224 H. Wurtz on Sodium Amalgamation. 
weights, the convenience of which for many uses, and particu- 
larly for that of miners, is at once obvious. When the quick : 
ver is to ‘ used in any of the arts above specified, it will then 
be already in a suitable condition, or will merely require admix- 
ture with some fluid quicksilver; and when to be used as pure 
quicksilver, the sodium may be removed by throwing. the solid 
amalgam in fragments into hot water, preferably mixed with a 
little sage a or acetic acid. 
em of packing such ingots, for preservation and trans- 
se gles are a abeady sufficiently set forth in a preceding para- 
etap 
Claims.—The claims attached to this specification are twenty- 
three in number; and those ae ay here given which directly 
concern the miner and amalgam 
What I claim as my inventions a eee 
1st. The combination with quicksilver, when used Hel the ex- 
traction by amalgamation of any metal or metals res, 
slimes, and mixtures with other materials; of metalic sodium, 
e coating of iron i between or under which 
ores « or other materials are crushed, wit 2 on 
of gold an ium, or of silver and sodium; ion. with 
excess of quicksilver and skimming; as above se 
6t ¢ separation of intermixed iron, basse osmiridium, 
and other non-amalgamable metals, from amalgams containing 
sodium or its equivalent; by action thereupon of water or other 
aa a as eevee forth. a 
e separation of intermixed iron from amalgams con- 
aoe sodium or its So or on any metal or m 
racted from such amalgams; by magnets, either permanent 
yea electro-magnetic; as above set forth 
8th. The combination with poner when used in < 3 
junction with iron or other reducin metals, for red 
m, silver from its shlorta ae es saat ee any 
