1 Physical Properties
1.2 Tenacity
1.4 Solubility
insoluble in water
Not Available
1.6 Durability
Not Available
Not Available
1.7 Specific Gravity
5.00-5.20Not Available
1
7.18
1.8 Fracture
Uneven, Conchoidal, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Brittle
Not Available
1.9 Cleavage
Indistinct on {001}; partings on {011} and {111}
Not Available
1.10 Mohs Hardness
1.13 Chemical Composition
FeS 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Not Available