Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
6.30-6.39-9999
1
7.18
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Fracture
Conchoidal
-
Cleavage
[001] good, [210] distinct
None
Mohs Hardness
3-3.53-4
2
10
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Chemical Composition
PbSO 4Michael OâDonoghue , Gems, Sixth edition (2006) More from other references
Celestite, Andalusite, Feldspar, Dolomite, Gypsum, Halloysite, Kaolinite, Montmorillonite, Sepiolite, Smectite, Vermiculite