|
Hard- ness |
Cleavage |
Fracture |
Trans- parency |
10% HCl Reaction |
SG |
Luster |
Color |
Streak |
Xtal Form |
Mineral Class |
Comments | dioptase | 5.00 | perfect | conchoidal | Transparent | none | 3.30 | glassy | green | green | faceted | silicates | Usually crystal crusts in oxidation zone of copper deposits. |
|