Tenacity
-
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
3.48-3.605.00-5.30
1
7.18
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Fracture
Sub-Conchoidal, Conchoidal
Uneven, ConchoidalWalter Schumann, Conchoidal
Cleavage
Distinct on [110], parting on {221}
None, may show partings on {0001} and {10 1 1}
Mohs Hardness
5-5.56
2
10
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Chemical Composition
CaTiSiO5
Fe 2O 3Arthur Thomas , Gemstones (2009)