{"title":"United States Mineral Specimens","description":"\u003cp\u003eExplore mineral specimens from the United States, representing notable mines, districts, and collecting localities across the country.\u003c\/p\u003e","products":[{"product_id":"rough-opal-with-polished-face-virgin-valley-nevada","title":"Rough Opal with Polished Face – Virgin Valley, Nevada","description":"\u003ch4\u003eAbout This Specimen\u003c\/h4\u003e\u003cp\u003eThis rough opal specimen from Virgin Valley, Nevada, has a broad polished top that reveals milky white opal within a contrasting tan-brown natural exterior. Subtle pale blue-gray margins add definition to the exposed opal, while fine hairline fractures remain visible across the polished surface.\u003c\/p\u003e\u003ch4\u003eSpecimen Details\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMineral \/ Specimen Type:\u003c\/strong\u003e Rough opal mineral specimen with a polished face\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLocality:\u003c\/strong\u003e Virgin Valley, Nevada, USA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eForm \u0026amp; Structure:\u003c\/strong\u003e Massive to nodular rough material with a polished top surface\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Milky white opal with faint pale blue-gray margins in a tan-brown rough exterior; no distinct play-of-color is evident in the photographs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRarity:\u003c\/strong\u003e Common to uncommon; opal is widespread, while attributed Virgin Valley material offers added locality interest\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMohs Hardness:\u003c\/strong\u003e 5.5–6.5\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLuster:\u003c\/strong\u003e Waxy to vitreous on the polished face; dull to earthy on the rough exterior\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChemical Formula:\u003c\/strong\u003e SiO₂·nH₂O\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecimen Size:\u003c\/strong\u003e Toenail\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 3.8 × 2.3 × 3.5 cm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecimen Weight:\u003c\/strong\u003e 29 g — mineral only\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal \/ Display Weight:\u003c\/strong\u003e 28.9 g, seller-reported; verification recommended\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisplay Preparation:\u003c\/strong\u003e Mounted in a 2 × 2 × 2 inch display box\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eAbout Opal\u003c\/h4\u003e\u003cp\u003eOpal is an amorphous, hydrated form of silica rather than a mineral with an ordered crystal structure. Its composition is written as SiO₂·nH₂O, and its Mohs hardness typically ranges from 5.5 to 6.5. Opal may be transparent through opaque and can occur with or without play-of-color; this specimen presents a milky, non-play-of-color appearance in the supplied photographs.\u003c\/p\u003e\u003ch4\u003eTraditional \u0026amp; Metaphysical Associations\u003c\/h4\u003e\u003cp\u003eIn crystal and spiritual traditions, opal is often associated with creativity, inspiration, emotional expression, and intention-setting. Some collectors use it as a symbolic focus for meditation or simply appreciate its soft color and organic appearance as a contemplative display piece. \u003cem\u003eMetaphysical properties are based on traditional beliefs and are provided for cultural and informational purposes; they are not scientifically established or intended as medical advice.\u003c\/em\u003e\u003c\/p\u003e\u003ch4\u003eWhy This Specimen?\u003c\/h4\u003e\u003cp\u003eThe polished white exposure creates a strong visual contrast with the rugged tan-brown exterior while preserving the character of the original rough material. Its upright presentation and protective display box make it an accessible locality specimen for a shelf or compact mineral cabinet.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eExact specimen pictured.\u003c\/strong\u003e You will receive the exact specimen shown in the photographs.\u003c\/p\u003e","brand":"Mineral Treasury","offers":[{"title":"Default Title","offer_id":53289573450095,"sku":"MT-0001","price":25.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0963\/7563\/6335\/files\/virgin-valley-rough-opal-front.jpg?v=1787782005"},{"product_id":"opal-in-petrified-wood-virgin-valley-nevada","title":"Opal in Petrified Wood – Black \u0026 White, Virgin Valley","description":"\u003ch4\u003eAbout This Specimen\u003c\/h4\u003e\u003cp\u003eThis Virgin Valley specimen preserves a slender fragment of petrified wood containing contrasting black and white common opal. Glossy black opal occupies prominent recessed areas, while white opal appears along several edges and seams against the brown, fibrous-looking wood texture; no play of color is present.\u003c\/p\u003e\u003ch4\u003eSpecimen Details\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMineral \/ Specimen Type:\u003c\/strong\u003e Opal in Petrified Wood\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLocality:\u003c\/strong\u003e Virgin Valley, Nevada, USA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eForm \u0026amp; Structure:\u003c\/strong\u003e Elongated opalized wood fragment with preserved longitudinal, wood-like texture and exposed opal-filled areas\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black and white opal with brown, tan, and dark gray-brown petrified wood\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRarity:\u003c\/strong\u003e Uncommon as a locality-specific opalized wood specimen; the non-play-of-color opal itself is not considered rare\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMohs Hardness:\u003c\/strong\u003e 5.5–6.5\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLuster:\u003c\/strong\u003e Vitreous to waxy on exposed opal; duller on wood-textured surfaces\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChemical Formula:\u003c\/strong\u003e SiO₂·nH₂O\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecimen Size:\u003c\/strong\u003e Miniature\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 1.8 × 1.4 × 4.4 cm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecimen Weight:\u003c\/strong\u003e 9.8 g — mineral only\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal \/ Display Weight:\u003c\/strong\u003e 57.5 g\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eAbout Opal in Petrified Wood\u003c\/h4\u003e\u003cp\u003eOpal is a hydrated form of silica with the formula SiO₂·nH₂O and a Mohs hardness of approximately 5.5–6.5. In opalized wood, silica-bearing material replaces or fills portions of the original wood structure, sometimes retaining recognizable grain-like textures; this example contains black and white common opal without play of color.\u003c\/p\u003e\u003ch4\u003eTraditional \u0026amp; Metaphysical Associations\u003c\/h4\u003e\u003cp\u003eIn crystal traditions, opal is often associated with imagination, reflection, and personal expression, while petrified wood symbolizes patience, stability, and connection with the natural world. Some collectors use the combination as a meditation object or as a visual reminder of transformation over time. \u003cem\u003eMetaphysical properties are based on traditional beliefs and are provided for cultural and informational purposes; they are not scientifically established or intended as medical advice.\u003c\/em\u003e\u003c\/p\u003e\u003ch4\u003eWhy This Specimen?\u003c\/h4\u003e\u003cp\u003eThe upright form clearly displays the contrast between glossy black opal, smaller white opal areas, and the warm brown longitudinal texture of the petrified wood. Its compact mounted presentation makes the specimen easy to appreciate from several angles.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eExact specimen pictured.\u003c\/strong\u003e You will receive the exact specimen shown in the photographs.\u003c\/p\u003e","brand":"Mineral Treasury","offers":[{"title":"Default Title","offer_id":53289639346543,"sku":"MT-0003","price":28.