NBMG Sample Site 2948

The NBMG Sample Site 2948 is a gold and silver mine located in Humboldt county, Nevada at an elevation of 4,954 feet.

About the MRDS Data:

All mine locations were obtained from the USGS Mineral Resources Data System. The locations and other information in this database have not been verified for accuracy. It should be assumed that all mines are on private property.

Mine Info

Satelite View

MRDS mine locations are often very general, and in some cases are incorrect. Some mine remains have been covered or removed by modern industrial activity or by development of things like housing. The satellite view offers a quick glimpse as to whether the MRDS location corresponds to visible mine remains.

Site Name

Primary: NBMG Sample Site 2948
Secondary: Silver Cloud Mine?

Commodity

Primary: Gold
Primary: Silver

Location

State: Nevada
County: Humboldt
District: Ten Mile District

Land Status

Land ownership: Private
Note: the land ownership field only identifies whether the area the mine is in is generally on public lands like Forest Service or BLM land, or if it is in an area that is generally private property. It does not definitively identify property status, nor does it indicate claim status or whether an area is open to prospecting. Always respect private property.

Holdings

Not available

Workings

Not available

Ownership

Owner Name: W. A. Bowes, Inc., Fuller Russell, Supt.
Home Office: Winnemucca Arms Apt. #9, Winnemucca, Nv 89445
Years: 1981 -

Production

Not available

Deposit

Record Type: Site
Operation Category: Past Producer
Deposit Type: Vein
Operation Type: Unknown
Years of Production:
Organization:
Significant: N
Deposit Size: S

Physiography

Not available

Mineral Deposit Model

Model Name: Low-sulfide Au-quartz vein

Orebody

Not available

Structure

Not available

Alterations

Not available

Rocks

Name: Diorite
Role: Associated
Age Type: Associated Rock
Age Young: Pliocene

Name: Diorite
Role: Associated
Age Type: Host Rock Unit
Age Young: Late Triassic

Name: Diorite
Role: Associated
Age Type: Host Rock
Age Young: Late Triassic

Analytical Data

Analytical Data: SAMPLE 2948 CHIPPED FROM VEIN IN ADIT AND FROM SILICIFIED PORTIONS OF THE RHYOLITE BRECCIA, CONTAINS 0.7 % FE, 0.15 % MG, 1.5 % CA, 0.07 % TI, 150 PPM MN, 1000 PPM AG, 15 PPM AU (9.0 PPM AU BY AA ANALYSIS), 20 PPM B, 100 PPM BA, 1 PPM BE, 15 PPM CR, 200 PPM CU, 5 PPM NI, 200 PPM PB, 500 PPM SB, 15 PPM V, 10 PPM Y, AND 30 PPM ZR.

Materials

Ore: Gold

Comments

Comment (Deposit): SHALEY SEDIMENTS ARE BADLY BROKEN AND INTRUDED LOCALLY BY A RHYOLITE BRECCIA WHICH LOCALLY TRENDS N10W AND HAS MINOR CRYSTAL-RICH VEINS AND VEINLETS ASSOCIATED WITH IT. FROM A NE-TRENDING ADIT, THE WORKINGS HAVE STOPED THROUGH TO THE SURFACE ALONG THE STRIKE OF A VEIN, AT LEAST 4 TIMES OVER 300 FT. MUCH OF THE MATERIAL REMOVED FROM THESE WORKINGS ARE NOW ON THE HEAP LEACH PILE AT THE BOTTOM OF THE CANYON.

Comment (Workings): 2 GENERATIONS OF WORKINGS, HEAP LEACH FACILITY AT MOUTH OF CANYON.

Comment (Location): IN THE TEN MILE HILLS. DESCRIPTION FITS THE SILVER CLOUD MINE (2 GENERATIONS OF WORKINGS) SMALL HEAP LEACH OPERATION, AU-AG, ETC. . INFO FROM LAND.ST :(1972)

Comment (Development): NEWER WORKINGS SUPERIMPOSED UPON OLDER WORKINGS. NO IMMEDIATE ACTIVITY AT MINE OR HEAP LEACH FACILITY AT TIME OF EXAMINATION IN 1985. THIS DESCRIPTION FITS THAT OF THE SILVER CLOUD MINE, LISTED AS AN ACTIVE UNDERGROUND GOLD-SILVER MINE EMPLOYING 4-5 PERSONS IN 1980-1981, INCLUDING A HEAP-LEACH CYANIDIZATION OPERATION. APPARENTLY IDLE SINCE 1981. OLD LOCATION WAS OFF BY ONE TOWNSHIP (SEC.9, T37N, R36E).

References

Reference (Deposit): QUADE, JACK, 9 JUN 85, NBMG FIELD EXAMINATION AND SAMPLE ANALYSIS.

Reference (Deposit): NBMG STAFF, 1985, NBMG OFR 85-3.

Reference (Deposit): WILLDEN, R., 1964, NBMG BULL 59.

Reference (Deposit): STATE INSPECTOR OF MINES, 1980, 1981, DIRECTORIES OF NEVADA MINE OPERATIONS ACTIVE IN CALENDAR YEARS 1980, 1981.

Nevada Gold

Nevada has a total of 368 distinct gold districts. Of the of those, just 36 are major producers with production and/or reserves of over 1,000,000 ounces, 49 have production and/or reserves of over 100,000 ounces, with the rest having less than 100,000 ounces. Read more: Gold Districts of Nevada.