Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.20-3.504.80-5.50
1
7.18
👆🏻
Fracture
-
-
Cleavage
Indiscernible
Indistinct
Mohs Hardness
6-75-5.5
2
10
👆🏻
Chemical Composition
Ruby Zoisite: (Ca,Na)(Al,Mg,Fe)3Al6(BO3)3Si6O18(OH)4
(Ce,La,Nd,Th)PO 4Michael OâDonoghue , Gems, Sixth Edition (2006)