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0963\/7563\/6335\/files\/virgin-valley-opalized-wood-front.jpg?v=1787782341"},{"product_id":"goethite-graves-mountain-georgia","title":"Goethite Botryoidal Aggregate from Graves Mountain","description":"\u003ch4\u003eAbout This Specimen\u003c\/h4\u003e\u003cp\u003eThis goethite specimen from Graves Mountain forms an upright, irregular aggregate of rounded botryoidal growths and crust-like iron-oxide layers. Its predominantly black and dark brown surface is enlivened by rust-red edges, bronze highlights, and localized purple-green iridescent reflections.\u003c\/p\u003e\u003ch4\u003eSpecimen Details\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMineral \/ Specimen Type:\u003c\/strong\u003e Goethite mineral specimen\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLocality:\u003c\/strong\u003e Graves Mountain, Lincoln County, Georgia, USA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eForm \u0026amp; Structure:\u003c\/strong\u003e Botryoidal and crustiform aggregate with rounded, grape-like surfaces\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black to dark brown with rust-red exposed layers, bronze highlights, and subtle purple-green iridescence\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRarity:\u003c\/strong\u003e Common as a mineral species; collectible as a locality-documented botryoidal specimen from Graves Mountain\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMohs Hardness:\u003c\/strong\u003e 5–5.5\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLuster:\u003c\/strong\u003e Dull to submetallic with locally glossy surfaces\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChemical Formula:\u003c\/strong\u003e FeO(OH)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecimen Size:\u003c\/strong\u003e Miniature\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 3.1 × 2.1 × 5.0 cm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecimen Weight:\u003c\/strong\u003e 37.2 g (mineral only)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal \/ Display Weight:\u003c\/strong\u003e 83.5 g\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eAbout Goethite\u003c\/h4\u003e\u003cp\u003eGoethite is an orthorhombic iron oxyhydroxide with the formula FeO(OH) and a Mohs hardness of approximately 5–5.5. It commonly develops through the alteration and oxidation of iron-bearing minerals and may occur as earthy masses, crusts, stalactitic forms, or rounded botryoidal aggregates such as those displayed by this specimen.\u003c\/p\u003e\u003ch4\u003eTraditional \u0026amp; Metaphysical Associations\u003c\/h4\u003e\u003cp\u003eIn crystal traditions, goethite is associated with grounding, perseverance, reflection, and a symbolic connection to the earth. Collectors interested in spiritual practices may use it as a display object, meditation focus, or reminder of resilience and steady intention. \u003cem\u003eMetaphysical properties are based on traditional beliefs and are provided for cultural and informational purposes; they are not scientifically established or intended as medical advice.\u003c\/em\u003e\u003c\/p\u003e\u003ch4\u003eWhy This Specimen?\u003c\/h4\u003e\u003cp\u003eThe tall display profile presents botryoidal textures on multiple sides, while thin iron-oxide layers add warm red, bronze, purple, and green accents to the dark surface. Its contrast of rounded growths, recessed cavities, and broken crust edges gives the piece strong texture at a compact size.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eExact specimen pictured.\u003c\/strong\u003e You will receive the exact specimen shown in the photographs.\u003c\/p\u003e","brand":"Mineral Treasury","offers":[{"title":"Default Title","offer_id":53339279524207,"sku":"MT-0009","price":20.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0963\/7563\/6335\/files\/goethite-graves-mountain-front.jpg?v=1787781605"},{"product_id":"goethite-botryoidal-specimen-graves-mountain","title":"Goethite – Iridescent Botryoidal Specimen, Graves Mountain","description":"\u003ch4\u003eAbout This Specimen\u003c\/h4\u003e\u003cp\u003eThis upright goethite specimen from Graves Mountain displays densely packed botryoidal forms with an irregular, sculptural profile. Its dark brown to brownish-black surface is accented by reddish areas and scattered flashes of green, gold, blue, and magenta iridescence.\u003c\/p\u003e\u003ch4\u003eSpecimen Details\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMineral \/ Specimen Type:\u003c\/strong\u003e Goethite mineral specimen\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLocality:\u003c\/strong\u003e Graves Mountain, Lincoln County, Georgia, USA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eForm \u0026amp; Structure:\u003c\/strong\u003e Upright botryoidal aggregate with rounded growths, shallow cavities, and a rougher reverse\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Dark brown to brownish black with reddish-brown patches and localized green, gold, blue, and magenta iridescent highlights\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRarity:\u003c\/strong\u003e Common as a mineral species; iridescent botryoidal examples from a named locality have added collector interest\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMohs Hardness:\u003c\/strong\u003e 5–5.5\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLuster:\u003c\/strong\u003e Submetallic to locally dull, with glossy highlights across some rounded surfaces\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChemical Formula:\u003c\/strong\u003e FeO(OH)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecimen Size:\u003c\/strong\u003e Small Cabinet\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 2.9 × 2.2 × 5.2 cm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecimen Weight:\u003c\/strong\u003e 44.3 g — mineral only\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal \/ Display Weight:\u003c\/strong\u003e 89.8 g\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eAbout Goethite\u003c\/h4\u003e\u003cp\u003eGoethite is an orthorhombic iron oxide-hydroxide mineral with the formula FeO(OH) and a Mohs hardness of 5–5.5. It commonly occurs in massive, earthy, fibrous, stalactitic, and botryoidal formations, with colors ranging from yellow-brown through reddish brown to nearly black.\u003c\/p\u003e\u003ch4\u003eTraditional \u0026amp; Metaphysical Associations\u003c\/h4\u003e\u003cp\u003eIn crystal traditions, goethite is associated with grounding, perseverance, reflection, and a steady connection to the natural world. Collectors may use it as a symbolic focus for meditation, intention-setting, or contemplative display. \u003cem\u003eMetaphysical properties are based on traditional beliefs and are provided for cultural and informational purposes; they are not scientifically established or intended as medical advice.\u003c\/em\u003e\u003c\/p\u003e\u003ch4\u003eWhy This Specimen?\u003c\/h4\u003e\u003cp\u003eThe tall presentation, clustered botryoidal texture, and subtle rainbow flashes give this compact specimen strong visual character from multiple viewing angles. Its contrasting glossy and earthy areas highlight the uneven growth structure particularly well.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eExact specimen pictured.\u003c\/strong\u003e You will receive the exact specimen shown in the photographs.\u003c\/p\u003e","brand":"Mineral Treasury","offers":[{"title":"Default Title","offer_id":53362236686703,"sku":"MT-0015","price":29.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0963\/7563\/6335\/files\/goethite-graves-mountain-front_622f27cf-959e-4c18-80f8-e7718b909a4c.jpg?v=1787787809"},{"product_id":"chlorite-in-quartz-crystal-cluster-saratoga-county-ny","title":"Chlorite-Included Quartz Crystal Cluster – Saratoga County, New York","description":"\u003ch4\u003eAbout This Specimen\u003c\/h4\u003e\u003cp\u003eThis chlorite-included quartz cluster from Saratoga County, New York, features an attractive arrangement of terminated crystals with contrasting clear tips and mossy green interiors. Taller crystals rise behind a compact group of smaller points, giving the thumbnail-size specimen a balanced, dimensional profile from several viewing angles.