 |
MINERAL IDENTIFICATION PROJECT |
|
Hard- ness |
Cleavage |
Fracture |
Trans- parency |
10% HCl Reaction |
SG |
Luster |
Color |
Streak |
Xtal Form |
Mineral Class |
Comments | orpiment | 1.50 | perfect | Uneven | Translucent | none | 3.48 | waxy | yellow | yellow | prismatic | sulfides | Usually massive crust on other hydrothermal minerals |
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