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The Exhibition “Pierres précieuses” with Van Cleef & Arpels in Paris (2020) (3)
Sources : futura-sciences, collection-mineraux
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The exhibition “Pierres Précieuses” with Van Cleef Arpels in Paris (2020) (1)
The four gemstones are ruby, diamond, sapphire and emerald. Ruby and sapphire are corundum stones while emerald is a beryl and diamond is a carbon. Source : https://www.futura-sciences.com/sciences/definitions/matiere-diamant-3869/
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Art Deco ruby
Art Deco illustration, ruby and diamond fan double clip brooch by Van Cleef & Arpels (1937) and my pattern.
