Sierra County advocate., 1902-05-16

ThA Advocate II constantly receiving
from I'll paris Of tbs country. letters
asking the above aud following ques-
tions. To answer correspondents. 70
give rrlinblc, accurate and authentic
Information. and ~ further advance
our great Interests. 10 the object VI this
article;
10 gold found at HilIsboro IN quarts
veins or In plncersi IN both, but prin.
cipaily Nv Assurs veins. Between two
and three hundred claims have bern To-
tated on these veins which show pay
ors st the surfaces aud tho work done
on these varies from Iaers assessment
holes 10 tho principal mines that bavs
been developed to depth Of zoo feet.
What II the nature Of the ors7 Cop
per and iron sulpblde and some COM
parativsly free milling quartz. with
depth tho orr becomes smelting and
concentrating material, Tho percent
age Of copper In ths ore shipped TO tho
sIneltcrs II from one 10 twelve units
IN concentrates sometimes ~ high ~
twenty units. Silica In crude ore from
forty to sighiy-nve, Bmelter certiH-
Gates show tho ore to carry fr0sn two
70 fourteen ounces VI gold. from three
" sixty ounces silver. Tho bulk of the
ore and concentrates shipped. however.
will average about $40 per ton.
Has there been any large productioni
The Opportunity group has produced
0,Oo0 tons of ore and over half , NIL
lion dollars. The Bonanza mine 1900
tons and s2Oo.OOO. The Richmond 5000
tons ond over 100000. Thess are the
largest producers 30 far,
Are the milling facilities good7 Prac-
ideally they are not the saving has
bsen from nifty u seventy i've pss
ccnt. At the best. A modern custom
mili 10 badly needed and = fortune
awaits the parties who will build ons
Sufficient water and M ideal concsp-
brating ore. with proper appliances
ninety to ninety i've psr cont would "
ths saving,
VIII the owners let 70 easy. or DO
they want the earth, They are reas-
enable people. but they are not giving
away their mines. Or giving bonds on
longtime raInbows. During the past
two years some thirty mines have been
sold. mostly around Amimss Peak, and
the highest price paid was $1,000
That mia. Sas become the largest pro-
dueing and the best paying In ths dis
fricf and the owners would now ask
very large sum. The greatly I'M
pro scd price Of copper aud lower
enelting rates have of late beeu very
ssnsncial to these mines, With 4 good
sas'bm mill the progress would bs
rapid.
What arr ore sseightsf From the
mine 20 tho Ei pnso smeiter from -
70 " PR ton, from niue to mill 10
cents 10 el.bO per ton
What IL the geological formatiouf
An eruptlye country rock. by the or
psrts clsssed As Andesits; the ore velns
are found accompanying dikes Of iinc
grained felsite aud birdseye porphyry
which cut through the country north
eAst and southwest. Most Of the veins
are fairly easy working. on drift cou-
tracts priccs have been from 80 10 ~
per foot. Incline shafts on vein ara
ehsaply driven. but vertical shafts In
county rock have generally been found
very expensive.
Is there much snow In wintsrf Not
enough to swear by; the climate, win
tes sni summsv. 10. from = minev's
point Of view. perfect No snowsiides
aud no pneumonia for the miner 30
drssd.
10 there much placer miningi There
10 IN extensive placer field which II
open 10 locators and there are always |
eoms men at work who mako from 81 |
20 % psr day. An occasional nue~ss |
brings up the average. OF course some
ussu are luckier than others. here as
elsewhere. Most OF the gold 10 found
within . few feet OF the surface. The
miners scoop up the pay streak dirt
and run II through dry washing ma
chineA The nearest water 10 distant
fvs mi'es and about 400 feet below the
gold level Several companies have |
BEEN formed TO work these plsccrs on /
q high scnie, put ,is i....l.sA.. ss-s -
bringing In sufficient water has made
che project appear OF doubtful profit :
4 ssw company has recently been or.
ganized to exploit this field with = ma
chins Of the Bucyrus type-this 10
wobably tho very bass method and
Uksly - succeed
!. - " your estimate Of The total
satpus Of the Hiilsboro mines. all
\ tinds. ~ coliarsi Between two aud
- ana . quarter millions.
Has anyone made big money at min
eng In Sierra county, Ia the Kingston
district the Lady Franklin. Biack COLT
Bullion. Superior. comstock. Caledonia,
kangaroo. Brush Heap. Illinois. Tenn
plar. virginIus. Keystone, Cumberland.
Gray Eagle and a few other properties
had up TO iss3 made an output of
Uv-r eight million ounces ~ silver. sold
~ an average price Of aa cents pea
ounce. All Of these mines made large