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Chalcanthite on Gypsum

# PD34207

Chalcanthite on Gypsum

# PD34207
Availability
Sold
Size
4 x 6.5 x 3 cm - Sm Cabinet 
Formula
CuSO4·5H2O (RRUFF)
Locality
Cole Shaft, Bisbee, Cochise Co., Arizona, United States

White efflorescent crysalline Gypsum with light blue Chalcanthite coating the tips.

Chalcanthite

Formula
CuSO4·5H2
Crystal System
Triclinic 
Crystal Habit
Encrustations, Stalactitic, Reniform 
Cleavage
Imperfect, Indistinct, Indistinct 
Luster
Vitreous (Glassy) 
Color
green, green blue, light blue, dark blue 
Streak
white 
Class
Triclinic - Pinacoidal 
Fracture
Conchoidal 
Hardness
2.5 

Data courtesy of Webmineral.

Collection
Phillips Collection

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