Tenacity
Sectile
-
Solubility
Soluble
-
Durability
-
-
Specific Gravity
6.132.25-2.40
1
7.18
👆🏻
Fracture
Conchoidal
-
Cleavage
Distinct on {001} and {110}, indistinct on {100}
perfect on {010}; good on {100}
Mohs Hardness
2-35-5.5
2
10
👆🏻
Chemical Composition
Pb 2(CO 3)Cl 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
NaCa 2Al 5Si 5O 20 · 6H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references