Minerals & Gemstone 480x104
Minerals & Gemstone 480x104
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Glossary of Terms
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z ALL



Cymophane effect
Phenomenon seen on a few polished gems and cabochons that cause them to exhibit a floating light reflection that moves as the gem is rotated.



Moonstone Exhibiting Cymophane Effect



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