|
Hard- ness |
Cleavage |
Fracture |
Trans- parency |
10% HCl Reaction |
SG |
Luster |
Color |
Streak |
Xtal Form |
Mineral Class |
Comments | silver | 2.00 | none | hackly | opaque | none | 10.00 | metallic | grey | grey | faceted | native element | Often dendritic crystal growth. Surface is almost always tarnished a grey to black color. soluble in nitric acid. ductile. |
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