Tenacity
-
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
4.80-4.903.98-4.04
1
7.18
👆🏻
Fracture
Uneven
Conchoidal
Cleavage
{010} Indistinct
Imperfect, poor one {100}
Mohs Hardness
6-6.54.5-5
2
10
👆🏻
Chemical Composition
FeS 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Zn 2(AsO 4)(OH) · H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references