Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.77-3.953.76-3.77
1
7.18
👆🏻
Fracture
-
-
Cleavage
Imperfect
{110} Perfect, {110} Perfect
Mohs Hardness
6.55-6
2
10
👆🏻
Chemical Composition
Ca 3Fe 2(SiO 4) 3Ulrich Henn and Claudio C.
(Fe,Mn) 7Si 7O 21Ulrich Henn and Claudio C.