SPAR

An Illustrated Encyclopedic Medical Dictionary · 1894 · p. 22

n. Spa'r. Gr., yuij/os. Lat., gypsum. Fr., spath. Ger., Spath. Any lustrous, lamellar mineral having distinct cleavage, [a, 17.] Bitter s. See DOLOMIA. Calc-s. See the major list. Fluor-s. See FLUOR-S. Heavy s. See BARIUM sulphate. Iceland s. A transparent kind of calc-s. [a, 48.] Satin-s. 1. A fibrous, satiny variety of calcium carbonate. 2. Fibrous gypsum. [B, 7.] [s. 506]