fine sample dioptase green crystals white background very reminiscent emeralds |
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| navigate by keyword : africa also artifact background bedrock blue called close cluster collection copper crystal crystalline crystals decorative dioptase discovery druse emerald emeralds fine gem gemstone geological geology glassy green jewelry macro material matrix mine mineral mineralogical mineralogy mining natural object piece raw reminiscent resource resources rock rough sample semiprecious site specimen stone structure texture this translucent transparent treasure unpolished very white zaire |
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| Zaire - Africa Mining Site. This mineral is also called - copper emerald. |
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