Copper Chief Mine

Producer in Yavapai county in Arizona, United States with commodities Gold, Silver, Lead, Copper, Zinc
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. Ownership information
  17. Workings at the site
  18. Links to other databases
  19. Bibliographic references
  20. General comments
  21. Reporter information

Geologic information

Identification information

Deposit ID 10048232
MRDS ID M800331
Record type Site
Current site name Copper Chief Mine
Alternate or previous names Iron King-Equator, Copper Chief-Iron King-Equator
Related records 10137846

Geographic coordinates

Geographic coordinates: -112.09463, 34.70504 (WGS84)
Elevation 1829
Relative position 3.1 MILES SE OF JEROME, ARIZONA

Site location context

Political divisions (FIPS codes)

Yavapai(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Cottonwood(quadrangle 1:24,000 scale)

Prescott(quadrangle 1:100,000 scale)

Prescott(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Verde(hydrologic unit)

Verde(hydrologic accounting unit)

Salt(hydrologic subregion)

Lower Colorado(hydrologic region)

Federal lands

Prescott 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 Arizona Yavapai

Public Land Survey System information

Meridian Township Range Section Fraction State
Gila and Salt River 015N 002E 01 SW Arizona

Comments on the location information

  • COPPER CHIEF PROPERTY IS WEST HALF OF OREBODY; IRON KING-EQUATOR IS EAST HALF

Commodities

Commodity Importance
Gold Primary
Silver Secondary
Lead Secondary
Copper Secondary
Zinc Critical Tertiary

Materials information

Materials Type of material
Chalcocite Ore
Chalcopyrite Ore
Pyrite Ore
Sphalerite Ore
Chlorite Gangue
Quartz Gangue
Sericite Gangue

Alteration

  • (Local) Chloritization, Sericitization

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Pyroclastic Rock > Tuff
    Stratigraphic age (youngest) Paleoproterozoic
    Stratigraphic age (youngest) Paleoproterozoic
    Stratigraphic age (youngest) Proterozoic
    Chronological age 1820
    Dating method U-Pb (zircon)
    Type of media Zircon
  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite
    Stratigraphic age (youngest) Proterozoic
    Chronological age 1820
    Dating method U-Pb (zircon)
    Type of media Zircon
  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Mafic Volcanic Rock > Basalt
    Stratigraphic age (youngest) Proterozoic
    Chronological age 1820
    Dating method U-Pb (zircon)
    Type of media Zircon
  • Host or associated Host
    Rock type Metamorphic Rock > Metavolcanic Rock > Mafic Metamorphic Rock > Meta-Basalt
    Stratigraphic age (youngest) Proterozoic
    Chronological age 1820
    Dating method U-Pb (zircon)
    Type of media Zircon
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite
    Rock unit name Deception Rhyolite, Cleopatra Quartz Porphyry Member
    Rock description Deception Rhyolite, Cleopatra Quartz Porphyry Member
    Stratigraphic age (youngest) Proterozoic
    Chronological age 1820
    Dating method U-Pb (zircon)
    Type of media Zircon

Nearby scientific data

(1) -112.09463, 34.70504

Economic information

Geologic structures

Type of structure Regional
Structure description Foliation In Metavolcanic Rocks Trends N10w To N40w
Type of structure Local
Structure description Massive Sulfide Lenses Elongate Parallel To Bedding In Metavolcanic Rocks

Ore body information

  • General form ELONGATED LENS
    Strike N80E
    Dip NORTHERLY 50 TO 60; LOCALLY VERTICAL
    Plunge EAST
    Thickness 9.14M
    Length 243.84M
    Width 88.39M
    Depth to bottom 106.68M
  • General form ELONGATED LENS
    Strike N80E
    Dip NORTHERLY 50 TO 60; LOCALLY VERTICAL

Controls for ore emplacement

  • Stratigraphy, Igneous Activity

Comments on the geologic information

  • DEPOSIT IS MASSIVE SULFIDE LENS IN METARHYOLITE OR NEAR CONTACT OF METARHYOLITE AND METABASALT OR CONTACT OF METARHYOLITE AND METASEDIMEMTARY UNITS

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Deposit size Small
Significant No
Year of first production 1901
Year of last production 1948

Mining district

District name Verde District

Ownership information

  • Type Operator
    Owner Hayden Leasing Co.
  • Type Owner
    Owner Copper Chief Mining Co.

Workings at the site

  • Type of workings Underground
    Area 1.209HA
    Length 1066.8M
    Overall depth 106.68M
    Overall length 350.52M
    Overall width 36.58M

Comments on the workings information

  • COPPER CHIEF ADIT IS 350 FT DEEP; ADITS ON COPPER CHIEF AND EQUATOR PORTIONS OF PROPERTY ARE 1125 AND 680 FT LONG. RESPECTIVELY

Reference information

Bibliographic references

  • Deposit

    USGS BULL 782, P.91 TO 92

  • Deposit

    USGS PP 308 P. 149-151

  • Deposit

    ABM BULL 145 P. 55-56

  • Deposit

    ROGERS, THORNWELL, 1979, UNPUBLISHED M.S. THESIS-COPPER CHIEF MINE. NORTH. AZ. UNIV.

  • Deposit

    USBM-ABGMT FILE DATA

General comments

Subject category Comment text
Deposit PROTEROZOIC GRANODIORITE PORPHYRY DIKES CUT THE MASSIVE SULFIDE OREBODY. OXIDIZED ORE WAS RICH IN AU AND AG. PROTORE MASSIVE SULFIDE WAS LOW GRADE
Deposit ONE OF FEW MASSIVE SULFIDE DEPOSITS WITH APPRECIABLE LEAD MINERALIZATION AT JEROME ; INFO.SRC : 1 PUB LIT; 2 UNPUB REPT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-OCT-1981 Laraba, Peter (Dewitt, Ed) Arizona Bureau of Geology and Mineral Technology

Beyond USGS

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

External references

Authoritative Arizona resources

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