Tenacity
-
-
Solubility
Insoluble in acids
-
Durability
-
-
Specific Gravity
4.20-4.304.76-5.03
1
7.18
👆🏻
Fracture
Uneven, Conchoidal
Conchoidal
Cleavage
{110} good, 100 moderate, parting on {092} and {011}
None
Mohs Hardness
6-6.55.5-6.5
2
10
👆🏻
Chemical Composition
TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006)
(Mn2+ ,Fe2+ ,Mg)(Fe3+ ,Mn3+ ) 2O 4Anthony et al , Handbook of mineralogy (2001)