^rtiak. 
METALS. 91. Stibium. 193 
Sulphurated Bifmuth. KirnKav miner. 2. p. 266. 
Sulphurifed Bii'muth, S^hmetper miner. 2 p 211. 
Sulphuret of Bifmuth. Thomjon chem. 4 p. 95- 
1. Yeilovvifh-white, lliining, combined with arfenic and fulphuro 
Wifmutuin albo-flavef. 6>r. xii. 3 p 128. «.z. 
Wifmutiim aifen. IValL I'ist- z p- ZO7 n. 3. 
Arleiiicatcd blfmutic ore. SchmerJJer min. 2. p 213. 
2. Bluidi-white, laminar, corn'll ed with fulphur only. 
Wifmutum nittns. Sy/h n-t. xii. 3 P‘ 4’ 
Wifmutum iulph. Wall lyf^ 2./ 206. n z. 
Found in the mines of SWe». Saxony, Bohemia, 
and Hannmier, generally accompanied by quarrz, afbeftus. or 
fparry iron ore, m dive or difpcrfed, feldi-m m acicular or 
capillary priftns: colour from tin-white to lead-grc) . with 
the furface often uidefcently tarniftifd: texture 1 ni.'ilar or 
radiated: fpecific gravity from 6,131.106,467. contains 
from 60 to 95 per cent of Bilmuth. 
Grey, 'With metallic luftre, not entirely foluble in nitric 
acid, emitting fulphurous flame and fmoke when 
thrown on hot coals. 
Wilmut. lamellis cuneat. Sy/l. net. xii. 3./. 182. n. 3. 
Wilmut. fulp. et ferro. Wall, Jy/l 2 p. 208. n. 5. 
Martial fu'phurifed Bifmuth. S(hme:fser z. p z\z. 
Found near GilLhek in Nor-iuay, of a yellowifh grey appearance 
and radiated texture : it foraewhat refemMes martial pyrites, 
and contains iron added to bifmuth and fulphur. 
qi. STIBIUM. Of a filvery grey white colour 
^ * afld radiacely lamellar tt-xture, loftifh and very 
brittle, when rubbed between the fingers giving 
them a peculiar tafte and fmell, ipec fic gravity 
6,860: melting at a red heat, and when gradu- 
ally cooled exhibiting cubical cryftals on the fur- 
face; in a greater degree of heat becoming firft 
a grcyiHi-white oxyde, afterwards an fyacinthine 
ghfs, and laftly volatilifmg in wlvte vapours: 
forming a golden-yellow folution in nitromuriatic 
acid, and depofiting a white precipitate if watecv 
be poured into the folution. Anthnony. 
Of a tin-white luftre, melting without fulphurous or arfe-, 
nical vapours. 
