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Name: |
malachite |
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Class: |
Carbonates |
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Chemistry: |
Cu2CO3(OH)2 hydrous copper carbonate |
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Color(s): |
green, dark green Streak: pale green |
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Hardness: |
3.5 - 4.0 |
SpecGrav: |
3.6 - 4.05 |
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Fracture: |
conchoidal |
Cleavage: |
complete |
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Crystal: |
monoclinic (often in botryoidal masses) |
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Envronment: |
alteration zone in hydrothermal replacements |
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Association: |
azurite, limonite, cuprite, chalcosite |
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Locals: |
| Zaire | France | USSR | Germany | Chile | Austrailia | Arizona, New Mexico/USA | |
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Misc: |
soluble in HCL with effervescence, from the Greek "mallow", a green herbaceous plant. |
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