\u003c\/p\u003e\u003ch4\u003eSpecimen Details\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMineral \/ Specimen Type:\u003c\/strong\u003e Chlorite-included quartz crystal cluster\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLocality:\u003c\/strong\u003e Saratoga County, New York, USA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eForm \u0026amp; Structure:\u003c\/strong\u003e Intergrown cluster of prismatic, terminated quartz crystals containing chlorite-group material\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Colorless to pale smoky-clear quartz with sage-green and dark olive chlorite-rich zones; minor tan-brown surface staining is visible\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRarity:\u003c\/strong\u003e Uncommon as an aesthetic, locality-documented chlorite-included quartz cluster; quartz itself is common\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMohs Hardness:\u003c\/strong\u003e 7 for quartz; chlorite-group inclusions are typically about 2–2.5\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLuster:\u003c\/strong\u003e Vitreous on exposed quartz faces\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChemical Formula:\u003c\/strong\u003e SiO₂ (quartz); chlorite-group composition varies\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecimen Size:\u003c\/strong\u003e Toenail\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 3.2 × 2.2 × 2.4 cm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecimen Weight:\u003c\/strong\u003e 11.8 g (mineral only)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal \/ Display Weight:\u003c\/strong\u003e 57.6 g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCollection History:\u003c\/strong\u003e Reportedly discovered by Margie and Bill Lombard in 1988\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eAbout Quartz\u003c\/h4\u003e\u003cp\u003eQuartz is a trigonal silica mineral recognized by its six-sided prismatic crystals, pointed terminations, vitreous luster, and Mohs hardness of 7. In chlorite-included quartz, chlorite-group minerals may become enclosed during crystal growth, producing green internal zones, clouds, or phantom-like patterns while clearer quartz continues to develop around them.\u003c\/p\u003e\u003ch4\u003eTraditional \u0026amp; Metaphysical Associations\u003c\/h4\u003e\u003cp\u003eIn crystal traditions, quartz is associated with clarity, focus, and intention-setting, while green chlorite is linked symbolically with renewal, balance, and a connection to nature. Some collectors use this combination as a contemplative display piece or meditation focus. \u003cem\u003eMetaphysical properties are based on traditional beliefs and are provided for cultural and informational purposes; they are not scientifically established or intended as medical advice.\u003c\/em\u003e\u003c\/p\u003e\u003ch4\u003eWhy This Specimen?\u003c\/h4\u003e\u003cp\u003eThe specimen offers strong visual contrast between glassy quartz terminations and dense olive-green chlorite-rich interiors. Its varied crystal heights, small clear side points, and compact mounted presentation provide display interest from multiple angles.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eExact specimen pictured.\u003c\/strong\u003e You will receive the exact specimen shown in the photographs.\u003c\/p\u003e","brand":"Mineral Treasury","offers":[{"title":"Default Title","offer_id":53363756532079,"sku":"MT-0027","price":49.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0963\/7563\/6335\/files\/chlorite-quartz-cluster-front.jpg?v=1787788746"},{"product_id":"chlorite-in-quartz-crystal-cluster-saratoga-county-new-york","title":"Quartz Crystals with Chlorite – Saratoga County, New York","description":"\u003ch4\u003eAbout This Specimen\u003c\/h4\u003e\u003cp\u003eThis compact cluster from Saratoga County, New York, features intergrown prismatic quartz crystals colored olive green by chlorite. Several crystals retain transparent to translucent tips, creating a pleasing contrast with the densely chlorite-coated lower faces.\u003c\/p\u003e\u003ch4\u003eSpecimen Details\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMineral \/ Specimen Type:\u003c\/strong\u003e Chlorite in quartz crystals\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLocality:\u003c\/strong\u003e Saratoga County, New York, USA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eForm \u0026amp; Structure:\u003c\/strong\u003e Intergrown cluster of prismatic quartz crystals with chlorite inclusions or coatings; several crystals are terminated\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Muted olive green with pale green to nearly colorless crystal tips and minor brown speckling\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRarity:\u003c\/strong\u003e Uncommon as an aesthetic chlorite-bearing quartz cluster from this stated county locality; quartz and chlorite themselves are common minerals\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMohs Hardness:\u003c\/strong\u003e 7 for quartz; approximately 2–2.5 for the chlorite component\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLuster:\u003c\/strong\u003e Vitreous on exposed quartz terminations, subdued to slightly waxy on chlorite-coated surfaces\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChemical Formula:\u003c\/strong\u003e SiO₂ (quartz); chlorite-group composition is variable, commonly represented as (Mg,Fe,Al)₆(Si,Al)₄O₁₀(OH)₈\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecimen Size:\u003c\/strong\u003e Toenail\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 2.7 × 2.0 × 2.5 cm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecimen Weight:\u003c\/strong\u003e 6.2 g (mineral only)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal \/ Display Weight:\u003c\/strong\u003e 54.4 g\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eAbout Quartz with Chlorite\u003c\/h4\u003e\u003cp\u003eQuartz is a silicon dioxide mineral that crystallizes in the trigonal system and commonly forms six-sided prisms capped by pyramidal terminations. Chlorite is the name of a group of platy, typically green phyllosilicate minerals; when present as inclusions or coatings, it can give otherwise colorless quartz an olive, mossy, or phantom-like appearance.\u003c\/p\u003e\u003ch4\u003eTraditional \u0026amp; Metaphysical Associations\u003c\/h4\u003e\u003cp\u003eIn crystal traditions, quartz is associated with clarity, focus, and intention-setting, while green chlorite is linked symbolically with nature, renewal, and grounding. This specimen may be appreciated as a meditation object or as a natural reminder of balance and growth. \u003cem\u003eMetaphysical properties are based on traditional beliefs and are provided for cultural and informational purposes; they are not scientifically established or intended as medical advice.\u003c\/em\u003e\u003c\/p\u003e\u003ch4\u003eWhy This Specimen?\u003c\/h4\u003e\u003cp\u003eThe overlapping green prisms create a sculptural, open cluster with visual interest from multiple angles. Clearer terminations rising above the chlorite-rich crystal bodies give the small specimen strong contrast and display presence.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eExact specimen pictured.\u003c\/strong\u003e You will receive the exact specimen shown in the photographs.\u003c\/p\u003e","brand":"Mineral Treasury","offers":[{"title":"Default Title","offer_id":53363839598959,"sku":"MT-0031","price":49.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0963\/7563\/6335\/files\/chlorite-quartz-saratoga-front.jpg?v=1787789470"},{"product_id":"goethite-with-iridescent-botryoidal-surface-graves-mountain","title":"Goethite Botryoidal Miniature — Graves Mountain, Georgia","description":"\u003ch4\u003eAbout This Specimen\u003c\/h4\u003e\u003cp\u003eThis sculptural goethite miniature from Graves Mountain has an upright, irregular profile with botryoidal textures and pronounced longitudinal ridges. Its predominantly black surface shows reddish-brown accents and a concentrated patch of rainbow iridescence in green, gold, magenta, and blue.