Tenacity
Sectile
-
Solubility
Soluble
-
Durability
-
-
Specific Gravity
6.135.05-5.22
1
7.18
👆🏻
Fracture
Conchoidal
Uneven
Cleavage
Distinct on {001} and {110}, indistinct on {100}
None
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
(Zn,Mn2+ ,Fe2+ )(Fe3+ ,Mn3+ ) 2O 4Anthony et al , Handbook of mineralogy (2001)