|
Hard- ness |
Cleavage |
Fracture |
Trans- parency |
10% HCl Reaction |
SG |
Luster |
Color |
Streak |
Xtal Form |
Mineral Class |
Comments | hausmannite | 5.00 | basal | Uneven | opaque | none | 4.70 | submetallic | black | red | faceted | oxides | Transparent in thin section. Not magnetic. |
|