Tenacity
Brittle
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
3.87-4.146.50-7.00
1
7.18
👆🏻
Fracture
Subconchoidal, Conchoidal
Irregular, Conchoidal
Cleavage
Poor on {120}, in traces on {001}
On {011}, distinct; on {001}, {013}, indistinct
Mohs Hardness
5.5-63
2
10
👆🏻
Chemical Composition
TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
PbMoO 4Walter Schumann , Gemstones of the world (2001)