Tenacity
-
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
3.325.6-5.76
1
7.18
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Fracture
-
Uneven
Cleavage
{???} Distinct, {???} Distinct, {???} Distinct
[001] perfect; [100] distinct
Mohs Hardness
-99992.5-3
2
10
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Chemical Composition
LiFe3+ (PO 4)(OH)Anthony et al , Handbook of mineralogy (2001)
Pb 5Cu 2(SO 4) 3(CO 3)(OH) 6Anthony et al , Handbook of mineralogy (2001)