Tenacity
Brittle
-
Solubility
Soluble
-
Durability
-
-
Specific Gravity
4.1-4.3-9999
1
7.18
👆🏻
Fracture
Uneven
-
Cleavage
Indistinct on {011}
None
Mohs Hardness
3.5-43-4
2
10
👆🏻
Chemical Composition
CuFeS 2Anthony et al , Handbook of mineralogy (2001)
Celestite, Andalusite, Feldspar, Dolomite, Gypsum, Halloysite, Kaolinite, Montmorillonite, Sepiolite, Smectite, Vermiculite