Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
2.55-2.653.20-3.50
1
7.18
👆🏻
Fracture
Conchoidal
-
Cleavage
Perfect {10 1 0}
Indiscernible
Mohs Hardness
5.5-66-7
2
10
👆🏻
Chemical Composition
(Na,Ca,K) 8(Si,Al) 12O 24(SO 4,Cl,CO 3) 3(H 2O)Arthur Thomas , Gemstones (2009)
Ruby Zoisite: (Ca,Na)(Al,Mg,Fe)3Al6(BO3)3Si6O18(OH)4