The morning call. [volume] (San Francisco [Calif.]) 1878-1895, 1891-07-26
SUPERINTENDENTO'
WEEKLY REPORTS.
Another Decrease in Assays Of
Con. Cal. & Va.
0f8clal Letters Showing the Result Of Last
Weeks Work In the Leading CON-
stock Mines
epeciaI to THE MORNING CALL

VIRGINIA (Nev) July 25.-The following Off.
cial reports were placed on file vest rday:
Con. CAL & VIRGINIA-110o level-Have
continued TO stope out ore Of good quality below
the ll-foOr Of south DRIFT working upward from
a depth of 1s feet on the sill-Ioor. 1900 level
Have extracted some milling ore below sil-fioor
Of the cTosseut Iun east from south drift. 1900
level -FIom end of crosscut run west from north
drift on this level we have continued 10 extract
good ore from sill-floor upward 10 sixth floor.
Slope above ninth floor continues In low-grade
ole. 1000 leyel-The ground In the vicinity OF
drift run east through old slopes on sil-foor OF
this level continues to yield some ore. Have
continued 10 Slope out good ore at point which
Is 200 feet south from north boundary line OF
mine and A feet above the sill-foor OF this
level. From the main south drift, at a point
$50 feet south from tho north line, east cross
cut has been advanced 13 feet, total length II
feet. continuing In porpbyIy and quartz OF low
assay value. 1850 level-The various openings
OF this level have continued to Yield the usual
quality of ore. Ore Of fair quality has been ex.
trac ted from drift run west from top OF upraise
carried mp 80 feet above southwest drift also
fiom drift run east from Wine 70 feet down,
In working upward from that point. 1850 level
-Iu working ont and upward from bottom OF
NiDze 2. sunk from the 1850 level, We continue
10 extract ore of a fair quality. The east drift
from WlnZe l, at polut so feet down. has been
advanced l6 feet, total length % feet. cOntinu-
Ing In quartz formation with some pOrphyry
carrying a low assay value. There have been ex-
tracted from all parts OF the niue during the
week 2295 tons and 1910 pounds OF ore of
which SG4 tons and 1920 pound. were shipped
TO The Morgan Mil and 143o tons and 1l50
pounds TO the Eureka MIL. The average assay
value OF all ore worked al these TWO mills during
the week (2450 tons) was S22 sc per ton.
Bullion shipped to Carson Mint assay value
RniTinn N n han N nttr
Office, assay value about $4,000.
OPBIR-1465 level We have continued our
point where upraise from sill-fioor of this level
connected with drift run west from Wine 122
feet below shl-1OOr OF 1900 level. No ore has
been extracted during the week. 1900 level
have continued repairs ON the incline leading
FROM shaft station OH this level.
MEXICAS-0n 1465-eyel south drift started
from east crOsscut No. at point 61S feet in
from main north lateral drift has been advanced
p feet; total length 81 feet in vein matter show
lug clay separations.
UNION CoN.-Ihe northeast drift started from
cas- crosscut No. on the 1465 level at point
SoJ ieet In from the main north lateral DRIFT has
been extended 81 feet; total length 53 feet In
miAeu formation oil clay. porphyry and quartz.
CHoLLAR-The new station al tile 800 eyel
In The Incline is compile ed. The east crosscut
from the joint Choliar and NoTcross winZe,
1900 level, Is out so feet; the face is In quartz
yielding low ASSAYS. The west erosscut on The
norm line, Hale & Norcross 1900 level is out 25
ierl; lace IN pofphyIy and streaks OF quartz.
Extracted and sent to mill the past week $40
tons OF ore worth SO 20 ton as per battery
sample.
PoTosI-The wInze is down So below the LOO
level. The bottom in porphyry aud streaks OF
quartz.
EXcHEQUER-Ea crosscut on north line, 600
level, is out 27I feet; face In porphyry.
ALPHA-Norlh DRIFT from west crosscut 100
feet north Of shaft 500 level. Is out AZ feet face
In quartz yielding low assay. North drift from
winze 80 feet north OF shaft. $50 level Is out "a
feeti face In quartz, clay and pOrphyry. Tie
south drift, same level, Is out SO feet face In
quirtZ.
ANDEs-0n the 400 level the main north drift
was cleaned out for 100 feet from east erosscut
NO .. East crosscut No. was advanced feet
face In porphyry. East crosscut No. 3 was ex.
Tended "A leet formation quartz and clay.
SIERRA NEvADA-On tile $50 level west ross
cut No. from northwest DRIFT GIL fest from