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0 item @ $0.00  

Cornwallite

#BW58963

Cornwallite

#BW58963
Availability
Sold
Size
5.5 x 4 x 2.6 cm - Sm Cabinet 
Formula
Cu5(AsO4)2(OH)4 (RRUFF)
Locality
J.R. Robertson claim, Yavapai Co., Arizona, United States
Tagged
arsenate , copper

Light green spheroidal crystals in vugs and crusts.

Cornwallite

Formula
Cu5(AsO4)2(OH)4 
Crystal System
Monoclinic 
Crystal Habit
Massive, Radial, Encrustations 
Cleavage
None, None, None 
Luster
Earthy (Dull) 
Color
light green, dark green, black green 
Streak
apple green 
Class
Monoclinic - Prismatic 
Fracture
Conchoidal 
Hardness
4-5 

Data courtesy of Webmineral.

Collection
Bill Wilson Collection

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