Tenacity
Brittle
-
Solubility
slightly water soluble and in hot hydrochloric acid
-
Durability
-
-
Specific Gravity
3.00-3.253.00
1
7.18
👆🏻
Fracture
Subconchoidal, Uneven, ConchoidalWalter Schumann
Uneven, Splintery
Cleavage
Octahedral, perfect on {111}, parting on {011}
perfect along {110}.
Mohs Hardness
45-6
2
10
👆🏻
Chemical Composition
CaF2
Ca 2(Mg,Fe) 5Si 8O 22(OH) 2Ulrich Henn and Claudio C.