|
Hard- ness |
Cleavage |
Fracture |
Trans- parency |
10% HCl Reaction |
SG |
Luster |
Color |
Streak |
Xtal Form |
Mineral Class |
Comments | copiapite | 2.50 | basal | Uneven | Translucent | none | 2.08 | waxy | green | yellow | tabular | sulfates | Color variable from olive green to yellow to brown. Usually platy crusts or powders. Soluble in water. |
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