Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
-99995.05
1
7.18
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Fracture
-
Uneven
Cleavage
None
[001] perfect
Mohs Hardness
3-43-3.5
2
10
👆🏻
Chemical Composition
Celestite, Andalusite, Feldspar, Dolomite, Gypsum, Halloysite, Kaolinite, Montmorillonite, Sepiolite, Smectite, Vermiculite
Pb 26Ag 10Cu 24Cl 62(OH) 48 · 3H 2OWalter Schumann , Gemstones of the world (2001) More from other references