|
Hard- ness |
Cleavage |
Fracture |
Trans- parency |
10% HCl Reaction |
SG |
Luster |
Color |
Streak |
Xtal Form |
Mineral Class |
Comments | nickel-iron | 4.00 | none | hackly | opaque | none | 7.00 | metallic | silver | grey | faceted | native element | Some terrestrial sources but more often common in metallic meteorites. |
|