The New York herald. [volume] (New York [N.Y.]) 1840-1920, 1866-07-04

they did reach the ledge while others have
gold Improbable Those most generally suecenful
are a. Grass Valley where the rock does not vary much
In value and whore the profits OF years labor can DO
estimated beforehand with tolerzbie accuracy. About
twenty mills are 10 operation at this point and the town
OF Grass Valley has more thrifty appearance than any
other mining place in California that have seen.
There Is very little difference the character OF the
quartz mines and mills throughout California. Where
the vein perpendeular or nearly 80 The smart SINK
directly through The vein, brt where lies a. al angie
the shaft Il sunk 10 strike the vein al gwen
distance from the surface. In either case galleries
called levels run of from the shaft into the yin,
sometimes for long distance Al the surface the vein
may he but few inches in thickness but IL generally
widens as IL descends so lhal some OF the veins
have width Of twenty-five feet or apsards
Along the leads the ore is brongh, 10 the
shaft aud there sent in buckets up TO daylight.
In extensive operations there numerous shafts gal
lcrcs and levels that with each Other and form
subsuancan network OF places where move
about Once the surface OF the earth the IS sent
70 the mill whore Is inst broken into small pieces and
then reduced 20 powder by tho action OF the machinery
with whh II IL brought in contact Various kinds o.
machinery have been devised for reducing the orc the
first being the stamp mill, Which consists OF row Of
heavy stamps, SANDING in tioughs, raised by steam
power aud falling by their weight These stamps
from four 10 eighty IA number hui usually about twenty
I'VE and they epefate just do the feet OF the smiling
maaens in the vineyards OF France when they trend out
the uiCe Of tire grape No other min has proved Of any
value IN reducing ore, aud the testimony
Of all miners and capitalists | have met Is
unanimously In favor OF the stamp mill stream or
water pours into the trough where the ore is being
crushed each stamp railing from ton 10 eighty times
minute aud mixing the water and pliycrI2ed rock
together This runs upon blankets that catch portion
% the god then sloping surface with hori-
zsnia cre,icss lied alh quicksilver that catches all
the gold which Il touches; then through saries Of
lbs aud slaices with occasional beds of quick silver
snd of 10 heap OF waste No perfect process or
saving the gold has vet been invented and ,nuc of y r.
still carried away ia the sand or 'iailings OF tho mills
Rock Tint assays forty fifty dollars the fon rarely
yields more than hsif or twothrds that and viii
sometimes lal far below H. Some OF the mil owners
claim b. satisfied with their present process whlo
others are constantly making experiments Whoever
succeeds ~ hnang cheap aud effective means Of saw
ing all the gold in the pulvofized rock has for
tune before him. Many o, the contain Nlphurcls OF
vsraas kinds, and these noary always refractory
Many Of the mills are reseryng heir "tangsn 70 be
worked again when some successful inventor makes
his appearance Some mill owners have recently begun
the sulphurets for gle purpose OF
selling them The agent ~ m English house buys the
snlphurets for shipment 70 Waies.
