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Faustite
Faustite

Manganaxinite
Manganaxinite



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Faustite
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Manganaxinite
Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.9
Conchoidal
{???} Indistinct
4.5
(Zn,Cu)Al 6(PO 4) 4(OH) 8 · 4H 2OMichael O’Donoghue , Gems, Sixth Edition (2006)
 
-
-
-
3.314
Uneven
1 perfect
6.5-7
Ca2Mn2+Al2BSi5O17(OH)