Tenacity
Sectile
-
Solubility
Soluble
-
Durability
-
-
Specific Gravity
6.133.16-3.43
1
7.18
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Fracture
Conchoidal
Uneven, Conchoidal
Cleavage
Distinct on {001} and {110}, indistinct on {100}
{110} Good, {110} Good
Mohs Hardness
2-35-6
2
10
👆🏻
Chemical Composition
Pb 2(CO 3)Cl 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
(Ca,Na)(Mg,Fe,Al)Si 2O 6Anthony et al , Handbook of Mineralogy (2001)