36 
SALOON, sulphate of magnesia and soda, from Calatayiid 
Nat. Hist, in AiTagon, and the blue salt with glauberite, 
from Aranjuez in Spain. 
In the glazed table-cases and drawers on the 
right hand side of the principal entry from the 
first room into the Saloon, are deposited the 
Metallic ores. 
Case 29. The ores of platina, gold, and mer¬ 
cury.— Plaiina in grains from Peru and Brasil, 
the latter mixed with grains of greyish-yellow 
gold.— Palladium. — Iridium.—Native gold^ sub¬ 
divided into pure and alloyed gold; the former 
chiefly massive and as grains (from Guinea, 
Bengal, Sumatra), and in brown iron-stone, in 
quartz, with needle ore (acicular sulphuret of bis¬ 
muth, &:c.) from Siberia ; the alloyed gold (prin¬ 
cipally from Transylvania) crystallized in minute 
cubes and octahedrons variously aggregated, in 
reticular plates, &c.—The ores of mercury in this 
case are :—the sulphurets^ consisting of dark-red 
cinnabar (by far the more com.mon variety), 
massive, crystallized, and in combination with 
various mineral substances ; the bright-red cin¬ 
nabar (native vermilion, much esteemed by 
painters) ; the hepatic mercurial ore from Idria, 
compact and slaty ; the former also with petri¬ 
factions (coral ore) ; muriate of mercury or cor¬ 
neous mercury, with native quicksilver, See. 
Case 30. This case contains (besides some 
additional specimens of gold and mercurial ores, 
among the latter of which is the scarce native 
amalgam, 
