Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.25-3.503.77
1
7.18
👆🏻
Fracture
Uneven
Uneven, Conchoidal
Cleavage
Distinct
None
Mohs Hardness
-99996.5-7.5
2
10
👆🏻
Chemical Composition
Ca 10Mg 2Al 4(SiO 4) 5(Si 2O 7) 2(OH) 4Ulrich Henn and Claudio C.
Ca 3Cr 2(SiO 4) 3Ulrich Henn and Claudio C.