Tenacity
-
Sectile
Solubility
Insoluble in acids
Soluble
Durability
-
-
Specific Gravity
4.20-4.306.13
1
7.18
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Fracture
Uneven, Conchoidal
Conchoidal
Cleavage
{110} good, 100 moderate, parting on {092} and {011}
Distinct on {001} and {110}, indistinct on {100}
Mohs Hardness
6-6.52-3
2
10
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Chemical Composition
TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006)
Pb 2(CO 3)Cl 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references