Tenacity
Brittle
Flexible
Solubility
-
-
Durability
-
-
Specific Gravity
3.98-4.044.6-4.76
1
7.18
👆🏻
Fracture
Conchoidal
-
Cleavage
Imperfect, poor one {100}
Perfect on {0001}
Mohs Hardness
4.5-5-9999
2
10
👆🏻
Chemical Composition
Zn 2(AsO 4)(OH) · H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
CuSMichael OâDonoghue , Gems, Sixth edition (2006) More from other references