Tenacity
-
Brittle
Solubility
-
Soluble
Durability
-
-
Specific Gravity
2.55-2.651.993
1
7.18
👆🏻
Fracture
Subconchoidal, Conchoidal
Uneven
Cleavage
[1010] Poor
Perfect on [100], [010], [001]
Mohs Hardness
5-62.5
2
10
👆🏻
Chemical Composition
Na 3(Na,K)Al 4Si 4O 16Ulrich Henn and Claudio C.
KCl