Tenacity
-
Brittle
Solubility
-
slightly water soluble and in hot hydrochloric acid
Durability
-
-
Specific Gravity
3.05-3.213.00-3.25
1
7.18
👆🏻
Fracture
-
Subconchoidal, Uneven, ConchoidalWalter Schumann
Cleavage
None
Octahedral, perfect on {111}, parting on {011}
Mohs Hardness
7-7.54
2
10
👆🏻
Chemical Composition
(Al,Mn3+ ) 2SiO 4OGemdat.org , Management Team (2012)
CaF2