Physical Properties
Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.00-3.152.72
1
7.18
👆🏻
Fracture
-
-
Cleavage
Indistinct
{110} Perfect, {010} Perfect
Mohs Hardness
5-5.55-6
2
10
👆🏻
Chemical Composition
Al 2SiO 5Michael OâDonoghue , Gems, Sixth edition (2006)
Na 2ZrSi 3O 9 · 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)