a; system of 
168 
SECT. CLXVI. 
.5, Mineralifed Gold, Aurum mineralifatum. 
This is an ore in which the gold is fo far- 
mineralifed, .or fo entangled in other bodies^ 
as not to be diffolved by the aqua regia., 
j. Mineralifed with fulphur, Aurum fulphure- 
mineralifatum. 
a. Mineralifed by means of iron, Aiiru^ 
fulpbure mineralifatum mediante ferro. 
Marcafitical gold ore. Pyrites aureus. 
It is found at Adelfors, in the pro- 
vince of Smoland, and contains an 
ounce of gold, or lefs, in an hundred 
pounds. 
h. Mineralifed by means of quickhlver, 
Auryim fulpbure mineralifatum mediants 
mercurio. 
It is found in Flungary. 
€. Mineralifed by means of zink and iron, 
Aurum fulpbure mineralifatum mediante 
zinco ferro^ aut argent 0 . The Sc he m» 
nitz blende. 
At Schemnitz in Hungary are found 
zink ores, which contain a great deal of 
filver, and this filver is very rich in 
gold (Sed. clxxv.) 
wins are dally difcovered. The filver from the inines at Ofler- 
filv'erberger, in the province of Dalarne, contains about a 
fourth part of an ounce of gold in every pound of hlver. 
Some native gold has likewife been found in Swappawari, 
above Tornea in f^apiand, and in Ballnas, near Riddariliyttan 
in Weftmanland. 
^ Since gold and fulphur have no immifcible power or at- 
traflion to one another, many have infilled that gold neve.r 
couid be found in marcafi e, or thofe ores which contain ful- 
phur s (pace we knovy by experience, that gold can be 
mekcd 
