metals. 83. Hydrargyrum. 
^55 
\ 
83. HYDRARGYRUM. Of a filvery-white co- 
lour becoming gradually blacker in the air, 
always in a ilate of fluidity in the common 
temperature of the air, becoming folid and 
malleable at a temperature of fpecific 
gravity 13,568: evaporating in a low heat; 
foluble in moft acids and imparting no colour to 
the folution; when diflblved m muriatic acid 
aid mixed with lime-water precipitating an 
orange-red powder. ^kkftlver. 
’^'rgineum. Pure, fluid, very ponderous, of a filvery colour and 
luftre. 
Hydrargyrum nudum. Syft. nat.xw. 3. f- « •9- !• 
Mcrcurius virgineus. Wall.fyU. z. p. 148. n. i. 
Mercurius nativus. Crttnft. miner ZI5. 
Argentum vivum. AH- Up/. 1720. n. 'i- p- 55 ' 
Native mercury. Kir-wan miner. 2. p. 223. 
Native mercury. SchmeiJJer miner, z. p. 62. 
Native mercury, ^homfon chem. Hg. p. ll. . - . 
Found in the cjuickfilver-mines near Sahlherg in Snveaen, at 
AJmaden in Spain, Idria in Bohemia, in the Palatinate near 
Wolffttin and Moersfeid, in the dutchy of Drux ponts, and on 
the mountain Stablherg, See. in fmall globules fcattered 
through different kinds of ftones, clays and ores, and may be 
eafily extrafted by evaporation : fpecific gravity about 13,600. 
■^'nalgama, Pondrous, of a filvery colour and luftre, rather folift, eva- 
porating when heated and leaving pure filver. 
Amalgama. Cronjl. miner. JiB. 215. 
Native amalgama. Kirnuan miner, z. p. 225. 
Native amalgam. SehmeiJJer mineral. 2. p. 63. 
Amalgam of filver. fhamfonchem.^.p.n. 
Found in the mines of Hungary near Zlana, near ’Mofchellanjhurg 
and on the mountain Stahlburg in the duteh>' of Biponttum, 
and in Saveden, rarely in larger mafl'.s imbedded in ouartz, 
hornftone or fpar, but generally running through other ores 
of quickfilvcr, f metimes in iraperfea cubes, pnfms or pyra- 
mids • colour' filvery-white or givy, fometimes tarnifiied in 
an iridefeent manner ; it is brittle or Soft according to the 
proportion of mercury, but is generally loft enough to bear 
the impreffion of the thumb-nail, and when cut with a knife 
gives a creaking noife : when rubbed on gold it leaves a white 
ftteak ; fpecific gravity al ove 10,000 ; contains about mer- 
cury 64. filver 36. Klaproth, 
