Tenacity
Brittle
-
Solubility
Soluble
-
Durability
-
-
Specific Gravity
4.3-53.2-3.4
1
7.18
👆🏻
Fracture
Irregular/uneven
Uneven
Cleavage
Perfect cleavage parallel to base and prism faces: {001} Perfect, {210} Perfect, {010} Imperfect
Perfect on [001] imperfect on [100]
Mohs Hardness
3-3.53
2
10
👆🏻
Chemical Composition
BaSO4
(K,Na) 3(Fe2+ ,Mn) 7Ti 2Si 8O 24(O,OH) 7Anthony et al , Handbook of mineralogy (2001)