Chrysocolla,a blue copper silicate mineral; occurs in the vicinity of copper deposits throughout the world. It usually occurs in veins of massive material that is rarely translucent,and (as in the photo) often coated with a 'druse' of colorless quartz crystals. Translucent and rich blue material thick enough to fashion gemstones is highly prized in the gem marketplace | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Arem, Joel |
Bildgröße: | 3851 px × 2550 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: |
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