 |
MINERAL IDENTIFICATION PROJECT |
|
Hard- ness |
Cleavage |
Fracture |
Trans- parency |
10% HCl Reaction |
SG |
Luster |
Color |
Streak |
Xtal Form |
Mineral Class |
Comments | platinum | 4.00 | none | hackly | opaque | none | 16.00 | metallic | silver | grey | faceted | native element | Bright silver metalic luster, insoluble in all acids (except aqua regia). |
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