The NBMG Sample Site 2880 is a gold and silver mine located in Churchill county, Nevada at an elevation of 5,151 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: 5,151 Feet (1,570 Meters)
Commodity: Gold, Silver
Lat, Long: 39.84306, -119.10778
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 2880 MRDS details
Site Name
Primary: NBMG Sample Site 2880
Commodity
Primary: Gold
Primary: Silver
Tertiary: Copper
Tertiary: Boron-Borates
Location
State: Nevada
County: Churchill
District: Truckee District; Fireball Ridge
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
Not available
Production
Not available
Deposit
Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Discovery Year: 1935
Years of Production:
Organization:
Significant: N
Deposit Size: S
Physiography
Not available
Mineral Deposit Model
Model Name: Porphyry Cu-Mo
Orebody
Form: TABULAR
Structure
Type: L
Description: Shears
Alterations
Alteration Type: L
Alteration Text: Silicification
Rocks
Name: Metasedimentary Rock
Role: Host
Age Type: Associated Rock
Age Young: Pliocene
Name: Metasedimentary Rock
Role: Host
Age Type: Host Rock
Age Young: Pliocene
Analytical Data
Analytical Data: SAMPLE 2880 FROM DUMPS OF THE 2 SOUTHERN SHAFTS, CONTAINS 15 % FE, 0.15 % MG, 0.1 % CA, 0.2 % TI, 15 PPM MN, 1 PPM AG, 300 PPM AS, 2000 PPM B, 100 PPM BA, 50 PPM CR, 200 PPM CU, 15 PPM MO, 10 PPM NI, 10 PPM SC, 200 PPM SR, 200 PPM V, 20 PPM Y, AND 50 PPM ZR.
Materials
Ore: Gold
Gangue: Quartz
Comments
Comment (Development): ALL OLD WORKINGS HERE; NO RECENT ACTIVITY; POSSIBLE OLD PRODUCTION, SMALL.
Comment (Deposit): E-W TRENDING SILICIFIED SHEAR, PARTLY BRECCIATED, IN FINE-GRAINED HYPABYSSAL INTRUSIVES (MAYBE RHYOLITE OR DACITE). MOST OF THE DUMPS CONSIST OF OXIDIZED VOLCANICS WITH PROBABLE ARSENIDES AND POSSIBLE COPPER MINERALIZATION.
Comment (Workings): SEVERAL OLDER SHAFTS; NO DRILLING IN THIS AREA.
Comment (Location): ACCESSIBLE FROM THE SE VIA BRADY'S HOT SPRING. . INFO FROM LAND.ST :(1972)
References
Reference (Deposit): QUADE, JACK, 26 FEB 85, NBMG FIELD EXAMINATION AND SAMPLE ANALYSIS.
Reference (Deposit): NBMG STAFF, 1985, NBMG OFR 85-3.
Reference (Deposit): WILLDEN, R. AND SPEED, R. C., 1974, NBMG BULL 83, PL. I, P. 85-86.
Reference (Deposit): HARLAN, BRUCE, 1983, GSA ABSTRACTS WITH PROGRAMS NO. 16858, "MINERALIZATION AT FIREBALL RIDGE, NEVADA", P. 400.
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.
