Tenacity
Brittle
-
Solubility
Soluble
Insoluble in acids
Durability
-
-
Specific Gravity
4.3-54.20-4.30
1
7.18
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Fracture
Irregular/uneven
Uneven, Conchoidal
Cleavage
Perfect cleavage parallel to base and prism faces: {001} Perfect, {210} Perfect, {010} Imperfect
{110} good, 100 moderate, parting on {092} and {011}
Mohs Hardness
3-3.56-6.5
2
10
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Chemical Composition
BaSO4
TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006)