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0 item @ $0.00  

Callaghanite

#38071

Callaghanite

#38071
Availability
Sold
Size
3 x 1.5 x 1 cm - Thumbnail 
Formula
Cu2Mg2CO3(OH)6·2H2O (RRUFF)
Locality
Basic Refractories mine, Gabbs, Nye Co., Nevada, United States
Tagged
carbonate , copper

Bright blue micro crystals across face.

Type Locality

Callaghanite

Formula
Cu2Mg2CO3(OH)6·2H2
Crystal System
Monoclinic 
Cleavage
Perfect, Perfect, None 
Luster
Vitreous (Glassy) 
Color
azure, violet blue 
Streak
white 
Class
Monoclinic - Prismatic 
Fracture
Brittle - Uneven 
Hardness
3-3.5 

Data courtesy of Webmineral.

Special Info
Type Locality

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