Aurichalcite,like so many copper-bearing minerals,is blue. It is a zinc copper hydroxycarbonate and occurs in the oxidation zone of copper deposits,usually associated with malachite. However,large masses of pure aurichalcite are not common,which makes the material from Kelly,New Mexico noteworthy | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Arem, Joel |
Taille de l’image : | 3851 px × 2550 px |
Model Release : | Non requis |
Property Release : | Non requis |
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