Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
-99993.355-3.433
1
7.18
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Fracture
-
Uneven
Cleavage
None
{???} Good, {???} Good
Mohs Hardness
3-4-9999
2
10
👆🏻
Chemical Composition
Celestite, Andalusite, Feldspar, Dolomite, Gypsum, Halloysite, Kaolinite, Montmorillonite, Sepiolite, Smectite, Vermiculite
(Ca,Mn2+ ,Fe2+ ) 3Al 2BSi 4O 15(OH)Anthony et al , Handbook of mineralogy (2001)