Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.76-3.77-9999
1
7.18
👆🏻
Fracture
-
-
Cleavage
{110} Perfect, {110} Perfect
None
Mohs Hardness
5-63-4
2
10
👆🏻
Chemical Composition
(Fe,Mn) 7Si 7O 21Ulrich Henn and Claudio C.
Celestite, Andalusite, Feldspar, Dolomite, Gypsum, Halloysite, Kaolinite, Montmorillonite, Sepiolite, Smectite, Vermiculite