Tenacity
-
Brittle
Solubility
-
slightly water soluble and in hot hydrochloric acid
Durability
-
-
Specific Gravity
3.19-3.563.00-3.25
1
7.18
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Fracture
Uneven, Conchoidal
Subconchoidal, Uneven, ConchoidalWalter Schumann
Cleavage
{110} Perfect, {010} Indistinct
Octahedral, perfect on {111}, parting on {011}
Mohs Hardness
5.5-64
2
10
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Chemical Composition
(Ca,Na)(Mg,Fe,Al,Ti)(Si,Al) 2O 6Anthony et al , Handbook of mineralogy (2001)
CaF2