Tenacity
Sectile
-
Solubility
Soluble
-
Durability
-
-
Specific Gravity
6.132.52-2.60
1
7.18
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Fracture
Conchoidal
Uneven, Conchoidal
Cleavage
Distinct on {001} and {110}, indistinct on {100}
{0001} Imperfect, {1120} Imperfect
Mohs Hardness
2-35.5-6
2
10
👆🏻
Chemical Composition
Pb 2(CO 3)Cl 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
KCa 2AlBe 2Si 12O 30 · 0.5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references