Tenacity
Brittle
-
Solubility
-
-
Durability
-
-
Specific Gravity
6.50-7.003.95-4.10
1
7.18
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Fracture
Irregular, Conchoidal
Uneven
Cleavage
On {011}, distinct; on {001}, {013}, indistinct
{110} Perfect, {110} Perfect, {110} Perfect
Mohs Hardness
33.5-4
2
10
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Chemical Composition
PbMoO 4Walter Schumann , Gemstones of the world (2001)
(Zn,Fe)SMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references