Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.05-3.083.20-3.50
1
7.18
👆🏻
Fracture
Subconchoidal, Uneven, Conchoidal
-
Cleavage
Poor on {100}
Indiscernible
Mohs Hardness
56-7
2
10
👆🏻
Chemical Composition
Mn2+ Al(PO 4)(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)
Ruby Zoisite: (Ca,Na)(Al,Mg,Fe)3Al6(BO3)3Si6O18(OH)4