United States Mineral Specimens
Explore mineral specimens from the United States, representing notable mines, districts, and collecting localities across the country.
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Goethite with Purple-Green Iridescence – Graves Mountain -
Goethite – Iridescent Botryoidal Miniature – Graves Mountain -
Herkimer Diamond Quartz with Rainbow Fractures – New York -
Herkimer Diamond Quartz on Matrix – Ace of Diamonds Mine -
Herkimer Diamond Quartz on Druzy Matrix -
Bismuth Hopper Crystal Cluster – Lab Grown -
Iridescent Hematite on Matrix – Graves Mountain, Georgia -
Rough Opal in Matrix — Virgin Valley, Nevada -
Rough Opal with Polished Face – Virgin Valley, Nevada -
Molybdenite Molybdenum Ore – Henderson Mine, Colorado -
Goethite Botryoidal Miniature — Graves Mountain, Georgia -
Quartz Crystals with Chlorite – Saratoga County, New York -
Chlorite-Included Quartz Crystal Cluster – Saratoga County, New York -
Goethite – Iridescent Botryoidal Specimen, Graves Mountain -
Goethite Botryoidal Aggregate from Graves Mountain -
Opal in Petrified Wood – Black & White, Virgin Valley -
Rough Opal with Polished Face – Virgin Valley, Nevada