\u003c\/p\u003e\u003ch4\u003eSpecimen Details\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMineral \/ Specimen Type:\u003c\/strong\u003e Goethite mineral specimen\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLocality:\u003c\/strong\u003e Graves Mountain, Lincoln County, Georgia, USA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eForm \u0026amp; Structure:\u003c\/strong\u003e Elongated botryoidal-to-massive aggregate with ridged, sculptural surfaces\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black to dark steel-gray with reddish-brown areas and localized rainbow iridescence\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRarity:\u003c\/strong\u003e Common mineral species; attractive iridescent specimens from named localities are selectively collected\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMohs Hardness:\u003c\/strong\u003e 5–5.5\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLuster:\u003c\/strong\u003e Submetallic to locally vitreous\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChemical Formula:\u003c\/strong\u003e FeO(OH)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecimen Size:\u003c\/strong\u003e Miniature\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions in cm:\u003c\/strong\u003e 2.2 × 2.0 × 4.7 cm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecimen Weight in grams:\u003c\/strong\u003e 25.3 g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal \/ Display Weight in grams:\u003c\/strong\u003e 71.8 g\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eAbout Goethite\u003c\/h4\u003e\u003cp\u003eGoethite is an orthorhombic iron oxyhydroxide that commonly forms through the weathering and oxidation of iron-bearing minerals. With a Mohs hardness of 5–5.5 and the formula FeO(OH), it may occur as massive, earthy, botryoidal, fibrous, or stalactitic aggregates, sometimes developing highly reflective or iridescent surfaces.\u003c\/p\u003e\u003ch4\u003eTraditional \u0026amp; Metaphysical Associations\u003c\/h4\u003e\u003cp\u003eIn crystal traditions, goethite is associated with grounding, resilience, focused reflection, and a symbolic connection to the earth. Collectors may use it as a meditation object, intention-setting piece, or visually distinctive natural display specimen. \u003cem\u003eMetaphysical properties are based on traditional beliefs and are provided for cultural and informational purposes; they are not scientifically established or intended as medical advice.\u003c\/em\u003e\u003c\/p\u003e\u003ch4\u003eWhy This Specimen?\u003c\/h4\u003e\u003cp\u003eThe tall silhouette, rugged ridges, and rounded surface textures give this compact piece strong visual presence. Its localized rainbow iridescence provides vivid contrast against the dark goethite and rusty brown reverse.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eExact specimen pictured.\u003c\/strong\u003e You will receive the exact specimen shown in the photographs.\u003c\/p\u003e","brand":"Mineral Treasury","offers":[{"title":"Default Title","offer_id":53363880558959,"sku":"MT-0034","price":28.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0963\/7563\/6335\/files\/goethite-graves-mountain-front_89ac0574-85e2-457d-9621-39d311304471.jpg?v=1787789578"},{"product_id":"molybdenite-molybdenum-ore-henderson-mine-colorado","title":"Molybdenite Molybdenum Ore – Henderson Mine, Colorado","description":"\u003ch4\u003eAbout This Specimen\u003c\/h4\u003e\u003cp\u003eThis compact molybdenum-ore specimen from the Henderson Mine is best identified visually as molybdenite, displaying the species’ characteristic lead-gray metallic sheen and foliated texture. Its upright presentation highlights an irregular sculptural profile, bright reflective surfaces, and small areas of yellow-tan surface material.\u003c\/p\u003e\u003ch4\u003eSpecimen Details\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMineral \/ Specimen Type:\u003c\/strong\u003e Molybdenite (molybdenum ore), identification pending seller verification\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLocality:\u003c\/strong\u003e Henderson Mine, Colorado, USA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eForm \u0026amp; Structure:\u003c\/strong\u003e Massive, foliated to platy metallic aggregate\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Lead gray to silvery dark gray with scattered yellow-tan surface staining or unidentified material\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRarity:\u003c\/strong\u003e Common as a mineral species; locality-specific specimens remain of interest to mining and regional collectors\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMohs Hardness:\u003c\/strong\u003e 1–1.5\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLuster:\u003c\/strong\u003e Metallic\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChemical Formula:\u003c\/strong\u003e MoS₂\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecimen Size:\u003c\/strong\u003e Miniature\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 2.8 × 1.6 × 4.1 cm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecimen Weight:\u003c\/strong\u003e 43.5 g — mineral only\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal \/ Display Weight:\u003c\/strong\u003e 93.1 g\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eAbout Molybdenite\u003c\/h4\u003e\u003cp\u003eMolybdenite is a molybdenum sulfide mineral and the principal ore of molybdenum. It is recognized by its opaque lead-gray color, metallic luster, very low Mohs hardness of 1–1.5, and layered structure, which commonly produces foliated or platy masses with perfect basal cleavage.\u003c\/p\u003e\u003ch4\u003eTraditional \u0026amp; Metaphysical Associations\u003c\/h4\u003e\u003cp\u003eIn modern crystal traditions, molybdenite is sometimes associated with adaptability, focused intention, and recognizing possibilities during periods of change. These ideas are spiritual and symbolic rather than scientifically demonstrated. \u003cem\u003eMetaphysical properties are based on traditional beliefs and are provided for cultural and informational purposes; they are not scientifically established or intended as medical advice.\u003c\/em\u003e\u003c\/p\u003e\u003ch4\u003eWhy This Specimen?\u003c\/h4\u003e\u003cp\u003eThe specimen’s bright metallic texture, dark lead-gray color, and tall irregular outline create strong visual contrast on its black display base. Multiple viewing angles reveal shifting reflections across the layered surface.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eExact specimen pictured.\u003c\/strong\u003e You will receive the exact specimen shown in the photographs.\u003c\/p\u003e","brand":"Mineral Treasury","offers":[{"title":"Default Title","offer_id":53363885506927,"sku":"MT-0035","price":40.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0963\/7563\/6335\/files\/molybdenite-henderson-mine-front.jpg?v=1787788694"},{"product_id":"rough-opal-with-polished-top-virgin-valley-nevada","title":"Rough Opal with Polished Face – Virgin Valley, Nevada","description":"\u003ch4\u003eAbout This Specimen\u003c\/h4\u003e\u003cp\u003eThis Virgin Valley opal specimen presents pale blue-white opal in irregular seams and patches through a textured tan-brown host. Its polished top reveals a smooth, softly lustrous opal area while the rough sides preserve the piece's natural character.\u003c\/p\u003e\u003ch4\u003eSpecimen Details\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMineral \/ Specimen Type:\u003c\/strong\u003e Rough opal mineral specimen with a polished top\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLocality:\u003c\/strong\u003e Virgin Valley, Nevada, United States\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eForm \u0026amp; Structure:\u003c\/strong\u003e Massive, seam-like opal within earthy host material; polished upper surface and rough natural sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Pale blue-white to milky opal against cream, tan, and brown host material\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRarity:\u003c\/strong\u003e Uncommon as a locality specimen; opal itself is widespread, and no distinct play-of-color is visible in the photographs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMohs Hardness:\u003c\/strong\u003e 5.5–6.5\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLuster:\u003c\/strong\u003e Waxy to vitreous on the polished opal; dull to earthy on the rough exterior\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChemical Formula:\u003c\/strong\u003e SiO₂·nH₂O\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecimen Size:\u003c\/strong\u003e Toenail\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 2.6 × 1.8 × 2.3 cm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecimen Weight:\u003c\/strong\u003e 8.6 g — mineral specimen only\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal \/ Display Weight:\u003c\/strong\u003e 55.4 g\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eAbout Opal\u003c\/h4\u003e\u003cp\u003eOpal is an amorphous, hydrated form of silica and is therefore classified as a mineraloid rather than a crystalline mineral. It typically has a Mohs hardness of 5.5–6.5 and the formula SiO₂·nH₂O; varieties range from common opal with soft body color to precious opal exhibiting play-of-color.