Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.20-3.503.95-4.10
1
7.18
👆🏻
Fracture
-
Uneven
Cleavage
Indiscernible
{110} Perfect, {110} Perfect, {110} Perfect
Mohs Hardness
6-73.5-4
2
10
👆🏻
Chemical Composition
Ruby Zoisite: (Ca,Na)(Al,Mg,Fe)3Al6(BO3)3Si6O18(OH)4
(Zn,Fe)SMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references