Tenacity
Sectile
-
Solubility
Soluble
-
Durability
-
-
Specific Gravity
6.134.80-5.50
1
7.18
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Fracture
Conchoidal
-
Cleavage
Distinct on {001} and {110}, indistinct on {100}
Indistinct
Mohs Hardness
2-35-5.5
2
10
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Chemical Composition
Pb 2(CO 3)Cl 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
(Ce,La,Nd,Th)PO 4Michael OâDonoghue , Gems, Sixth Edition (2006)