Tenacity
Brittle
-
Solubility
-
-
Durability
-
-
Specific Gravity
5.00-5.303.79-3.94
1
7.18
👆🏻
Fracture
Uneven, ConchoidalWalter Schumann, Conchoidal
Lamellar, Splintery
Cleavage
None, may show partings on {0001} and {10 1 1}
{100} Good, {001} Good, {010} Poor
Mohs Hardness
64
2
10
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Chemical Composition
Fe 2O 3Arthur Thomas , Gemstones (2009)
FeAs