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South Peacock Mine

Past Producer in Adams county in Idaho, United States with commodity Copper
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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. Ownership information
  18. Production statistics
  19. Workings at the site
  20. Links to other databases
  21. Bibliographic references
  22. General comments
  23. Reporter information

Geologic information

Identification information

Deposit ID 10070112
MRDS ID W012805
Record type Site
Current site name South Peacock Mine

Geographic coordinates

Geographic coordinates: -116.651, 45.16459 (WGS84)
Elevation 2132
Relative position 1/4 MILE S.E. OF GHOST TOWN OF HELENA, AT HEAD OF COPPER CREEK.

Site location context

Political divisions (FIPS codes)

Adams(county)

Idaho(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

White Monument(quadrangle 1:24,000 scale)

Riggins(quadrangle 1:100,000 scale)

Grangeville(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Hells Canyon(hydrologic unit)

Lower Snake(hydrologic accounting unit)

Lower Snake(hydrologic subregion)

Pacific Northwest(hydrologic region)

Federal lands

Payette National Forest(National Forest)

National Forest FS(Type of land area)

FS(Federal land areas administered by FS)

Geographic areas

Country State County
United States Idaho Adams

Public Land Survey System information

Meridian Township Range Section Fraction State
Boise 021N 003W 12 Idaho

Comments on the location information

  • 3 Miles East Of Snake River; 6 Mi. N.E. Of Cuprum.

Commodities

Commodity Importance
Copper Primary

Materials information

Materials Type of material
Bornite Ore
Chalcocite Ore
Chalcopyrite Ore
Chrysocolla Ore
Covellite Ore
Cuprite Ore
Malachite Ore
Diopside Gangue
Epidote Gangue
Garnet Gangue

Alteration

  • (Local) Oxidation

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Rock unit name Quartz Diorite;Seven Devils Volcanics-Andesites, Rhyolites Conglom
    Rock description Quartz Diorite;Seven Devils Volcanics-Andesites, Rhyolites Conglom
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Late Triassic
    Stratigraphic age (youngest) Late Triassic
  • Host or associated Host
    Rock type Metamorphic Rock > Skarn (Tactite)
    Rock unit name Martin Bridge Limestone-Tactite
    Rock description Martin Bridge Limestone-Tactite

Nearby scientific data

(1) -116.651, 45.16459
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description Doubly Plunging Anticlinal Uplifts Separated By A Syncline; Strike North.

Ore body information

  • General form IRREGULAR MASSES, STRINGERS
    Strike E - W
    Dip S
    Length 91.44M

Controls for ore emplacement

  • Fracture Zone

Comments on the geologic information

  • The Seven Devils Volcanics Are: Andesitic Flows, Tuffs(Greenstones), Rhyolites, Conglomerates Quartzites, Limestones; Thickness Is 10,000 Ft.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1897
Discoverer Northwest Copper Co.

Mining district

District name Seven Devils District

Land status

Ownership category Private

Ownership information

  • Type Operator
    Owner Venable, J. M.

Production statistics

  • Year 1951
    Period 1940-1951
    Material ORE
    Accuracy Estimate
    Description Cp_Grade: ^20% Cu
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Trace Ore Copper Copper 20wt-pct

Workings at the site

  • Type of workings Underground
    Length 518.16M
    Overall depth 99.06M

Comments on the workings information

  • Mine Workings Consist Of A 325 Foot Vertical Shaft Connecting 4 Levels At 42, 100, 200, And 300 Ft

Reference information

Bibliographic references

  • Geology

    Cannon, R.S. and Grimaldi, F.S, Lindgrenite and Cuprotungstite From the Seven Devils District, Idaho.
    (http://www.minsocam.org/ammin/AM38/AM38_903.pdf)

  • Deposit

    Cook, E. F., 1954, Mining Geology Of The Seven Devils Region: Idaho Bureau Of Mines And Geology Pamphlet 97, 22 P

  • Deposit

    1954 Geolmap Idaho Bureau Of Mines And Geol., Pamphlet 9

  • Production

    Cook, E. F., 1954, Idaho Bureau Of Mines And Geol. Pamphlet 97, 22 P.

General comments

Subject category Comment text
Deposit 3 Fault Sets: 1) Strike E - W, Dip 20 - 35 Deg. S. 2) Strike E - W, Dip Steeply 3) Strike N - S, Dip 75 - 90 Deg. E.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-DEC-1975 Benjamin, David A.; Miller, Pat U.S. Geological Survey

Beyond USGS

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

External references

Maps centered on this site