Big Bob

The Big Bob is a gold mine located in Elko county, Nevada.

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

Name: Big Bob  

State:  Nevada

County:  Elko

Elevation:

Commodity: Gold

Lat, Long: 41.67306, -116.16861

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.


Satelite image of the Big Bob

Big Bob MRDS details

Site Name

Primary: Big Bob
Secondary: Lucky Girl Group


Commodity

Primary: Gold
Secondary: Silver


Location

State: Nevada
County: Elko
District: Edgemont


Land Status

Not available


Holdings

Not available


Workings

Not available


Ownership

Not available


Production

Not available


Deposit

Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Year First Production: 1908
Discovery Year: 1908
Years of Production:
Organization:
Significant: N
Deposit Size: S


Physiography

Not available


Mineral Deposit Model

Not available


Orebody

Form: TABULAR


Structure

Not available


Alterations

Not available


Rocks

Name: Quartzite
Role: Host
Age Type: Host Rock
Age Young: Late Permian

Name: Quartzite
Role: Host
Age Type: Host Rock Unit
Age Young: Late Permian


Analytical Data

Not available


Materials

Gangue: Pyrite
Gangue: Mica


Comments

Comment (Development): OPENED ON 5 LEVELS, ALL OF WHICH WERE UNDER WATER IN 1908

Comment (Deposit): FISSURE VEINS

Comment (Workings): 5 LEVELS OF WORKINGS

Comment (Geology): QUARTZ VEIN DISCORDANT TO QUARZITE BEDDING. LOWER MOST VEIN OF THE LUCKY GIRL GROUP

Comment (Deposit): LOCATED JUST ABOVE OLD MILL WHICH SERVED THE LUCKY GIRL GROUP. IT IS OPENED ON FIVE LEVELS, ALL OF WHICH WERE UNDER WATER IN 1908.


References

Reference (Deposit): SMITH R.M. (1976-56) MINERAL RESOURCES OF ELKO CO. NEV, USGS OPEN-FILE REPORT

Reference (Deposit): EANMONS W.H. (1910) RECONNAISSANCE OF ELKO, LANDER, & EUREKA, CO., USGS BULL. 408.

Reference (Production): SMITH, R.M. (1976)


Nevada Gold

Gold Districts of Nevada

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.