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Name: |
azurite |
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Class: |
Carbonates |
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Chemistry: |
Cu3(CO3)2(OH)2 copper hydroxy-carbonate |
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Color(s): |
blue |
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Hardness: |
3.5 - 4.0 |
SpecGrav: |
3.7 - 3.9 |
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Fracture: |
conchoidal |
Cleavage: |
perfect |
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Crystal: |
monoclinic (typically tabular or short prismatic) |
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Envronment: |
oxidized zone in hydrothermal deposits |
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Association: |
malachite, cuprite, enargite, limonite, chalcopyrite |
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Locals: |
| Germany | France | England | Italy | Australia | Arizona, New Mexico/USA | |
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Misc: |
soluble in ammonia or nitric acid (bubbles). Named from "azure" meaning "blue" |
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