1 Physical Properties
1.1 Tenacity
1.2 Solubility
Not Available
slightly water soluble and in hot hydrochloric acid
1.5 Durability
Not Available
Not Available
1.7 Specific Gravity
3.91-4.733.00-3.25
1
7.18
1.16 Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
Subconchoidal, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references
1.17 Cleavage
Not Available
Octahedral, perfect on {111}, parting on {011}
1.18 Mohs Hardness
1.19 Chemical Composition
ZrSiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
CaF2