Cody Tunnel

Past Producer in Pinal county in Arizona, United States with commodities Tungsten, 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 10039522
MRDS ID M050216
Record type Site
Current site name Cody Tunnel
Alternate or previous names Campo Bonito Group

Geographic coordinates

Geographic coordinates: -110.73512, 32.55955 (WGS84)
Elevation 1487
Relative position 10 MILES SSW OF TIGER ON NE FLANK OF SANTA CATALINA MOUNTAINS. ONE-FOURTH MILE SOUTH OF CAMPO BONITO.

Site location context

Political divisions (FIPS codes)

Pinal(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Campo Bonito(quadrangle 1:24,000 scale)

Mammoth(quadrangle 1:100,000 scale)

Tucson(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Lower San Pedro(hydrologic unit)

San Pedro-Willcox(hydrologic accounting unit)

Middle Gila(hydrologic subregion)

Lower Colorado(hydrologic region)

Federal lands

Coronado 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 Pinal

Public Land Survey System information

Meridian Township Range Section Fraction State
Gila and Salt River 010S 016E 17 Arizona

Comments on the location information

  • INFO FROM LAND.ST :(1964)

Commodities

Commodity Importance
Tungsten Critical Primary
Gold Primary

Materials information

Materials Type of material
Gold Ore
Scheelite Ore
Quartz Gangue

Alteration

  • (Local) Silicification Of Breccia.

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Granite
    Stratigraphic age (youngest) Mississippian
    Stratigraphic age (youngest) Mississippian
    Stratigraphic age (youngest) Neoproterozoic
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone
    Rock unit name Escabrosa Limestone
    Rock description Escabrosa Limestone
  • Host or associated Host
    Rock type Plutonic Rock > Granitoid > Granite

Nearby scientific data

(1) -110.73512, 32.55955

Economic information

Geologic structures

Type of structure Regional
Structure description Block Faulting Trending Nnw. ; Reg.Trends: Post-Cretaceous Pre-Pliocene Thrusts And High Angle Normal And Reverse Faults. Cretaceous - Tertiary Intrusives And Consequent Faulting.
Type of structure Local
Structure description Mogul Fault

Ore body information

  • General form TABULAR
    Strike N OF W
    Dip 40 TO 50 S
    Thickness 15.24M

Controls for ore emplacement

  • Fault

Comments on the geologic information

  • GEOL.DESC: TUNNEL INTERSECTS MOGUL FAULT WHICH BRINGS PALEOZOIC AND PRECAMBRIAN SEDIMENTARY AND METAMORPHIC ROCKS ON S INTO CONTACT WITH PRECAMBRIAN GRANITE ON THE NORTH. ZONE OF FAULT BRECCIA UP TO 50 FT. WIDE IS SILICIFIED AND MINERALIZED. TUNNEL INTERSECTS GOLD-QUARTZ VEIN.

Economic information about the deposit and operations

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

Mining district

District name Oracle District

Land status

Ownership category National Forest

Workings at the site

  • Type of workings Underground
    Length 252.98M

Comments on the workings information

  • TUNNEL IS 830 FT. LONG WITH FOUR CROSSCUTS TOTALLING 335 FT. TUNNEL CAVED 600 FT. FROM PORTAL AT POINT WHERE IT CROSSES MOGUL FAULT.

Comments on development

  • ECON.COM: GOOD ACCESS BY ROAD FROM ORACLE OR SAN MANUEL.

Reference information

Bibliographic references

  • Deposit

    DALE, V.B., 1959, U.S. BUREAU MINES REPT. OF INV. 5516

  • Deposit

    1959 COMPILE U.S. BUREAU MINES, R.I. 551

General comments

Subject category Comment text
Deposit CAMPO BONITO GROUP IS COMPRISED OF 29 PATENTED CLAIMS. ; INFO.SRC : 1 PUB LIT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-AUG-1972 Bergquist, Joel R. U.S. Geological Survey
Updater 01-MAR-1981 Harner, Joy L. (Peterson, Jo) 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.