Sī-līç'i-cālçe, n.

(Synop., § 130), n. [Lat. silex, silicis, a flint, and calx, calcis, lime.] (Min.) A mineral of a gray, brown, or sometimes nearly black color, found in amorphous masses, and in thin beds under strata of compact limestone, in Provence. It is a mixture of flint and carbonate of lime. Craig.