Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
2.822.34-2.51
1
7.18
👆🏻
Fracture
-
-
Cleavage
Perfect in one direction, indistinct in one direction
None
Mohs Hardness
6-9999
2
10
👆🏻
Chemical Composition
K2Na(Ca,Mn)2Ti[O|Si7O18(OH)]
SiO2, Al2O3, FeO, MgO, CaO, K2O, Na2O