Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.16-3.432.34-2.51
1
7.18
👆🏻
Fracture
Uneven, Conchoidal
-
Cleavage
{110} Good, {110} Good
None
Mohs Hardness
5-6-9999
2
10
👆🏻
Chemical Composition
(Ca,Na)(Mg,Fe,Al)Si 2O 6Anthony et al , Handbook of Mineralogy (2001)
SiO2, Al2O3, FeO, MgO, CaO, K2O, Na2O