Tenacity
-
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
-99993.87-4.14
1
7.18
👆🏻
Fracture
-
Subconchoidal, Conchoidal
Cleavage
None
Poor on {120}, in traces on {001}
Mohs Hardness
3-45.5-6
2
10
👆🏻
Chemical Composition
Celestite, Andalusite, Feldspar, Dolomite, Gypsum, Halloysite, Kaolinite, Montmorillonite, Sepiolite, Smectite, Vermiculite
TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references