\u003c\/p\u003e\u003ch4\u003eTraditional \u0026amp; Metaphysical Associations\u003c\/h4\u003e\u003cp\u003eIn crystal and spiritual traditions, opal is associated with imagination, self-expression, reflection, and creative intention. This compact specimen may be appreciated as a symbolic meditation object or as a natural display piece. \u003cem\u003eMetaphysical properties are based on traditional beliefs and are provided for cultural and informational purposes; they are not scientifically established or intended as medical advice.\u003c\/em\u003e\u003c\/p\u003e\u003ch4\u003eWhy This Specimen?\u003c\/h4\u003e\u003cp\u003eThe contrast between the pale opal seams and weathered tan-brown exterior gives this small piece strong texture and locality interest. Its polished top provides a clear viewing window into the opal while retaining the rugged appearance of the original material.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eExact specimen pictured.\u003c\/strong\u003e You will receive the exact specimen shown in the photographs.\u003c\/p\u003e","brand":"Mineral Treasury","offers":[{"title":"Default Title","offer_id":53366742483311,"sku":"MT-0036","price":24.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0963\/7563\/6335\/files\/virgin-valley-rough-opal-front_cf5b314f-5849-4a49-8920-df24ad75d717.jpg?v=1787790572"},{"product_id":"rough-opal-from-virgin-valley-nevada","title":"Rough Opal in Matrix — Virgin Valley, Nevada","description":"\u003ch4\u003eAbout This Specimen\u003c\/h4\u003e\u003cp\u003eThis rough opal specimen from Virgin Valley, Nevada, features a milky white to pale blue-gray seam running through contrasting tan-brown host material. Its upright profile exposes both translucent opal and rugged matrix textures, with fine surface fractures visible in several areas.\u003c\/p\u003e\u003ch4\u003eSpecimen Details\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMineral \/ Specimen Type:\u003c\/strong\u003e Rough common opal in matrix\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLocality:\u003c\/strong\u003e Virgin Valley, Nevada, USA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eForm \u0026amp; Structure:\u003c\/strong\u003e Massive, seam-filling opal within rough host material\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Milky white to pale blue-gray opal with cream, tan, and brown matrix\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRarity:\u003c\/strong\u003e Common as a mineral material, with added collector interest from the supplied Virgin Valley locality\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMohs Hardness:\u003c\/strong\u003e 5.5–6.5\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLuster:\u003c\/strong\u003e Waxy to vitreous on exposed opal surfaces; earthy on the host material\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChemical Formula:\u003c\/strong\u003e SiO₂·nH₂O\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecimen Size:\u003c\/strong\u003e Miniature\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 2.7 × 1.9 × 4.2 cm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecimen Weight:\u003c\/strong\u003e 14.8 g — mineral only\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal \/ Display Weight:\u003c\/strong\u003e 62 g\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eAbout Opal\u003c\/h4\u003e\u003cp\u003eOpal is an amorphous, hydrated silica mineraloid rather than a crystalline mineral. It occurs in both precious varieties that display play-of-color and common varieties without that optical effect; this photographed piece appears to be common opal, with no distinct play-of-color visible under the supplied lighting.\u003c\/p\u003e\u003ch4\u003eTraditional \u0026amp; Metaphysical Associations\u003c\/h4\u003e\u003cp\u003eIn crystal and spiritual traditions, opal is associated with creativity, inspiration, emotional expression, and personal reflection. Some collectors use it as a symbolic focus for meditation or intention-setting, while others simply appreciate its soft color and organic patterning. \u003cem\u003eMetaphysical properties are based on traditional beliefs and are provided for cultural and informational purposes; they are not scientifically established or intended as medical advice.\u003c\/em\u003e\u003c\/p\u003e\u003ch4\u003eWhy This Specimen?\u003c\/h4\u003e\u003cp\u003eThe pale opal seam creates a strong visual path through the textured tan matrix, and the narrow upright shape displays well from multiple angles. Its locality and clear contrast between opal and host material make it an approachable example for a regional or systematic collection.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eExact specimen pictured.\u003c\/strong\u003e You will receive the exact specimen shown in the photographs.\u003c\/p\u003e","brand":"Mineral Treasury","offers":[{"title":"Default Title","offer_id":53366751887727,"sku":"MT-0039","price":29.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0963\/7563\/6335\/files\/virgin-valley-rough-opal-front_03237941-b56f-4738-bad3-170ac2cc417a.jpg?v=1787790580"},{"product_id":"iridescent-hematite-on-matrix-graves-mountain-georgia","title":"Iridescent Hematite on Matrix – Graves Mountain, Georgia","description":"\u003ch4\u003eAbout This Specimen\u003c\/h4\u003e\u003cp\u003eThis iridescent hematite specimen from Graves Mountain displays dark, rugged mineralization across a contrasting pale, translucent matrix. Its strongest surfaces shift through violet, blue, green, and bronze under direct light, while open cavities and irregular plates give the piece considerable depth.\u003c\/p\u003e\u003ch4\u003eSpecimen Details\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMineral \/ Specimen Type:\u003c\/strong\u003e Iridescent hematite on matrix\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLocality:\u003c\/strong\u003e Graves Mountain, Lincoln County, Georgia, USA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eForm \u0026amp; Structure:\u003c\/strong\u003e Irregular platy to crust-like hematite aggregates distributed over a pale matrix, with cavities and layered surfaces\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Dark steel-gray to nearly black with violet, blue, green, bronze, and magenta iridescence; pale white to faintly peach translucent matrix\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRarity:\u003c\/strong\u003e Uncommon as a colorful locality specimen; hematite itself is common, but well-defined iridescence from Graves Mountain is more collectible\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMohs Hardness:\u003c\/strong\u003e 5.5–6.5\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLuster:\u003c\/strong\u003e Submetallic to metallic and locally earthy, with iridescent surface sheen\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChemical Formula:\u003c\/strong\u003e Fe₂O₃\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecimen Size:\u003c\/strong\u003e Small Cabinet\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 5.4 × 3.1 × 4.8 cm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecimen Weight:\u003c\/strong\u003e 39.1 g (mineral only)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal \/ Display Weight:\u003c\/strong\u003e 84.5 g\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eAbout Hematite\u003c\/h4\u003e\u003cp\u003eHematite is an iron oxide mineral and one of the principal ores of iron. It commonly occurs in massive, earthy, platy, botryoidal, or crystalline forms; some surfaces develop vivid optical iridescence that contrasts dramatically with hematite’s typical steel-gray to black appearance and characteristic reddish-brown streak.