Bifmuth. 211 It is found at Johanngeorgenftadt in Saxony —at Joachimfthal in Bohemia. Its matrix is fometimes argillaceous Ihiftus.’ ; DIVISION III. . Bifmuth mineralifed by fulphur or arfenic; is not quite foluble in acids, and emits a fulphureous fmell when ignited. i , , 'spec. III. SULPHURISED BISMUTH. Germ, and Swcd. fVifmutglanz. ltal. Bifmuto fulfureo. . 1 Fr. Mine de bifmuth fulphureufe. Hung., Afvanyos Vifmut. Cron ft. IVifmuthum fulphur e mineralifatum. Its colour is lead grey and blueilh grey— fometimes variegated. P 2 ' It