1 Physical Properties
1.1 Tenacity
1.2 Solubility
slightly water soluble and in hot hydrochloric acid
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
3.00-3.253.95-4.10
1
7.18
1.5 Fracture
Subconchoidal, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references
UnevenWalter Schumann, Gemstones of the world (2001) More from other references, UnevenWalter Schumann, Gemstones of the world (2001) More from other references, Uneven
1.6 Cleavage
Octahedral, perfect on {111}, parting on {011}
{110} Perfect, {110} Perfect, {110} Perfect
1.7 Mohs Hardness
1.8 Chemical Composition
CaF2
(Zn,Fe)SMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references