Tenacity
Brittle
-
Solubility
-
-
Durability
-
-
Specific Gravity
5.50-5.902.54-2.61
1
7.18
👆🏻
Fracture
Conchoidal
Uneven
Cleavage
On {10 1 0}, perfect; parting on {000 1 }
{001} Perfect, {010} Good
Mohs Hardness
46
2
10
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Chemical Composition
(Zn,Mn2+ )OMichael OâDonoghue , Gems, Sixth Edition (2006)
KAlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006)