Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
6.30-6.392.24-2.29
1
7.18
👆🏻
Fracture
Conchoidal
Uneven, Subconchoidal, Conchoidal
Cleavage
[001] good, [210] distinct
Very poor [100]
Mohs Hardness
3-3.55-5.5
2
10
👆🏻
Chemical Composition
PbSO 4Michael OâDonoghue , Gems, Sixth edition (2006) More from other references
NaAlSi 2O 6 · H 2OMichael OâDonoghue , Gems, Sixth edition (2006) More from other references