Magonigal Mine

Past Producer in Pima county in Arizona, United States with commodities Copper, Silver, Lead, Molybdenum, Manganese, Vanadium
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. Production statistics
  18. Workings at the site
  19. Links to other databases
  20. Bibliographic references
  21. General comments
  22. Reporter information

Geologic information

Identification information

Deposit ID 10039923
MRDS ID M051113
Record type Site
Current site name Magonigal Mine
Alternate or previous names Gordon
Related records 10210716

Geographic coordinates

Geographic coordinates: -111.6271, 32.42567 (WGS84)
Elevation 681
Relative position 5 MI NW OF SILVER BELL.

Site location context

Political divisions (FIPS codes)

Pima(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Gap Tank(quadrangle 1:24,000 scale)

Silver Bell Mountains(quadrangle 1:100,000 scale)

Tucson(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Aguirre Valley(hydrologic unit)

Santa Cruz(hydrologic accounting unit)

Middle Gila(hydrologic subregion)

Lower Colorado(hydrologic region)

Federal lands

Bureau of Land Management(Bureau of Land Management AZ)

Bureau of Land Management AZ BLM(Type of land area)

BLM(Federal land areas administered by BLM)

Geographic areas

Country State County
United States Arizona Pima

Public Land Survey System information

Meridian Township Range Section Fraction State
Gila and Salt River 011S 007E 34 CENTER OF E Arizona

Commodities

Commodity Importance
Copper Primary
Silver Secondary
Lead Tertiary
Molybdenum Tertiary
Manganese Critical Tertiary
Vanadium Critical Tertiary

Materials information

Materials Type of material
Chalcocite Ore
Chalcopyrite Ore
Chrysocolla Ore
Malachite Ore
Pyrite Ore
Wulfenite Ore

Alteration

  • (Local) Propyllitic, Skarn

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Granite
    Stratigraphic age (youngest) Pliocene
    Stratigraphic age (youngest) Late Cretaceous
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite

Nearby scientific data

(1) -111.6271, 32.42567

Economic information

Geologic structures

Type of structure Local
Structure description Fault Zone

Ore body information

  • General form DISSEMINATED

Controls for ore emplacement

  • Fault Zone Cutting Sediments And Volcanics

Comments on the geologic information

  • APPARENTLY PERIPHERAL TO SILVER BELL MINERALIZATION.

Economic information about the deposit and operations

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

Mining district

District name Silver Bell District

Land status

Ownership category BLM Administrative Area

Production statistics

  • Year 1958
    Period 1952-1958
    Material ORE
    Accuracy Estimate
    Description Cp_Grade: ^2.5% Cu, 0.14 Oz/T Ag
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Ore Silver Silver 4g/mt
    Trace Ore Copper Copper 3wt-pct

Comments on the production information

  • PRODUCTION IN MID 1950'S

Workings at the site

  • Type of workings Surface/Underground
    Overall depth 15.24M

Comments on the workings information

  • SHALLOW SHAFTS AND SURFACE WORKINGS. ONE SHAFT GREATER THAN 50 FT , OTHER LESS THAN 50 FT. SOME PROSPECTS SHOW TRACE OF CU OXIDE AND SPE CULAR HEMATITE, BUT MOST ARE ABSENT OF MINERALIZATION

Reference information

Bibliographic references

  • Deposit

    KEITH, 1974, ABM BULL 189.

  • Deposit

    DOCKTER, ROGER, 1976, USGS FIELD EXAM.

  • Deposit

    ABM FILE DATA.

  • Other Database

    CIMRI

  • Production

    KEITH, 1974

General comments

Subject category Comment text
Deposit THIS REPORT REPRESENTS A MERGER OF ORIGINAL RECORD M051113 WITH RE CORD M030551 OF JAN WILT IN MOLYBDENUM FILE, CONTACT PERSON T.G. THEOD ORE, USGS ; INFO.SRC : 1 PUB LIT; 2 UNPUB REPT; 3 FIELD OBSERV

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAR-1983 Peterson, Jocelyn A. 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.