\u003c\/p\u003e\u003ch4\u003eTraditional \u0026amp; Metaphysical Associations\u003c\/h4\u003e\u003cp\u003eIn crystal traditions, hematite is associated with grounding, steadiness, focus, and confidence. Iridescent examples are also appreciated as symbols of perspective and transformation, making them popular for contemplative display or intention-setting. \u003cem\u003eMetaphysical properties are based on traditional beliefs and are provided for cultural and informational purposes; they are not scientifically established or intended as medical advice.\u003c\/em\u003e\u003c\/p\u003e\u003ch4\u003eWhy This Specimen?\u003c\/h4\u003e\u003cp\u003eThe piece offers strong contrast between pale matrix and rugged dark hematite, with colorful flashes appearing across several faces as the viewing angle changes. Its upright presentation and varied cavities create an engaging small-cabinet display.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eExact specimen pictured.\u003c\/strong\u003e You will receive the exact specimen shown in the photographs.\u003c\/p\u003e","brand":"Mineral Treasury","offers":[{"title":"Default Title","offer_id":53372015083887,"sku":"MT-0052","price":29.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0963\/7563\/6335\/files\/iridescent-hematite-graves-mountain-front.jpg?v=1787791014"},{"product_id":"bismuth-crystal-cluster-lab-grown","title":"Bismuth Hopper Crystal Cluster – Lab Grown","description":"\u003ch4\u003eAbout This Specimen\u003c\/h4\u003e\u003cp\u003eThis lab-grown bismuth cluster features a dense arrangement of sharply stepped hopper crystals with strong geometric definition. Its metallic surfaces display shifting magenta, violet, blue, green, and gold iridescence, while the upright mounted presentation highlights the specimen’s architectural form.\u003c\/p\u003e\u003ch4\u003eSpecimen Details\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMineral \/ Specimen Type:\u003c\/strong\u003e Lab-grown bismuth crystal cluster\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLocality:\u003c\/strong\u003e Lab Grown\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eForm \u0026amp; Structure:\u003c\/strong\u003e Intergrown, stepped hopper crystals with angular recesses and terraced faces\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Iridescent magenta, violet, blue, teal, green, and gold over darker metallic areas\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRarity:\u003c\/strong\u003e Common as a lab-grown collector specimen; each crystallized cluster has an individual form\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMohs Hardness:\u003c\/strong\u003e 2–2.5\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLuster:\u003c\/strong\u003e Metallic\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChemical Formula:\u003c\/strong\u003e Bi\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecimen Size:\u003c\/strong\u003e Miniature\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 3.2 × 4.1 × 4.9 cm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecimen Weight:\u003c\/strong\u003e 70 g (mineral only)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal \/ Display Weight:\u003c\/strong\u003e 120.8 g\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eAbout Bismuth\u003c\/h4\u003e\u003cp\u003eBismuth is a native-element mineral composed of the element Bi and has a Mohs hardness of approximately 2–2.5. Laboratory-grown examples are especially known for hopper growth, in which crystal edges develop faster than their centers, producing stepped, geometric recesses; their rainbow colors commonly result from a thin surface oxide layer.\u003c\/p\u003e\u003ch4\u003eTraditional \u0026amp; Metaphysical Associations\u003c\/h4\u003e\u003cp\u003eIn modern crystal traditions, bismuth is associated with transformation, adaptability, creativity, and navigating change. Its intricate geometric form also makes it popular for meditation, intention-setting, and visually engaging display. \u003cem\u003eMetaphysical properties are based on traditional beliefs and are provided for cultural and informational purposes; they are not scientifically established or intended as medical advice.\u003c\/em\u003e\u003c\/p\u003e\u003ch4\u003eWhy This Specimen?\u003c\/h4\u003e\u003cp\u003eThis piece offers strong display appeal through its upright silhouette, tightly layered hopper architecture, and vivid iridescence across several viewing angles. The mounted presentation emphasizes both the open geometric recesses and the broader stepped faces.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eExact specimen pictured.\u003c\/strong\u003e You will receive the exact specimen shown in the photographs.\u003c\/p\u003e","brand":"Mineral Treasury","offers":[{"title":"Default Title","offer_id":53372026192239,"sku":"MT-0059","price":29.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0963\/7563\/6335\/files\/iridescent-bismuth-hopper-cluster-front.jpg?v=1787875935"},{"product_id":"herkimer-diamond-quartz-on-druzy-matrix","title":"Herkimer Diamond Quartz on Druzy Matrix","description":"\u003ch4\u003eAbout This Specimen\u003c\/h4\u003e\u003cp\u003eThis Herkimer Diamond quartz specimen features a prominent honey-gold crystal perched above a rugged brown matrix coated with sparkling micro-druzy quartz. Its elevated crystal placement and contrasting textures give the compact piece a distinctive, architectural profile.\u003c\/p\u003e\u003ch4\u003eSpecimen Details\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMineral \/ Specimen Type:\u003c\/strong\u003e Quartz (Herkimer Diamond) on matrix\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLocality:\u003c\/strong\u003e Ace of Diamond Mine, Herkimer, New York, United States\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eForm \u0026amp; Structure:\u003c\/strong\u003e Prominent terminated quartz crystal above micro-druzy quartz on host matrix\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Warm honey-gold to nearly colorless quartz with smoky-brown druze and an earthy brown matrix\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRarity:\u003c\/strong\u003e Common mineral species; Herkimer locality specimens remain popular with collectors\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMohs Hardness:\u003c\/strong\u003e 7\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLuster:\u003c\/strong\u003e Vitreous\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChemical Formula:\u003c\/strong\u003e SiO₂\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecimen Size:\u003c\/strong\u003e Miniature\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 3.8 × 2.8 × 4.4 cm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecimen Weight:\u003c\/strong\u003e 34.5 g (mineral only)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal \/ Display Weight:\u003c\/strong\u003e 84.6 g\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eAbout Quartz\u003c\/h4\u003e\u003cp\u003eQuartz is a trigonal silicon dioxide mineral with a Mohs hardness of 7 and a vitreous luster. “Herkimer Diamond” is the traditional trade name for especially clear, commonly double-terminated quartz crystals associated with the Herkimer County region of New York; despite the name, these crystals are quartz rather than diamond.\u003c\/p\u003e\u003ch4\u003eTraditional \u0026amp; Metaphysical Associations\u003c\/h4\u003e\u003cp\u003eIn crystal traditions, Herkimer Diamond quartz is associated with clarity, focused intention, meditation, and the symbolic amplification of personal goals. It may be kept as a contemplative display object or used in intention-setting practices. \u003cem\u003eMetaphysical properties are based on traditional beliefs and are provided for cultural and informational purposes; they are not scientifically established or intended as medical advice.