Tenacity
Brittle
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.82-3.973.23-3.26
1
7.18
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Fracture
Subconchoidal, Conchoidal
Conchoidal
Cleavage
Perfect on [001] and [011]
Perfect on {010} imperfect on {100}
Mohs Hardness
5.5-66.5-7
2
10
👆🏻
Chemical Composition
TiO 2Michael OâDonoghue , Gems, Sixth edition (2006) More from other references
Mg 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)