Chicago Prospect

Past Producer in La Paz county in Arizona, United States with commodities Copper, Silver, Gold, Iron, Barium-Barite, Fluorine-Fluorite
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. Host and associated rocks
  9. Nearby scientific data
  10. Geologic structures
  11. Ore body information
  12. Controls for ore emplacement
  13. Economic information about the deposit and operations
  14. Mining district
  15. Land status
  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 10027051
MRDS ID M001815
Record type Site
Current site name Chicago Prospect
Alternate or previous names Corona Copper Co.

Geographic coordinates

Geographic coordinates: -113.78467, 34.05311 (WGS84)
Elevation 579
Relative position 20 AIR MILES NORTHWEST OF WENDEN.

Site location context

Political divisions (FIPS codes)

La Paz(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Butler Pass(quadrangle 1:24,000 scale)

Alamo Lake(quadrangle 1:100,000 scale)

Prescott(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Bouse Wash(hydrologic unit)

Lower Colorado(hydrologic accounting unit)

Lower Colorado(hydrologic subregion)

Lower Colorado(hydrologic region)

Geographic areas

Country State County
United States Arizona La Paz

Public Land Survey System information

Meridian Township Range Section Fraction State
Gila and Salt River 008N 015W 13 CENTER OF E Arizona

Comments on the location information

  • LOCATION IN ABGMT BULL 192 IS TOO FAR EAST.

Commodities

Commodity Importance
Copper Primary
Silver Secondary
Gold Secondary
Iron Tertiary
Barium-Barite Critical Tertiary
Fluorine-Fluorite Critical Tertiary

Materials information

Materials Type of material
Barite Ore
Chrysocolla Ore
Gold Ore
Iron Ore
Silver Ore

Analytical data

Result ORE AVERAGING ABOUT 16% CU, 0.802 AU/TON, AND 1.3 OZ AG/TON IN 1907.

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Pegmatite
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Pliocene
  • Host or associated Host
    Rock type Metamorphic Rock > Gneiss

Nearby scientific data

(1) -113.78467, 34.05311

Economic information

Geologic structures

Type of structure Local
Structure description In Places Slicken Sided Surfaces Of Gangue Material Were Noted, Showing Post-Mineral Movement As Well As That Which Occurred Before

Ore body information

  • General form VUGS, IRREGULAR MASSES
    Strike S35E
    Dip 80NE
    Width 0.1M

Controls for ore emplacement

  • Occupies A Slightly Mineralized Fault Plane Of No Great Magnitude In The Gneiss

Comments on the geologic information

  • MINERALIZATION ASSOCIATED WITH LOW-ANGLE DETACHMENT FAULTING; OREBODIES ARE WITHIN AND IMMEDIATELY ABOVE THE MICROBRECCIATED DETACHMENT SURFACE; IRREGULAR HYDROTHERMAL REPLACEMENT.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Both
Deposit size Small
Significant No

Mining district

District name Midway District

Land status

Ownership category BLM Administrative Area

Ownership information

  • Type Operator
    Owner Corona Copper Co.

Comments on the production information

  • NO PRODUCTION RECORD

Workings at the site

  • Type of workings Underground
    Length 121.92M
    Overall depth 38.1M

Reference information

Bibliographic references

  • Deposit

    USGS BULL 451, P. 121.

  • Deposit

    ABGMT BULL 192, P. 163.

  • Deposit

    PHILLIPS, K.A., 1987, ARIZONA INDUSTRIAL MINERALS: ARIZONA DEPARTMENT OF MINES AND MINERAL RESOURCES MINERAL REPORT 4, 185 P.

General comments

Subject category Comment text
Deposit SPOTTY, OXIDIZED, COPPER MINERALIZATION WITH STRONG HEMATITE AND QUARTZ AND LOCAL BARITE, MINOR FLUORITE, AND TRACES OF SULPHIDES IN IRREGULAR FAULT-VEINS AND/OR REPLACEMENT DEPOSITS.
Deposit NOT THE SAME AS COPPER GLANCE MINE OR MAMMOTH PROSPECT.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-APR-1972 Gere, W. U.S. Geological Survey
Updater 01-OCT-1979 Hall, R. K. (Creasey, S. C.) U.S. Geological Survey
Updater 01-APR-1993 Orris, Greta J. U.S. Geological Survey

Beyond USGS

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

Authoritative Arizona resources

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