Plumas Mine

Past Producer in Lander county in Nevada, United States with commodities Silver, Lead, Copper, Gold, Iron, Zinc, Arsenic, Antimony
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. Materials information
  8. Alteration
  9. Host and associated rocks
  10. Nearby scientific data
  11. Geologic structures
  12. Ore body information
  13. Controls for ore emplacement
  14. Economic information about the deposit and operations
  15. Mining district
  16. Land status
  17. Links to other databases
  18. Bibliographic references
  19. General comments
  20. Reporter information

Geologic information

Identification information

Deposit ID 10103943
MRDS ID M231371
Record type Site
Current site name Plumas Mine
Alternate or previous names Nichlas Mine

Geographic coordinates

Geographic coordinates: -117.11845, 40.5549 (WGS84)
Elevation 1859
Relative position 15 MILES SW OF TOWN OF BATTLE MOUNTAIN

Site location context

Political divisions (FIPS codes)

Lander(county)

Nevada(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Galena Canyon(quadrangle 1:24,000 scale)

Winnemucca(quadrangle 1:100,000 scale)

Winnemucca(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Reese(hydrologic unit)

Humboldt(hydrologic accounting unit)

Black Rock Desert-Humboldt(hydrologic subregion)

Great Basin(hydrologic region)

Geographic areas

Country State County
United States Nevada Lander

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 031N 043E 15 Nevada

Comments on the location information

  • NEAR HEAD OF BUTTE CANYON; 1 MI. W. OF BUTTE MINE

Commodities

Commodity Importance
Silver Primary
Lead Primary
Copper Secondary
Gold Secondary
Iron Tertiary
Zinc Critical Tertiary
Arsenic Critical Tertiary
Antimony Critical Tertiary

Materials information

Materials Type of material
Chalcopyrite Ore
Galena Ore
Pyrite Ore
Sphalerite Ore
Quartz Gangue

Alteration

  • (Local) Pyritization, Silicification

Analytical data

Result OXIDIZED ORE RAN $10-$12/TON IN GOLD IN EARLY DAYS.

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Stratigraphic age (youngest) Pliocene
    Stratigraphic age (youngest) Pliocene
    Stratigraphic age (youngest) Late Cambrian
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Shale
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Sandstone
    Rock unit name Harmony Formation;Scott Canyon Formation
    Rock description Harmony Formation;Scott Canyon Formation
  • Host or associated Host
    Rock type Sedimentary Rock > Chemical Sediment > Chert

Nearby scientific data

(1) -117.11845, 40.5549

Economic information

Geologic structures

Type of structure Regional
Structure description Thrust Faults
Type of structure Local
Structure description Nw-Trending Fault (Plumas Fault)

Ore body information

  • General form TABULAR
    Strike N20W
    Dip 60W
    Thickness 1.83M

Controls for ore emplacement

  • Shear Zone; Local Brecciation

Comments on the geologic information

  • SHEAR ZONE MINERALIZATION RANGES IN WIDTH FROM 3 TO 6 FEET: PEBBLE DIKE OCCURRENCE

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1865
Year of first production 1865

Mining district

District name Battle Mountain District

Land status

Ownership category Private

Comments on the production information

  • PRODUCTION IS FOR 1919 TO 1943, AND INCLUDES 2803 LB. CU. 18 CARLOADS ORE WERE SHIPPED IN 1934.

Comments on the workings information

  • DRIFTS, SHAFT

Comments on development

  • WORKED SPORADICALLY FOR A NUMBER OF YEARS IN EARLY 1900'S. IN 1938, THE PROPERTY WAS UNDER LEASE TO SAN MIGUEL-NEVADA MINES, BUT WAS INACTIVE

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit Discovery Year: 1860'S
Deposit SHEAR ZONE CONTAINING VEINS AND DISSEMINATIONS
Deposit IT WAS DISCOVERED IN THE 1860'S AND WAS WORKED SPORADICALLY FOR A NUMBER OF YEARS IN EARLY 1900'S. 18 CARLOADS OF ORE WERE SHIPPED IN 1934. PRODUCTION WAS ABOUT 800 TONS ORE AVG. $20 PER TON. IN 1938, THE PROPERTY WAS UNDER OPTION TO THE SAN-MIGUEL-NEVADA MINES, BUT WAS INACTIVE . MOST EXTENSIVE WORKINGS WERE ON THE 6100 AND 6245-FOOT LEVELS ; INFO.SRC : 1 PUB LIT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-DEC-1980 La Pointe, D.D. Nevada Bureau of Mines and Geology

Beyond USGS

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

External references

Authoritative Nevada resources

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