49 
appearing like delicate wool or down, display a 
fine iridescent blue, yellow, and red tarnish ;— 
red antimony , mostly in fine capillary crystals, 
from Braunsdorf, in Saxony ; —'white antimony , 
crystallized, on galena, &c.—specimens of anti - 
monialochre on native and grey antimony, &c. &c. 
(Case 47 and fart of 48.) Contain the ores of 
cobalt and arsenic. The crystals of glantz-cobalt, 
which has been frequently confounded with white 
cobalt, are principally from Sweden;—a suite 
of specimens of white cobalt , exhibiting the prin¬ 
cipal modifications of crystallized and irregular 
shapes ;— grey cobalt, principally from Wittichen, 
in Wiirtemberg;—some specimens of oxides 
of this metal, viz. the black and the brown or 
yellow cobalt ochre , the latter of which con¬ 
tains iron- various specimens of the red cobalt 
ore , or arseniate, comprising the earthy (cobalt 
crust) and the radiated (cobalt bloom) varieties, 
from Saalfeld, Allemont, he.— Between these 
and the remaining metallic substances in the ad¬ 
joining case, are deposited the ores of arsenic ; 
native arsenic (formerly called testaceous cobalt) 
in reniform, and botryoidal shapes, from An- 
dreasberg, he. ;—splendid and instructive speci¬ 
mens of the sulphurets of this metal, viz. the 
yellow orgiment, massive, and in separable, stri¬ 
ated, transparent laminae; and the red orgiment 
or realgar, perfectly crystallized and massive, and 
also (in the large specimen in the middle) as 
H colouring 
SALOON. 
Nat. Hist. 
