Tenacity
-
Brittle
Solubility
-
slightly water soluble and in hot hydrochloric acid
Durability
-
-
Specific Gravity
3.25-3.503.00-3.25
1
7.18
👆🏻
Fracture
Uneven
Subconchoidal, Uneven, ConchoidalWalter Schumann
Cleavage
Distinct
Octahedral, perfect on {111}, parting on {011}
Mohs Hardness
-99994
2
10
👆🏻
Chemical Composition
Ca 10Mg 2Al 4(SiO 4) 5(Si 2O 7) 2(OH) 4Ulrich Henn and Claudio C.
CaF2