Tenacity
Brittle
-
Solubility
-
-
Durability
-
-
Specific Gravity
6.50-7.003.85-3.94
1
7.18
👆🏻
Fracture
Irregular, Conchoidal
Conchoidal, Uneven
Cleavage
On {011}, distinct; on {001}, {013}, indistinct
{010} Good, {100} Distinct
Mohs Hardness
35-5.5
2
10
👆🏻
Chemical Composition
PbMoO 4Walter Schumann , Gemstones of the world (2001)
(Mn2+ ,Fe2+ ,Mg,Ca) 2(PO 4)(F,OH)Michael OâDonoghue , Gems, Sixth Edition (2006)