Tenacity
-
-
Solubility
Insoluble in acids
-
Durability
-
-
Specific Gravity
4.20-4.30-9999
1
7.18
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Fracture
Uneven, Conchoidal
-
Cleavage
{110} good, 100 moderate, parting on {092} and {011}
-
Mohs Hardness
6-6.5-9999
2
10
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Chemical Composition
TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006)
SiO2, Al2O3, CaO, MgO, FeO