Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.89-4.183.05-3.08
1
7.18
👆🏻
Fracture
Conchoidal, Uneven
Subconchoidal, Uneven, Conchoidal
Cleavage
{0001}, {11 2 0} imperfect
Poor on {100}
Mohs Hardness
5.55
2
10
👆🏻
Chemical Composition
Zn 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Mn2+ Al(PO 4)(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)