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Copperosity Mine

Producer in Pinal county in Arizona, United States with commodities Copper, Silver
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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. Workings at the site
  16. Links to other databases
  17. Bibliographic references
  18. General comments
  19. Reporter information

Geologic information

Identification information

Deposit ID 10046278
MRDS ID M241170
Record type Site
Current site name Copperosity Mine
Related records 10210871

Geographic coordinates

Geographic coordinates: -112.12933, 32.55871 (WGS84)
Elevation 622
Relative position ABOUT 3 MILES EAST NORTHEAST OF CATHEDRAL ROCK

Site location context

Political divisions (FIPS codes)

Pinal(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Copperosity Hills(quadrangle 1:24,000 scale)

Gila Bend(quadrangle 1:100,000 scale)

Ajo(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Santa Rosa Wash(hydrologic unit)

Santa Cruz(hydrologic accounting unit)

Middle Gila(hydrologic subregion)

Lower Colorado(hydrologic region)

Geographic areas

Country State County
United States Arizona Pinal

Public Land Survey System information

Meridian Township Range Section Fraction State
Gila and Salt River 010S 002E 14 E2 Arizona

Comments on the location information

  • UTM LOCATION MEASURED TO CENTRAL SHAFT INDICATED ON MAP; LOCATED ON THE SOUTHWEST FLANK OF THE VEKOL MOUNTAINS.

Commodities

Commodity Importance
Copper Primary
Silver Secondary

Materials information

Materials Type of material
Chrysocolla Ore
Copper Ore
Malachite Ore
Calcite Gangue
Gypsum Gangue
Limonite Gangue

Alteration

  • (Local) Strong Oxidation

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Granite
    Stratigraphic age (youngest) Paleocene
    Stratigraphic age (youngest) Late Cambrian
    Stratigraphic age (youngest) Late Cambrian
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone
    Rock unit name Abrigo Formation
    Rock description Abrigo Formation

Nearby scientific data

(1) -112.12933, 32.55871
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description Ne And Nw Trending Faults, Limestone Beds Dipping 30-50nw, Quartz Monzonite Dikes

Ore body information

  • General form LENSES
    Strike N60W, AND N55E
    Dip 45S, AND 60-80 NW
    Width 60.96M

Controls for ore emplacement

  • Ne And Nw Trending Faults

Comments on the geologic information

  • CRET TO TERT GRANITE 1/2 MILE WEST OF MINE IN KOHATK VALLEY, GRANITIC DIKES REPORTED IN ADMR FILE

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1885
Year of first production 1890
Year of last production 1917

Workings at the site

  • Type of workings Underground
    Length 304.8M
    Overall depth 117.35M
    Overall length 182.88M
    Overall width 152.4M

Comments on the workings information

  • TWO COMPARTMENT SHAFT (NO.1) (385 FT DEEP) WITH LEVELS AT 200 AND 300 FT, NO.2 SHAFT, B SHAFT AND VARIOUS SMALL PROSPECTING SHAFTS

Comments on development

  • PREVIOUS OWNERS AND OPERATORS INCLUDE E.J. BONSALL (1890-1906), COPPEROSITY MINING CO. (1907, 1916-17), J.P. WAGNON, HOUSTON-ARIZONA COPPER CO. (1922), CHAMBERLAIN CO. (1980'S), CLAIMS INCLUDE COPPEROSITY, COPPEROSITY NO 1 THROUGH 5, COPPEROSITY EXTENSION, COPPEROSITY ANNEX AND COPPEROSITY EXTENSION NO 5 AND 6 (MS. 3556)

Reference information

Bibliographic references

  • Deposit

    ABGMT CLIPPINGS FILES

  • Deposit

    ABGMT-USBM FILE DATA

  • Deposit

    ADMR FILE DATA

  • Deposit

    BLM DISTRICT SHEET 543

  • Deposit

    TENNEY, JAMES, HISTORY OF MINING IN AZ 1927-29, P 337

  • Deposit

    TENNEY, J.B., ECONOMIC GEOLOGICAL RECONNAISSANCE OF CASA GRANDE MINING DISTRICT, AZ BUREAU OF MINES 1934 P 13-14

  • Deposit

    EISING & HEINEMAN, 1936, ABM BULL 140, P. 99

  • Production

    ELSING & HEINEMAN, 1936

General comments

Subject category Comment text
Deposit REPLACEMENT IN LIMESTONE ALONG FAULT ZONES
Deposit Discovery Year: 1880'S

Reporter information

Type Date Name Affiliation Comment
Reporter 01-APR-1982 Roth, Frances A. (Gest, Don E.) 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

Maps centered on this site

Authoritative Arizona resources

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