The Salt Lake tribune. [volume] (Salt Lake City, Utah) 1890-current, 1907-07-08
GOLD IN HEMATITE.
Gold Values in Red Oxide Of Iron
Arouses Much Interest.

on my first trip to the Yerington cop
per belt ] was shown fine specimen
OF gold bearing hematitc ore from emp
nlunlt Springs. Mount Grant mining dis
trict, Esmeralda county. Nevada. that
excited my curiosity and a desire TO visit
the locality, saws writer In the Mining
Reporter.
This, because / know OF but few To-
calities where the gold bearing blood
red red bematite uerric oxideJ. specular
hematite and limonite, associated with
the rare chalcocite ore, are found. These
localities are in San Bernardlno county; county,
mines twenty five miles apart, where
values were as high as $500 gold per ton !,
In the same county. at Camp Rochesler
on the Mojave desert, the Bagdad- Chase
Gold Mining company's mine produces
this hematite ore, which carries gold
values of $50 per ton; also ia Brazil
OF West Africa this character OF hema-
tIte ore is found. thirty mile southerly
drive from Yerington brought me to the
Here | found the relic OF an old Chillan
mill, consisting OF a solid die-stone Of
granite, FIVE feet in diameter. and one
crushing wheel of solid granite OF about
the same size; the other wheel bad been
broken up several years ago for material
with which TO construct wall. This
mill was constructed and operated In the
sos. but was later replaced by Two
stamp mill, the partly -deceyed mortar
blocks of which stil stand by the ditch
near tho ranch house.
Some time In the SOS Charles ID. Lane
began his mining career In this locality
by constructing n i've stamp mill sew
eral miles down the East Walker. These
several mills were operated by water
power from the river. and on ore from
the nearby Cambridge mines. with only
partial success. owing to the fact thats
at that early date, the simple amalgama. L.
ton method employed gave q recovery OF
from 30 to 40 per cent of the gold values.
while the balance or combined values
We're tailed into the river a siN-mile
southeasterly drive from the Iapatie
ranch brought me to Chipmunk Springs.
This is at an elevation OF $500 feet above
sea level and at about the center or tne
gold belt that ls seven miles wide by
twelve miles long covering the west slope
Of Walker range (between il and the
East Walker river. North Of this belt,
the ores are silver bearing and on the
south, copper silver. The Chipmunk ores
are gold with only trace of silver.
and no base metals have as yet been
found in this belt.
defined dkes OF earlier andesite traverse
the belt with strike In north-south
direction and a dip Of 20 degrees east
erly in some OF the dikes and westerly in
others The veins or lodes. two feet to
ten feet in width, parallel the dixie sys-
tenn in the contact between the andcsite
and granite: they have smooth walls
with tale and clay gouges and lode
porphyritic quartz (silicifled porphyry)
Carrying the several forms OF gold bear
Ing hematite. The pay-shoots vary In
length from twenty 90 one hundred feet
and are indicated by the presence OF
specuar iron and copper stain lchal-
cocite) carrying gold values from $50 10
5000 per ton with a trace of silver; be-
tween these pay shoots, the lodes carry
gold values Of from 81 10 SIS per ton
with a trace OF silver.
Several shafs have been sunk 10 Vari-
Gus depths down TO sixty feet proving
the pcrmanency of the lodes and their
values; from the surface indications on
the lodes either way from the shafts
so sunk, pay shoots will be encountered
drifting Owing to the dlsintegration
OF the pay shoots at the surface or out
crop they are more or less covered with
debris and partly blind. the lowgrade
portions OF the veins have. however. bold
groupings on which the shafts were
sunk.