\u003c\/em\u003e\u003c\/p\u003e\u003ch4\u003eWhy This Specimen?\u003c\/h4\u003e\u003cp\u003eThe upright golden crystal forms a bright focal point above a dark, glittering druzy surface, while the rugged matrix gives the specimen strong natural contrast. Its compact miniature size is well suited to protected shelf or case display.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eExact specimen pictured.\u003c\/strong\u003e You will receive the exact specimen shown in the photographs.\u003c\/p\u003e","brand":"Mineral Treasury","offers":[{"title":"Default Title","offer_id":53405756719471,"sku":"MT-0078","price":55.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0963\/7563\/6335\/files\/herkimer-quartz-druzy-matrix-front.jpg?v=1788197420"},{"product_id":"herkimer-diamond-quartz-on-matrix-ace-of-diamonds-mine","title":"Herkimer Diamond Quartz on Matrix – Ace of Diamonds Mine","description":"\u003ch4\u003eAbout This Specimen\u003c\/h4\u003e\u003cp\u003eThis Herkimer Diamond quartz specimen from the Ace of Diamonds Mine features a prominent, sharply faceted crystal set against a dark, quartz-coated matrix. The pale champagne-toned crystal and sparkling drusy surface give the piece attractive contrast and visual depth from multiple viewing angles.\u003c\/p\u003e\u003ch4\u003eSpecimen Details\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMineral \/ Specimen Type:\u003c\/strong\u003e Quartz (Herkimer Diamond) on matrix\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLocality:\u003c\/strong\u003e Ace of Diamonds Mine, Middleville, Herkimer County, New York, United States\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eForm \u0026amp; Structure:\u003c\/strong\u003e Short, sharply terminated quartz crystal on a drusy matrix\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Pale colorless to champagne quartz over a smoky brown and dark brown-gray matrix\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRarity:\u003c\/strong\u003e Common mineral species; named-locality Herkimer matrix specimens remain desirable collector pieces but are not intrinsically rare\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMohs Hardness:\u003c\/strong\u003e 7\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLuster:\u003c\/strong\u003e Vitreous\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChemical Formula:\u003c\/strong\u003e SiO₂\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecimen Size:\u003c\/strong\u003e Miniature\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 4.2 × 1.9 × 4.3 cm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecimen Weight:\u003c\/strong\u003e 31.2 g (mineral only)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal \/ Display Weight:\u003c\/strong\u003e 82.1 g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisplay Preparation:\u003c\/strong\u003e Photographed mounted on a black base with mineral putty and a clear acrylic cover\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eAbout Herkimer Diamond Quartz\u003c\/h4\u003e\u003cp\u003eHerkimer Diamond is the traditional trade name for notably clear, strongly faceted quartz crystals associated with Herkimer County, New York. Despite the name, these crystals are quartz rather than diamond; quartz has a trigonal crystal system, a Mohs hardness of 7, vitreous luster, and the chemical formula SiO₂.\u003c\/p\u003e\u003ch4\u003eTraditional \u0026amp; Metaphysical Associations\u003c\/h4\u003e\u003cp\u003eIn crystal traditions, Herkimer Diamond quartz is associated with clarity, focused intention, meditation, and the symbolic amplification of personal goals. Its bright facets and compact form also make it popular for contemplative displays and collection spaces. \u003cem\u003eMetaphysical properties are based on traditional beliefs and are provided for cultural and informational purposes; they are not scientifically established or intended as medical advice.\u003c\/em\u003e\u003c\/p\u003e\u003ch4\u003eWhy This Specimen?\u003c\/h4\u003e\u003cp\u003eThe main crystal stands out clearly from the darker matrix, while the surrounding druse adds sparkle and texture without overwhelming the focal point. Its upright mounted presentation makes this compact specimen especially well suited to shelf or cabinet display.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eExact specimen pictured.\u003c\/strong\u003e You will receive the exact specimen shown in the photographs.\u003c\/p\u003e","brand":"Mineral Treasury","offers":[{"title":"Default Title","offer_id":53406893769071,"sku":"MT-0089","price":55.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0963\/7563\/6335\/files\/herkimer-diamond-quartz-matrix-front.jpg?v=1788233133"},{"product_id":"herkimer-diamond-quartz-with-rainbow-fractures-new-york","title":"Herkimer Diamond Quartz with Rainbow Fractures – New York","description":"\u003ch4\u003eAbout This Specimen\u003c\/h4\u003e\u003cp\u003eThis Herkimer Diamond from the Ace of Diamonds Mine is a naturally double-terminated quartz crystal with a broad, asymmetrical profile. Its transparent-to-translucent interior contains abundant veils and fractures that produce bright reflections and localized rainbow flashes, while scattered dark material adds visual contrast.\u003c\/p\u003e\u003ch4\u003eSpecimen Details\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMineral \/ Specimen Type:\u003c\/strong\u003e Herkimer Diamond — double-terminated quartz crystal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLocality:\u003c\/strong\u003e Ace of Diamonds Mine, Middleville, Herkimer County, New York, United States\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eForm \u0026amp; Structure:\u003c\/strong\u003e Short, double-terminated single crystal with internal fractures and localized contact or chipped areas\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Predominantly colorless to cloudy white, with smoky-gray areas, dark inclusions or remnant material, and small rainbow flashes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRarity:\u003c\/strong\u003e Common mineral species; authentic crystals from this named New York locality remain highly collectible\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMohs Hardness:\u003c\/strong\u003e 7\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLuster:\u003c\/strong\u003e Vitreous\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChemical Formula:\u003c\/strong\u003e SiO₂\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecimen Size:\u003c\/strong\u003e Miniature\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 4.1 × 1.8 × 2.6 cm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecimen Weight:\u003c\/strong\u003e 22.1 g — mineral only\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal \/ Display Weight:\u003c\/strong\u003e 74.4 g\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eAbout Herkimer Diamond\u003c\/h4\u003e\u003cp\u003eHerkimer Diamond is the traditional trade name for unusually clear, naturally double-terminated quartz crystals associated with the Herkimer County region of New York. Despite the name, these specimens are quartz rather than diamond; they crystallize in the trigonal system, have a vitreous luster, a Mohs hardness of 7, and the chemical formula SiO₂.\u003c\/p\u003e\u003ch4\u003eTraditional \u0026amp; Metaphysical Associations\u003c\/h4\u003e\u003cp\u003eIn crystal traditions, Herkimer Diamonds are associated with clarity, focused intention, meditation, and the symbolic amplification of personal goals. Their bright, reflective interiors also make them popular as contemplative objects and meaningful display pieces. \u003cem\u003eMetaphysical properties are based on traditional beliefs and are provided for cultural and informational purposes; they are not scientifically established or intended as medical advice.\u003c\/em\u003e\u003c\/p\u003e\u003ch4\u003eWhy This Specimen?\u003c\/h4\u003e\u003cp\u003eThis crystal offers a distinctly sculptural double-terminated outline, lively internal reflections, and small spectral flashes visible from select angles. Its dark inclusions and irregular contact areas provide natural contrast and character rather than the uniform appearance of a polished stone.