1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
3.77-3.932.56-2.62
1
7.18
1.5 Fracture
Gems, Conchoidal, Brittle
Uneven, Uneven, Gems, Sixth Edition (2006)
1.6 Cleavage
None
From the Greek for oblique and fracture, descriptive of the cleavage
1.7 Mohs Hardness
1.8 Chemical Composition
Ca 3Ti4+2(Fe3+2Si)O 12Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
(Na,K)AlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006)