Tenacity
Brittle
-
Solubility
-
-
Durability
-
-
Specific Gravity
2.79-2.873.20-3.50
1
7.18
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Fracture
Conchoidal
-
Cleavage
{010} perfect; {100} good, interrupted; {101} indistinct; {001} in traces
Indiscernible
Mohs Hardness
5.5-66-7
2
10
👆🏻
Chemical Composition
NaBePO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Ruby Zoisite: (Ca,Na)(Al,Mg,Fe)3Al6(BO3)3Si6O18(OH)4