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1 item @ $25.00  
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Cuprite with Malachite

#PD31825
SOLD
CUPRITE from Butte dist., Silver Bow Co., Montana, United States - PD31825
CUPRITE from Butte dist., Silver Bow Co., Montana, United States - PD31825

Cuprite with Malachite

#PD31825
Availability
Sold
Size
7.5 x 8 x 6 cm - Sm Cabinet 
Formula
Cu1+2O (RRUFF)
Locality
Butte dist., Silver Bow Co., Montana, United States

Heavy piece of purple-red massive Cuprite with green Malachite.

Originally explored in 1864 for Gold the Butte district later became one of the largest producing Copper districts in the World! For a great read on the history of Butte check out the DMM article, The Butte Mining District, Butte, Montana - A Summary of the History, Geology and Minerals.

Cuprite

Formula
Cu1+2O 
Crystal System
Isometric 
Crystal Habit
Massive - Granular, Capillary 
Cleavage
Imperfect, None, None 
Luster
Adamantine 
Color
brown red, purple red, red, black 
Streak
brownish red 
Class
Isometric - Hexoctahedral 
Fracture
Brittle - Conchoidal 
Hardness
3.5-4 

Data courtesy of Webmineral.

Collection
Phillips Collection
Mineralpedia
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On Dakota Matrix
Previously Sold Cuprite
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Other Available Cuprite
WebMineral
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Mindat
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