Black Opal Direct show & tell cutting

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Black Opal Direct show & tell cutting

Postby SwordfishMining » Tue Mar 02, 2021 12:27 am​ See the best opal in the world at and Justin will take you on a journey into the opal world in Australia. Justin will show you how to cut opal, how to grade and even how to mine. With many amazing gem black opals along the way

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