Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
6.30-6.393.32
1
7.18
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Fracture
Conchoidal
-
Cleavage
[001] good, [210] distinct
{???} Distinct, {???} Distinct, {???} Distinct
Mohs Hardness
3-3.5-9999
2
10
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Chemical Composition
PbSO 4Michael OâDonoghue , Gems, Sixth edition (2006) More from other references
LiFe3+ (PO 4)(OH)Anthony et al , Handbook of mineralogy (2001)