The Bryan Mine is a copper 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
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.
Bryan Mine MRDS details
Site Name
Primary: Bryan Mine
Commodity
Primary: Copper
Secondary: Silver
Secondary: Gold
Location
State: Nevada
County: Elko
District: Contact (48)
Land Status
Not available
Holdings
Not available
Workings
Not available
Ownership
Owner Name: Nevada Copper Co.
Years: 1968 -
Production
Not available
Deposit
Record Type: Site
Operation Category: Occurrence
Operation Type: Unknown
Discovery Year: 1912
Years of Production:
Organization:
Significant: N
Deposit Size: S
Physiography
General Physiographic Area: Intermontane Plateaus
Physiographic Province: Columbia Plateau
Physiographic Section: Snake River Plain
Mineral Deposit Model
Not available
Orebody
Form: TABULAR
Structure
Type: L
Description: Granodiorite Stock With Assoc. Faults, Fractures
Alterations
Not available
Rocks
Name: Diorite
Role: Associated
Age Type: Associated Rock
Age Young: Late Jurassic
Name: Diorite
Role: Associated
Age Type: Host Rock Unit
Age Young: Late Permian
Name: Diorite
Role: Associated
Age Type: Associated Rock Unit
Age Young: Late Jurassic
Analytical Data
Not available
Materials
Not available
Comments
Comment (Workings): SHAFT, TUNNEL
Comment (Deposit): THE MINE IS OPENED BY A SHAFT AND A TUNNEL, WHICH IS IN GRANODIORITE JUST UNDER THE QUARTZITE. THREE OR MORE GRANODIORITE SILLS APPARENTLY FOLLOW THE BENDING OF THE SEDIMENTARY ROCKS AND CROP OUT ON THE SURFACE. IN PLACES THE SILLS ARE CONNECTED BY CROSS-DIKELETS. IN THE BOTTOM OF THE SHAFT, THE ORE AVERAGES 4.78% CU (SCHRADER, 1936, P 29) THE MINE IS SAID TO CONTAIN AS HIGH AS 8 OZ/TON AG, AND $10.00-12.00/TON AU MINERAL SURVEY NO 3959 (SCHRADER, 1912, P 113) ; INFO.SRC : 1 PUB LIT
Comment (Deposit): INTRUSIVE CONTACT OF SILLS & CROSS-DIKELETS. ORE AT BOTTOM OF SHAFT AVERAGES 4.78% CU, AND IS SAID TO HAVE AS HIGH AS 8 OZ/T AG AND $10-12/T AU. (1912)
References
Reference (Deposit): SCHRADER, F.C. (1912) A RECONN. OF THE JARBIDGE, CONTACT, AND ELK MT. MINING DISTRICTS, ELKO CO., NEVADA: USGS BUL 497.
Reference (Deposit): SCHRADER, F.C. (1935) THE CONTACT MINING DISTRICT, NEVADA: USGS BUL. 847-A.
Reference (Deposit): HOPE, R.A. & COATS, R.R. (1976) PRELIM. GEOLOGIC MAP OF ELKO CO., NEV: USGS OFR 76-779
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.
