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Related to cymophane: chrysoberyl, alexandrite


A variety of chrysoberyl having a shimmering luster and microscopic, needlelike inclusions that reflect a streak of light.

[French : Greek kūma, wave, cyma; see cyma + Greek -phanēs, appearing; see -phane.]


(Minerals) a yellow or green opalescent variety of chrysoberyl
[C19: from Greek kuma wave, undulation + -phane]


(ˈkrɪs əˌbɛr əl)

a green or yellow crystalline mineral, beryllium aluminate, BeAl2O4, sometimes used as a gem.
[1350–1400; Middle English < Latin chrȳsoberyllus < Greek chrȳsobḗryllos; see chryso-, beryl]
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References in classic literature ?
He would often spend a whole day settling and resettling in their cases the various stones that be had collected, such as the olive-green chrysoberyl that turns red by lamplight, the cymophane with its wirelike line of silver, the pistachio-coloured peridot, rose-pink and wine-yellow topazes, carbuncles of fiery scarlet with tremulous, four-rayed stars, flame-red cinnamon-stones, orange and violet spinels, and amethysts with their alternate layers of ruby and sapphire.