Власов Е. А. - Минералогия - Опал. Надгруппа шпинели

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opal.0

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What a surprise this uncut gem opal turned out to be. #blackopal #opal

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Black opal at its best $16,000 a carat #blackopal #gemstone #opal

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Big Fat Nothing! Opal=0 Costs=heaps

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Black Opal slicing finally making the decision!!

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See the greatest transformation from rough opal to jewellery #opal #gemstone #opaljewellery

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Discover the Healing Properties of Green Opal: A Complete Guide

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Cutting an opal from one of my favourite mines. #opal #gemstone

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