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]