1 Physical Properties
1.1 Tenacity
1.2 Solubility
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
1.5 Fracture
Uneven, Brittle, Metallic
Uneven, Brittle, Metallic
1.6 Cleavage
Indistinct on {011}
Perfect on [001] imperfect on [100]
1.7 Mohs Hardness
1.8 Chemical Composition
CuFeS 2Anthony et al , Handbook of mineralogy (2001)
(K,Na) 3(Fe2+ ,Mn) 7Ti 2Si 8O 24(O,OH) 7Anthony et al , Handbook of mineralogy (2001)