Tenacity
-
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
5.356.50-7.00
1
7.18
👆🏻
Fracture
Conchoidal
Irregular, Conchoidal
Cleavage
Perfect on {100}, imperfect on {001}
On {011}, distinct; on {001}, {013}, indistinct
Mohs Hardness
2.53
2
10
👆🏻
Chemical Composition
PbCu(SO 4)(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)
PbMoO 4Walter Schumann , Gemstones of the world (2001)