Tenacity
Brittle
Brittle
Solubility
Soluble
-
Durability
-
-
Specific Gravity
4.3-53.69-3.81
1
7.18
👆🏻
Fracture
Irregular/uneven
Uneven, Conchoidal to uneven, ConchoidalWalter Schumann
Cleavage
Perfect cleavage parallel to base and prism faces: {001} Perfect, {210} Perfect, {010} Imperfect
Distinct on {110}, imperfect on {010}, poor on {001}
Mohs Hardness
3-3.58.5
2
10
👆🏻
Chemical Composition
BaSO4
BeAl 2 O 4