Chlorophane \Chlo"ro*phane\, n. [Gr. ? light green + ? to show: cf. F. chlorophane.] 1. (Min.) A variety of fluor spar, which, when heated, gives a beautiful emerald green light. 2. (Physiol.) The yellowish green pigment in the inner segment of the cones of the retina. See {Chromophane}.