, 1865-12-03

feeteo tbe ease4s6za; 49, ~ nasvsNsS wsS
- Sn e h{s 60 s.ssa aasssoes :
- q & - ss:::::s iss = s.;s s;s: &:
- = { . ai :ssc q - = 81 sa q. 9
s,ea u : 3 g iaes e i e e. sasss ..s
81 - = 80 s.: e. :: 4; ,s;s ssss
I.:;::.: =: TINE asts SEPARATOR. .
4 Great 1as1.;stsssei-:xesy., Chem. .rn
g.. ConapIese zExsraet1ea- Of sae :.
l,4.y. :. >, Erecss0s Mssals, H:;'
a largely attended meeting ot cenlIentn tntr,.
ested IN. the mining Of The precious metslz. wna
held on Saturday eltauoen IN tho once of Pu,a,
4 Ford, Eos. 9a End - Mad1sun .atl.ss, aoe ths
purpose Of Witnessing the operation OF = n,.cat.s
sees3y fnvented By HI. Fullss, 6ar be purpose Of
s11sa E So s aat. hn meeting u.
esns Snd ". l. Eaureh = Ss1etxsy. After Dc
machine had been tbosuushly lested. comM1ttes
Ss ps ! . eSSsa t. 5sg9st ,ta, an
snts MD no names q lie committee aaoein1s po ss
aiRh1y favorable sieu9 therein oppressed. vii rive
greet weight With n Intelligent eonmunliy.,
HEFoRr OF TIE cox,u1rxx =,
,,;,; ne nndeslsned m hastng BEEN sppomted com.
Willard N. Fuiiers iuntion sor sepats,19 % ~ III nti
nom quartz beg leave to present the folio sinx
stose by faf the greater portion Of the gold uo-
ntned u found In quartz rock, The means etnnjoyea
70 separate It ale or prime importance. Tho tnb.
54hs men torsereFal years past and 10 rrsuit hss
e 6esa ~ Introduction OF hundreds Of ptocesses for
q 4is tssssaxa quartz md de
c1he d!mcalt1es 10 be uFezrlme eru neither fev
nos 20 shsht. 1nlhe 1sss placo The gold u inelosod
,EE minute particles, often not Visible 10 dc n.
81 sJe, Zach ono q which l. completely envelopcd
1as 9?a9 a59a.r socS 5.,l In ths Dat H
shs S.e has hidden her treasures, and then to ri1e
70 accomplish the t,rst I, ,,,e o,ae., n, H.. .,.
tng. proeess. By this the limp Of roidsbssrinr
quaftx arc reduced to powder md Of c6ufre cresi
RSGI'Sa RE- q e. Particle. Of gold e1po;ed 70 si
ben inyaa1ed the object being 10 reduce iae ausrx
pGToeF L areE as possibie and rapidly as
ss % he r. old ,pa
IONS, and then attn exisss an open aeld for the
But he crushing Of the qu.1sx Il bat onc.half Of
me WORK We haye burt opea The ssfe but rTh On
csn we &c nnS VIII Ugh; 20 keea and touch % de
sny Il whh ws ess nis ba1eere ra q nns.f mss
.h .he .naentying claa: Hc9c We cal n he I'D Of
ssse Fl ~ We points Gpt sessnis who ri!
l..
immortal eelng but unlike them he poaef to sese lie
ans Hhss hHs cone "a
metals ia dnld e'sse came IN oontset with eoid
Termed an anal9am. This x.nalgam can then Be
afasn .' d'eeomp9eed and the gold separated nom the
The nutd.ty Of quiek7s.ffvcr At ordinary tempcsa-
tutes has made It readily araIahle md for lpnr
time # wns tho only agent used in tha process 81
III rfA
prooetses 81 Viii mercury have been
are ~ effective perhaps. "A aay nachine ustny he
quicksilver psocess can be-
nut IN many respects quieksi1yer = inferior 10
q q 3st Th'e lad 1s 5ss os 51 bI'as
cheapest The uee OF 1t, Again. f5 unwhoIesome
od sSs ee Rf 19 as i hs
oi1en compelled 10 inhalc iSis mercaf III rsper. ahe
quenty fsta Further. TIC quIeisi,1er @ nc aets % Vesy
q eod ]hici asa blight nd not 'ne enpseloped pl1fsd
sspor vi deen 70 topua,es soaeh Of 3ynn tss Ss
iast Is that proportion Of II. gold con.
