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  1. How to Identify Opal Gemstone

    How to Identify Opal Gemstone

    14
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  2. Ethiopian Crystal Opal with Black Core “The Black Hole”

    Ethiopian Crystal Opal with Black Core “The Black Hole”

    15
  3. Ethiopian Black Opal: Nature’s Fiery Canvas

    Ethiopian Black Opal: Nature’s Fiery Canvas

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