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Cornetite

#62913
SOLD
Cornetite from L'Etoile du Congo mine, Lubumbashi, Haut-Katanga, DR Congo - 62913
Cornetite from L'Etoile du Congo mine, Lubumbashi, Haut-Katanga, DR Congo - 62913

Cornetite

#62913
Availability
Sold
Size
1.5 x 1.2 x 1.1 cm - Thumbnail 
Formula
Cu3PO4(OH)3 (RRUFF)
Locality
L'Etoile du Congo mine, Lubumbashi, Haut-Katanga, DR Congo
Tagged
phosphate , copper

Tiny glassy blue crystals to about 1mm.

Cornetite

Formula
Cu3PO4(OH)3 
Crystal System
Orthorhombic 
Cleavage
None, None, None 
Luster
Vitreous (Glassy) 
Color
greenish blue, dark blue 
Streak
blue 
Class
Orthorhombic - Dipyramidal 
Fracture
Brittle 
Hardness
4.5 

Data courtesy of Webmineral.

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