|
Hard- ness |
Cleavage |
Fracture |
Trans- parency |
10% HCl Reaction |
SG |
Luster |
Color |
Streak |
Xtal Form |
Mineral Class |
Comments | arsenopyrite | 5.50 | perfect | Uneven | opaque | none | 5.90 | metallic | silver | black | faceted | sulfides | Silver gray with metallic luster. DO NOT FLAME TEST-FUMES ARE TOXIC! |
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