Bryan Mine

Occurrence in Elko county in Nevada, United States with commodities Copper, Silver, Gold
Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Public Land Survey System information
  6. Commodities
  7. Host and associated rocks
  8. Nearby scientific data
  9. Geologic structures
  10. Ore body information
  11. Controls for ore emplacement
  12. Economic information about the deposit and operations
  13. Mining district
  14. Ownership information
  15. Links to other databases
  16. Bibliographic references
  17. General comments
  18. Reporter information

Geologic information

Identification information

Deposit ID 10045970
MRDS ID M233872
Record type Site
Current site name Bryan Mine

Geographic coordinates

Geographic coordinates: -114.76867, 41.78213 (WGS84)
Relative position 1,200 FT. SW OF THE BLUE BIRD MINE

Site location context

Political divisions (FIPS codes)

Elko(county)

Nevada(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Contact(quadrangle 1:24,000 scale)

Jackpot(quadrangle 1:100,000 scale)

Wells(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Salmon Falls(hydrologic unit)

Upper Snake(hydrologic accounting unit)

Upper Snake(hydrologic subregion)

Pacific Northwest(hydrologic region)

Geographic areas

Country State County
United States Nevada Elko

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 045N 064E 18 Nevada

Commodities

Commodity Importance
Copper Primary
Silver Secondary
Gold Secondary

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Stratigraphic age (youngest) Late Jurassic
    Stratigraphic age (youngest) Late Permian
    Stratigraphic age (youngest) Late Jurassic
  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock
  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Quartzite

Nearby scientific data

(1) -114.76867, 41.78213

Economic information

Geologic structures

Type of structure Local
Structure description Granodiorite Stock With Assoc. Faults, Fractures

Ore body information

  • General form TABULAR

Controls for ore emplacement

  • Fractures, Sills, Granodiorite Contact

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1912

Mining district

District name Contact (48)

Ownership information

  • Type Owner
    Owner Nevada Copper Co.
    First year 1968

Comments on the workings information

  • SHAFT, TUNNEL

Reference information

Bibliographic references

  • Deposit

    SCHRADER, F.C. (1935) THE CONTACT MINING DISTRICT, NEVADA: USGS BUL. 847-A.

  • Deposit

    HOPE, R.A. & COATS, R.R. (1976) PRELIM. GEOLOGIC MAP OF ELKO CO., NEV: USGS OFR 76-779

  • Deposit

    SCHRADER, F.C. (1912) A RECONN. OF THE JARBIDGE, CONTACT, AND ELK MT. MINING DISTRICTS, ELKO CO., NEVADA: USGS BUL 497.

General comments

Subject category Comment text
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)
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

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-1979 Weimer, Becky S. Nevada Bureau of Mines and Geology

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.

Authoritative Nevada resources

These are landing pages for further research — the state agencies don't currently expose per-mine deep links.