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Boyer Copper Deposit

Past Producer in Churchill county in Nevada, United States with commodity Copper
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Geologic information

Identification information

Deposit ID 10045364
MRDS ID M233073
Record type Site
Current site name Boyer Copper Deposit

Geographic coordinates

Geographic coordinates: -117.94374, 39.97768 (WGS84)
Location accuracy 500(meters)
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Geographic areas

Country State County
United States Nevada Churchill

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 024N 036E 04,05 Nevada

Comments on the location information

  • SEVERAL PROSPECTS NEAR HEAD OF BELL MARE CANYON: EXACT LOCATION UNKNOWN . INFO FROM LAND.ST :(1972)

Commodities

Commodity Importance
Copper Primary

Materials information

Materials Type of material
Chalcopyrite Ore

Mineral occurrence model information

Model code 17
USGS model code 8c
Deposit model name Limassol Forest Co-Ni

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Mafic Volcanic Rock
    Stratigraphic age (youngest) Late Jurassic
    Stratigraphic age (youngest) Late Jurassic
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Mafic Volcanic Rock

Nearby scientific data

(1) -117.94374, 39.97768
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Ore body information

  • General form AMYGDULE FILLINGS

Controls for ore emplacement

  • Amygdules, Fractures

Economic information

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1862
Year of first production 1861

Mining district

District name Table Mountain District

Land status

Ownership category BLM Administrative Area

Comments on the production information

  • SEVERAL WAGON-TRAIN LOADS OF RICH COPPER SULFIDES WERE SHIPPED TO SACRAMENTO IN 1861, AND THENCE TO SMELTERS IN SWANSEA, WALES. THERE WAS INTERMITTENT ACTIVITY AS LATE AS 1911.

Workings at the site

  • Type of workings Underground
    Length 457.2M

Comments on the workings information

  • WORKINGS MOSTLY INACCESSIBLE BY 1938.

Comments on development

  • SEVERAL LARGE WAGON-TRAINS OF RICH COPPERSULFIDE ORE WERE SHIPPED TO SACRAMENTO IN 1861 AND THENCE TO SMELTERS IN SWANSEA WALES. INTERMITTENT ACTIVITY ON THE DEPOSITS AS LATE AS 1911, BUT RECENT WORK HAS BEEN BEEN CONFINED TO SPORADIC ASSESSMENT WORK BY CLAIM HOLDERS.

Reference information

Links to other databases

Agency Database name Acronym Record ID Notes
USGS Mineral Resources Data System MRDS M233073

Bibliographic references

  • Deposit

    WILLDEN, R., AND SPEED, R.C., 19748 GEOLOGY AND ORE DEPOSITS OF CHURCHILL CO., NEV., NEV: NBMG BULL. 83.

  • Deposit

    VANDERBURG, W.O., 1940, RECONNAISSANCE OF MINING DISTRICTS IN CHURCHILL CO, NEV:U.S.B.M. INFO. CIRC. 7093.

  • Production

    VANDERBURG, W.O.,(1940)

General comments

Subject category Comment text
Deposit COPPER OCCURS AS CONCENTRATIONS OF CHALCOPYRITE AND OTHER COPPER SULFIDES IN FINE FRACTURES AND AMYGDULE FILLINGS IN MAFIC VOLCANIC ROCKS.
Deposit Discovery Year: EARLY 1860'S

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-81 La Pointe, D. D. Nevada Bureau of Mines and Geology
Updater 01-SEP-94 Li, Zhiping (Peters, S.) U.S. Geological Survey