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(of a gem, especially when cut en cabochon) showing a band of bright lustre caused by reflection from inclusions in the stone.
- ‘Cuts must be exactly parallel to the length of the fibers to get the full chatoyant effect.’
- ‘Unlike most chatoyant malachite, this material is hard and doesn't fall apart when worked.’
- ‘The future availability of chatoyant demantoid in not known.’
Late 18th century French, present participle of chatoyer ‘to shimmer’.
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