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Dioptase

#36763
SOLD
Dioptase from Blue Jay mine, Goodsprings dist., Clark Co., Nevada, United States - 36763
Dioptase from Blue Jay mine, Goodsprings dist., Clark Co., Nevada, United States - 36763

Dioptase

#36763
Availability
Sold
Size
5 x 4 x 2.5 cm - Miniature 
Formula
CuSiO3·H2O (RRUFF)
Locality
Blue Jay mine, Goodsprings dist., Clark Co., Nevada, United States
Tagged
copper

This and the others on this update are from a new find. The locality has been known for some time however. I do not have a specific locality. The specimen basically has a drusy coating of very minute, deep green Dioptase crystals.

Dioptase

Formula
CuSiO3·H2O 
Crystal System
Trigonal 
Crystal Habit
Massive, Cryptocrystalline, Crystalline - Coarse 
Cleavage
Good, None, None 
Luster
Vitreous (Glassy) 
Color
dark blue green, emerald green, turquoise 
Streak
green 
Class
Trigonal - Rhombohedral 
Fracture
Conchoidal 
Hardness
5 

Data courtesy of Webmineral.

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