Tenacity
Brittle
Flexible
Solubility
-
-
Durability
-
-
Specific Gravity
5.9-6.34.6-4.76
1
7.18
👆🏻
Fracture
Conchoidal, Uneven
-
Cleavage
On {101}, distinct; on {112}, interrupted; on {001}, indistinct
Perfect on {0001}
Mohs Hardness
4.5-5-9999
2
10
👆🏻
Chemical Composition
CaWO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
CuSMichael OâDonoghue , Gems, Sixth edition (2006) More from other references