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Cacoxenite
Cacoxenite

Proustite
Proustite



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Cacoxenite
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Proustite
Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.2-2.6
Uneven
None
3-4
(Fe+++,Al)25(PO4)17O6(OH)12•75(H2O)
 
Brittle
-
-
5.51-5.64
Uneven, Conchoidal
Distinct on {10 1 1}
2.5
Ag 3AsS 3Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references