chlorophane

from The Collaborative International Dictionary of English v.0.48
Chlorophane \Chlo"ro*phane\, n. [Gr. chlwro`s light green + ? to
   show: cf. F. chlorophane.]
   1. (Min.) A variety of fluor spar, which, when heated, gives
      a beautiful emerald green light.
      [1913 Webster]

   2. (Physiol.) The yellowish green pigment in the inner
      segment of the cones of the retina. See {Chromophane}.
      [1913 Webster]
    

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