but also b lon py1iss Wh;ch esiy syoid. lid sd
the result II that Of the whole amount Of eoId con-
i.lned ~ the quartz, and which haa hitherto been
han q ssni { h oaasry sre ut
ia, Of the whole amonnt Of gold hetually mined
and anshsd, 9nly one-nflh has been extracted and
quartz fo1na By tr the isfgeat portion oiihs wbos
amount yca1ly mined. some IDEA may b formed Of
she great esin e mtues, and 70 the nation, which
would be tho fult OF pcocrsa which would per
ieely aseomf lis object md remove N the gold
nom the ore ::
pd by lie @ p9ope1es 81 .s al X een "a
amalQs1aatnr. II WIS known thAt melted lead
would forn co1nplete alloy Win gold, md, more-
ccs which 50 omen prevent qutcS.iirrr fom incor-
pointing the gold. But lead u not At atmospheric
ienp1aturss fluid metal, and en- only Be made
10 by over GOO degrees of heal, and Wheu 20 melted
11pid1y combines with, md t1t1cts from the Told
The crude MATERIAL With which 1t may come IN con
/Chleago his taken the lead IN the invention Of
lead amale9masors. About two yeaIs ago MntheN
laf1tn, Q! shts city, invented the Ont machine Of
vented and patented oy John B. Atwstes. Of this
e'y fo1 s hs ;s@s puposs sssssal other machines
another e7ti2en Of Chicago, WILLARD II. Fuller,
Eeq., Whose practical workings VIC hare witnessed
quartz mincr 20 mr. as III 1acchanic1 construction
Is concerned. 1n this machine tho lead comes In
contaci only with tho gold-beannR qu4rtz ITSELF
vacuum. i depends On ihe faci that pulvc11zed
9uasts ss lpet1loas 70 nr - watot, and that It
-, he machine Of Mr., Fuller occupies loss room
Than An ordinary tanning null. Tne lead is con-
taiIed ~ n an to1 vessel ena I'd T. nps r. aaidi ,!
through The lead By the pressure Of lbe atmosphere
md passes Oh into receiver madc TOR the puiposc
ID IN ais.tig1l vesFel partially d1!cd viii melted
pase underneath De ye.ssi, i inseitaa es.i IRON
distance of Tie bottom q Tho vesso Ihis c;lindsf
placed The exterior air-u&nt vessel Aboye the
lead i connected win N eir!lght pump: When
ss az 81 a & i
!nass 1oses d9Ma 1 '1 4 t1s seftS@ q the s5nnder
lead b! Virtue os its specific gravity being less
| Than the lend; whence. when It accumula,es
to seslsie height, Il passcs OF through p!pe to
q a esa sa e fasae iaeaes ds EsPs
Tho lead can be dawn OF at any time and the gold
s q IL y 2sens VICE
1. That BY this nnaehlna the pulveriscd quartz Is
via IL meed I'd %e Sa2e ill aoaes R'S s0hhe
2. That On this aeeouni, and. moreover, because
IN .he1r process the ~ Is nowhere brought INTO
gsmation, 70 arc of do opinlon that he Eold Wi
c1traesed from the quartz more completely than
8 Th!t nom dc opefstioa oi ths @ mseS,ne Which
VIC saw at work, where man working the pump
furnished n the power required, We are Convinced
mat ~ WIZ thas nae5me r. extraction Of the gold
! r.. aon q s4npllel.y Of Tho p,ehinery
snS ns nh atE Tnh
mnrt recommend Itself to al engaged IN mining op-
eratont, Or in any way .ntczcsted N The develop
The usal had this Afternoon before pumbe. Of
prominent mechanics md scientific men exhibited
es 9ss a ssnts Sos Is hs
tonethlnG wonderful The crusbed quartz q passed
through - fast as wheat through nouf mIll.
passed through the mill No now VI msstnc wnea vii iii
establish beyond the possibility OF doubt lhe
real .alac q ihe naenias for aiees,ne gsn. ii