|
Hard- ness |
Cleavage |
Fracture |
Trans- parency |
10% HCl Reaction |
SG |
Luster |
Color |
Streak |
Xtal Form |
Mineral Class |
Comments | nickeline | 5.00 | none | conchoidal | opaque | none | 7.78 | metallic | copper | black | tabular | sulfides | associated with silver, nickel and cobalt sulfides |
|