Dioptase with Chrysocolla on Matrix – Shaba, Zaire
About This Specimen
This miniature specimen features lustrous emerald-green dioptase crystals nestled within cavities in a reddish-brown matrix. Pale blue chrysocolla forms contrasting crusts and rounded aggregates around the crystal-lined openings, giving the display face distinct color and depth.
Specimen Details
- Mineral / Specimen Type: Dioptase with chrysocolla on matrix
- Locality: Shaba, Zaire
- Form & Structure: Small dioptase crystal groupings within matrix cavities, accompanied by crusty to rounded chrysocolla aggregates
- Color: Deep emerald green dioptase, pale sky-blue to blue-green chrysocolla, and reddish-brown matrix
- Rarity: Uncommon as a collector specimen pairing well-formed dioptase crystals with visible chrysocolla
- Mohs Hardness: Dioptase 5; chrysocolla commonly about 2–4
- Luster: Vitreous dioptase with dull to waxy chrysocolla
- Chemical Formula: Dioptase: Cu₆Si₆O₁₈·6H₂O; chrysocolla is a variable hydrated copper silicate
- Specimen Size: Miniature
- Dimensions: 3.6 × 1.3 × 4.6 cm
- Specimen Weight: 19.6 g (mineral only)
- Total / Display Weight: 69.9 g
About Dioptase
Dioptase is a hydrated copper silicate recognized for its intense green color, vitreous luster, and typically rhombohedral crystals. It has a Mohs hardness of 5 and the formula Cu₆Si₆O₁₈·6H₂O; it commonly occurs in oxidized copper deposits, where other secondary copper minerals such as chrysocolla may also develop.
Traditional & Metaphysical Associations
In modern crystal traditions, dioptase is associated with compassion, emotional openness, and personal renewal, while chrysocolla is linked symbolically with calm communication and reflection. Collectors may use the pairing as a meditation focus, intention-setting object, or colorful natural display piece. Metaphysical properties are based on traditional beliefs and are provided for cultural and informational purposes; they are not scientifically established or intended as medical advice.
Why This Specimen?
The recessed green crystals and pale blue chrysocolla stand out sharply against the earthy matrix, creating an attractive focal area on the specimen’s principal face. Its slender profile and mounted presentation make it well suited to a compact mineral display.
Exact specimen pictured. You will receive the exact specimen shown in the photographs.