Copperopolis Mine

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

Geologic information

Identification information

Deposit ID 10109042
MRDS ID M003266
Record type Site
Current site name Copperopolis Mine
Related records 10161834

Geographic coordinates

Geographic coordinates: -112.4638, 34.0795 (WGS84)
Elevation 988
Relative position 3.5 MILES NORTH OF BLACK BUTTE.

Site location context

Political divisions (FIPS codes)

Yavapai(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Copperopolis(quadrangle 1:24,000 scale)

Bradshaw Mountains(quadrangle 1:100,000 scale)

Prescott(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Agua Fria(hydrologic unit)

Lower Gila-Agua Fria(hydrologic accounting unit)

Lower Gila(hydrologic subregion)

Lower Colorado(hydrologic region)

Geographic areas

Country State County
United States Arizona Yavapai

Public Land Survey System information

Meridian Township Range Section Fraction State
Gila and Salt River 009N 002W 34 SW OF NE Arizona

Commodities

Commodity Importance
Copper Primary
Lead Secondary
Silver Secondary
Gold Secondary

Materials information

Materials Type of material
Chalcocite Ore
Chrysocolla Ore
Galena Ore
Barite Gangue
Hematite Gangue
Quartz Gangue
Limonite Unknown

Alteration

  • (Local) Minor Fe-Staining

Analytical data

Result ASSAYS 4 OZ. AG/TON

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite
    Stratigraphic age (youngest) Pliocene
  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Granite
  • Host or associated Host
    Rock type Metamorphic Rock > Schist
  • Host or associated Host
    Rock type Metamorphic Rock > Schist > Amphibole Schist
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite

Nearby scientific data

(1) -112.4638, 34.0795

Economic information

Geologic structures

Type of structure Regional
Structure description Foliation In Precambrian Schist Trends N20e To N50e. Tertiary Volcanics Dip Ne, Strike Nw
Type of structure Local
Structure description Veins Parallel Low-Angle (Less Than 50 Deg Dip) Faults Which Trend Nw

Ore body information

  • Strike N 65 W
    Dip SW

Controls for ore emplacement

  • Faulting, Shearing

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Castle Creek District

Land status

Ownership category BLM Administrative Area

Workings at the site

  • Type of workings Surface/Underground
    Overall depth 60.96M

Comments on development

  • NO USBM-ABGMT PRODUCTION DATA

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit 2 VEINS: N 60 W AND N 70 W. DEPOSIT IS QUARTZ VEIN LOCALIZED ALONG LOW-ANGLE FAULT WHICH PROBABLY DISPLACES TERTIARY VOLCANIC ROCKS TO THE SE. DEPOSIT AGE PROBABLY MIOCENE. TWO AGES OF MINERALIZATION NAY EXIST AT COPPEROPOLIS, OLDER E-TRENDING LEAD VEINS AND YOUNGER E-TRENDING COPPER VEINS.
Deposit THIS RECORD CONTAINS DATA FROM DUPLICATE RECORD D002850 OF J.W. HASLER WHICH HAS BEEN DELETED FROM MAIN MRDS. ; INFO.SRC : 1 PUB LIT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-APR-1972 Gere, W. U.S. Geological Survey
Updater 01-MAR-1979 Johnson, Kris H. (Creasey, S.C.) U.S. Geological Survey
Updater 01-NOV-1981 Dewitt, Ed H. 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.