LEUCITE

(Gk. leuRos} white); a rock} forming mineral composed of pota ium Be Said al num, occurring in volcanic nd rocks. Color, white and shades of grey; | 1° was formerly called white garnet, owing he a, Sapiens Sa which are transparent. Paclbe poche onreian: i and are rare, though widely distributed. | ME ars mostly lay as ‘pelo at