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eExact specimen pictured.\u003c\/strong\u003e You will receive the exact specimen shown in the photographs.\u003c\/p\u003e","brand":"Mineral Treasury","offers":[{"title":"Default Title","offer_id":53406905106799,"sku":"MT-0090","price":39.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0963\/7563\/6335\/files\/herkimer-diamond-quartz-side-view.jpg?v=1788233258"},{"product_id":"goethite-iridescent-botryoidal-miniature-graves-mountain","title":"Goethite – Iridescent Botryoidal Miniature – Graves Mountain","description":"\u003ch4\u003eAbout This Specimen\u003c\/h4\u003e\u003cp\u003eThis compact goethite specimen from Graves Mountain displays an irregular, knobby surface with botryoidal development and deep black to reddish-brown coloration. Scattered metallic and rainbow-toned reflections add flashes of red, green, blue, and bronze as the piece is viewed from different angles.\u003c\/p\u003e\u003ch4\u003eSpecimen Details\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMineral \/ Specimen Type:\u003c\/strong\u003e Goethite mineral specimen\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLocality:\u003c\/strong\u003e Graves Mountain, Lincoln County, Georgia, USA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eForm \u0026amp; Structure:\u003c\/strong\u003e Irregular botryoidal to massive aggregate\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Predominantly black and dark brown with reddish-brown areas and localized iridescent red, green, blue, and bronze highlights\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRarity:\u003c\/strong\u003e Common mineral species; iridescent Graves Mountain specimens have added locality and display interest\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMohs Hardness:\u003c\/strong\u003e 5–5.5\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLuster:\u003c\/strong\u003e Submetallic to earthy, with localized iridescent sheen\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChemical Formula:\u003c\/strong\u003e α-FeO(OH)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecimen Size:\u003c\/strong\u003e Toenail\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 2.5 × 2.2 × 3.7 cm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecimen Weight:\u003c\/strong\u003e 30.9 g — mineral only\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal \/ Display Weight:\u003c\/strong\u003e 78.2 g\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eAbout Goethite\u003c\/h4\u003e\u003cp\u003eGoethite is an orthorhombic iron oxyhydroxide and a widespread component of iron-rich deposits and weathered ores. It commonly forms massive, earthy, stalactitic, reniform, or botryoidal aggregates and has a Mohs hardness of 5–5.5 with the chemical formula α-FeO(OH).\u003c\/p\u003e\u003ch4\u003eTraditional \u0026amp; Metaphysical Associations\u003c\/h4\u003e\u003cp\u003eIn crystal traditions, goethite is associated with grounding, perseverance, reflection, and a steady connection to the natural world. Some collectors use it as a symbolic focus during meditation or intention-setting, while others simply appreciate its substantial presence and dark metallic appearance. \u003cem\u003eMetaphysical properties are based on traditional beliefs and are provided for cultural and informational purposes; they are not scientifically established or intended as medical advice.\u003c\/em\u003e\u003c\/p\u003e\u003ch4\u003eWhy This Specimen?\u003c\/h4\u003e\u003cp\u003eThe upright profile, rounded surface textures, and small flashes of rainbow color give this miniature visual interest from several viewing angles. Its Graves Mountain locality and compact mounted presentation make it an appealing addition to a regional or iron-mineral collection.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eExact specimen pictured.\u003c\/strong\u003e You will receive the exact specimen shown in the photographs.\u003c\/p\u003e","brand":"Mineral Treasury","offers":[{"title":"Default Title","offer_id":53412547133807,"sku":"MT-0093","price":19.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0963\/7563\/6335\/files\/iridescent-goethite-graves-mountain-front.jpg?v=1788315547"},{"product_id":"goethite-with-purple-green-iridescence-graves-mountain","title":"Goethite with Purple-Green Iridescence – Graves Mountain","description":"\u003ch4\u003eAbout This Specimen\u003c\/h4\u003e\u003cp\u003eThis goethite specimen from Graves Mountain presents an upright, rugged formation with knobby surfaces and deep relief. Its dark brown-black body displays vivid purple, green, bronze, and gold iridescent colors that shift across the textured surface under direct light.\u003c\/p\u003e\u003ch4\u003eSpecimen Details\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMineral \/ Specimen Type:\u003c\/strong\u003e Goethite mineral specimen\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLocality:\u003c\/strong\u003e Graves Mountain, Lincoln County, Georgia, USA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eForm \u0026amp; Structure:\u003c\/strong\u003e Massive, irregular goethite with knobby aggregate surfaces\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Dark brown-black with prominent purple, emerald-green, bronze, and gold iridescence\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRarity:\u003c\/strong\u003e Goethite is common as a mineral species; colorful iridescent specimens from a named locality are less commonly encountered as display pieces\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMohs Hardness:\u003c\/strong\u003e 5–5.5\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLuster:\u003c\/strong\u003e Submetallic to metallic on the iridescent surfaces, with duller areas\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChemical Formula:\u003c\/strong\u003e FeO(OH)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecimen Size:\u003c\/strong\u003e Small Cabinet\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 3.3 × 2.4 × 5.7 cm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecimen Weight:\u003c\/strong\u003e 39.5 g — mineral only\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal \/ Display Weight:\u003c\/strong\u003e 88.1 g\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eAbout Goethite\u003c\/h4\u003e\u003cp\u003eGoethite is an orthorhombic iron oxide-hydroxide and an important component of many iron-rich deposits and weathering environments. It occurs in forms ranging from compact and earthy masses to radiating, stalactitic, and botryoidal aggregates, with a Mohs hardness of 5–5.5 and the chemical formula FeO(OH).\u003c\/p\u003e\u003ch4\u003eTraditional \u0026amp; Metaphysical Associations\u003c\/h4\u003e\u003cp\u003eIn crystal traditions, goethite is associated with grounding, perseverance, reflection, and a steady connection to personal intentions. Its dark metallic appearance and colorful surface can also make it a distinctive focus for meditation or contemplative display. \u003cem\u003eMetaphysical properties are based on traditional beliefs and are provided for cultural and informational purposes; they are not scientifically established or intended as medical advice.\u003c\/em\u003e\u003c\/p\u003e\u003ch4\u003eWhy This Specimen?\u003c\/h4\u003e\u003cp\u003eThe upright silhouette, deeply textured face, and multicolored iridescence give this compact specimen strong visual presence from several viewing angles. The photographed display mount also emphasizes its sculptural form.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eExact specimen pictured.\u003c\/strong\u003e You will receive the exact specimen shown in the photographs.\u003c\/p\u003e","brand":"Mineral Treasury","offers":[{"title":"Default Title","offer_id":53412550181231,"sku":"MT-0097","price":19.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0963\/7563\/6335\/files\/iridescent-goethite-graves-mountain-front_2aede588-5acb-470b-ad98-56128da57e90.jpg?v=1788316276"}],"url":"https:\/\/mineraltreasury.com\/collections\/united-states-mineral-specimens.oembed","provider":"Mineral Treasury","version":"1.0","type":"link"}