Chrysocolla,copper silicate,is a bright blue mineral that forms in the oxidation zone of copper deposits,and also as a secondary mineral in surrounding rocks. It forms as crusts and veins,and is sometimes coated by minerals that formed at a later time,such as quartz. The material from Zacatecas,Mexico is spectacular and very popular with collectors | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Arem, Joel |
Bildgröße: | 3855 px × 2553 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
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