|
Hard- ness |
Cleavage |
Fracture |
Trans- parency |
10% HCl Reaction |
SG |
Luster |
Color |
Streak |
Xtal Form |
Mineral Class |
Comments | magnetite | 5.50 | none | conchoidal | opaque | none | 5.20 | metallic | silver | black | faceted | oxides | steel gray to black, metallic luster. Strongly magnetic hence the name. |
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