The NBMG Sample Site 1491 is a gold and silver mine located in Pershing county, Nevada at an elevation of 5,102 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
Elevation: 5,102 Feet (1,555 Meters)
Commodity: Gold, Silver
Lat, Long: 40.50333, -118.74028
Map: View on Google Maps
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.
NBMG Sample Site 1491 MRDS details
Site Name
Primary: NBMG Sample Site 1491
Commodity
Primary: Gold
Primary: Silver
Location
State: Nevada
County: Pershing
District: Farrell District; Stone House District; Seven Troughs District (Northern Part)
Land Status
Land ownership: BLM Administrative Area
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
Not available
Production
Not available
Deposit
Record Type: Site
Operation Category: Occurrence
Deposit Type: Vein
Operation Type: Unknown
Years of Production:
Organization:
Significant: N
Deposit Size: S
Physiography
Not available
Mineral Deposit Model
Model Name: Epithermal vein, Comstock
Orebody
Form: TABULAR
Structure
Not available
Alterations
Alteration Type: L
Alteration Text: Kaolinization Of Rhyolite
Rocks
Name: Rhyolite
Role: Associated
Age Type: Associated Rock
Age Young: Pliocene
Name: Rhyolite
Role: Associated
Age Type: Host Rock
Age Young: Pliocene
Analytical Data
Analytical Data: SAMPLE 1491 CONTAINS 3% FE, 1% MG, 2% CA, 1% TI, 1500 PPM MN, 1.5 PPM AG, 50 PPM B, 200 PPM BA, 2 PPM BE, 10 PPM CR, 5 PPM CU, 50 PPM LA, 50 PPM MO, 7 PPM NI, 20 PPM PB, 10 PPM SC, 20 PPM V, 50 PPM Y, 200 PPM ZR.
Materials
Ore: Gold
Gangue: Clay
Gangue: Sericite
Gangue: Quartz
Gangue: Fluorite
Comments
Comment (Location): INFO FROM LAND.ST :(1972)
Comment (Development): INACTIVE IN 1984
Comment (Deposit): LINE OF PITS, SHORT ADITS ON N 20 E VERTICAL SHEAR ZONE IN KAOLINIZED RHYOLITE FLOW. ZONE EXPOSED 5-6 FT WIDE IN ONE CAVED PORTAL, ZONE MOSTLY CLAY, SERICITE WITH FE OXIDE STAIN, VERY SPARSEVEIN QUARTZ WITH SOME FLUORITE ON DUMP, APPARENTLY PODS OF VEIN MATERIAL OCCUR ALONG SHEAR ZONE.
Comment (Workings): OLD PITS, ADITS ALONG N 20 E TREND
References
Reference (Deposit): TINGLEY, J.V., 1984, NBMG FIELD EXAMINATION 7 JUN 84, AND SAMPLE ANALYSIS.
Reference (Deposit): JOHNSON, M.G., 1977, NBMG BULL 89, PL. I.
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.
