Tenacity
Sectile
Brittle
Solubility
-
slightly water soluble and in hot hydrochloric acid
Durability
-
-
Specific Gravity
3.073.00-3.25
1
7.18
👆🏻
Fracture
-
Subconchoidal, Uneven, ConchoidalWalter Schumann
Cleavage
Perfect on {010}, indistinct on {100} and {102}
Octahedral, perfect on {111}, parting on {011}
Mohs Hardness
24
2
10
👆🏻
Chemical Composition
Ni3(AsO4)2•8(H2O)
CaF2