Most Of the quartz MINES in California from
hundred and city 10 six hurdred feet 10 depth Tho
deepest gold mine IN tic tate IN the world IL that
Known as liayWaris mine on Sntcr creek, Amador
county IL IL twelve hundred ieet ~ perpendicular
depth and three hundf beow he level the Atths
surface the worth about SIS Ste per ton and
owner was unable % make y pay expenses for long
time. ~ grew rrber ss u dfscended ard ~ IT'S nrcssBi
depth II - worth twenty-five thirty dollars per ton
SIXTY tons per Jay taken ont and crushed aud he
operation goes constantly Dir, Hayward lives
san Franctsco ana comes "a ms mill
weeks TO be pIc.en, a. Tho cleaning up ne enjoys
comfortable INCOME Of 4 ouartor Of million from iu,g
mime VIII probably Md increased ~ The ore
richer The hsterv ., this mine ma 10 Neuc
the question about the Ironiabene4 Of deep Mining AZ
the grows richer fhc farther IL gets from the
The Eureka mine A. Grass Valley V only three hundred
feet deep. but Il has steadily increased In richness ~ u
descended from the sErfaos
Over In NJ, ara the iamous silver mines III waghoe
Fnd other localities These dsc0Xrred lesr than
tive years ego yet they hive turned out large amounts
Of treasure though 4 Is doubtful II the money taken
from them will equal The aroGnt Of the Investments
promising property In that ouarer, much ~ which has
made any Iotugn W the Stockholders. The
famous y the Could ard Curry sitna,d the Comstock
lead, several other mrce OF lesser note Th.,
could and Curry has expended nearly two million dol
thnff4
Hsls drifts and levels under ground several mites
ength. and Will consume the hest part OF day flcr
exploration Whcrs there 4 dan ~ of the pas
closing up the wais and roofs tlmbgrcI and ex
tcnsiy, haze been these precautions that there
timber under ground IN this single mine than m The
whole ~ virginia CITY VIA IT. population Of four or
Ave thoisand On the same ledge Of rock the
Savage cbolar fOios. Gsd other ro,1es, snne OF
which have almost cgaled the Gould and Curry In the
extent Cor d'ydeais aud their promises for pnrpe
tuy VIZ ~ immcnse return he stock ~ these mincs
sold n entrmous figures hut Il has greatly declined
There a., nisny charges Dir nest nan agcfent on
the part II dire tors. order 10 initiate The value %
the property and enable those en- tho ring r.
sell iDr msrn more than The property worth
A. preg'ut the beet portion OF the veins ap
pears exhausted and ihcra must be large OUTLAY Tor
shafts ana flnhos before lie companies be pros
porous footing A. they Paid III thor money IN DIM
dands aud Kept surplus funds tsome OF them Dor
fowcd ~ make dv deRdv Win the stockholders
have been ana IRE beng assesAed snd there = much
rT5mblng in consequence PROJECT u os foot tor
draining The C0mstook lead 20 facilitate progress with
the work.
The tom,o-k lode was discovered ~ two brothers
Of the name Gfascn tho u Presbyterian MN
Istsy In pbI,adolnLa Wsbng 10 Wi, California Ihey
ofer,d roro.,ors aho wus tb.n pfornecirg RI ,he
y.lrify N virelfa tltv one MIRA interest M their
dls-osr, II ~ voula remain AMI quart their Interest,
VI. ~. ~ sgree ~ i,s arrgnrercnt they coded 10
cailforrs whore h,eb m them lied sonsio L sod lie
eufr. ntsfet ~ san Francisco partls Tor Iarg. sum
al rnorey WITCH heinz ,crv disspaed lie asuanderod
~ shag, iva y.r Erry All spr,or ~ prseeetsd Ia
NottApa wtl pro.petnr perty 10 m, III nex there
n .af in the norn between the wa.bos errff nent
ana ne AoYtana discoveries tr,ed ths Carib,o
mus IA prtrh Columbia ana lilo ulares
and quartz Inioeg II Idaho hat without gne.
cesz / ventarsd H. suggest low days snea that ihe
eotaraisv which have ben ~ fortunate on ills ledg.
should make iip pgFse 81 : frw thousAnds IN
no moe ma present Il 10 th,s individual made the
suegrgtou a. one IN the heavy ockboIier~ and was
pronptly informed that Cafornany Do not do ia nes.
n thsf .av Corporafious have M f0sn - a. tra. ON
tbe Pacific AZ On H. Atlantic slDfn and these ueople
thorrh her country : Young N ttart 10 not commit
ssnrdt ~ any more than 10 Tie native. Of New York
or Chicago
Greater fortunes have been made by neky sales 81 \
stock IN mining sotnrauies tLan by holding Il for 4
DIV ldenGg There have been come very large specula
lona a this Kind Of property and ~ one time Mont
Voinsry siscei san Iran SEQ rvallcd our Manhattan
vi al street % The magnitude of - operaii0nK Il
..ftf. ~