Fluorite (calcium fluoride) is a very common mineral in ore deposits and sedimentary rocks throughout the world. It forms excellent and spectacular crystals,sometimes quite large,and impurities create a wide range of colors. Color banding is often present. Faceted gems over 1,000 carats have been cut. These stones range from about 38 to 153 carats | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Arem, Joel |
Bildgröße: | 3821 px × 2550 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
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