Solubility
slightly water soluble and in hot hydrochloric acid
-
Specific Gravity
3.00-3.25
2.39
Fracture
Subconchoidal, Uneven, ConchoidalWalter Schumann
Irregular
Cleavage
Octahedral, perfect on {111}, parting on {011}
Perfect on {0001}
Chemical Composition
CaF2
Mg(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)