1 Physical Properties
1.1 Tenacity
1.2 Solubility
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
6.50-7.003.64-3.66
1
7.18
1.5 Fracture
Irregular, Brittle, Conchoidal
Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009)
1.6 Cleavage
On {011}, distinct; on {001}, {013}, indistinct
None, but may exhibit slight parting
1.7 Mohs Hardness
1.8 Chemical Composition
PbMoO 4Walter Schumann , Gemstones of the world (2001)
MgAl2O4