Dallas Mine

Past Producer in Cochise county in Arizona, United States with commodities Copper, Silver, Gold, 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. Ownership information
  18. Links to other databases
  19. Bibliographic references
  20. General comments
  21. Reporter information

Geologic information

Identification information

Deposit ID 10046249
MRDS ID M241117
Record type Site
Current site name Dallas Mine
Related records 10186036, 10282946

Geographic coordinates

Geographic coordinates: -109.90343, 31.42153 (WGS84)
Elevation 1655
Relative position APPROX. 1 MI. NW OF WARREN

Site location context

Political divisions (FIPS codes)

Cochise(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Bisbee(quadrangle 1:24,000 scale)

Douglas(quadrangle 1:100,000 scale)

Douglas(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper San Pedro(hydrologic unit)

San Pedro-Willcox(hydrologic accounting unit)

Middle Gila(hydrologic subregion)

Lower Colorado(hydrologic region)

Geographic areas

Country State County
United States Arizona Cochise

Public Land Survey System information

Meridian Township Range Section Fraction State
Gila and Salt River 023S 024E 21 E2 OF NE OF NE Arizona

Comments on the location information

  • NE 1/4 SEC. 21. UTM ACC.

Commodities

Commodity Importance
Copper Primary
Silver Secondary
Gold Secondary
Vanadium Critical Tertiary

Materials information

Materials Type of material
Bornite Ore
Chalcocite Ore
Chalcopyrite Ore
Gold Ore
Silver Ore
Pyrite Gangue
Quartz Gangue

Alteration

  • (Local) Gossan With Mn And Fe Oxides Induced By Hydrothermal Metamorphism

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Granite
    Rock unit name Sacramento Stock
    Rock description Sacramento Stock
    Stratigraphic age (youngest) Jurassic
    Chronological age 170.5
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone
    Rock unit name Abrigo Formation; Martin Formation
    Rock description Abrigo Formation; Martin Formation

Nearby scientific data

(1) -109.90343, 31.42153

Economic information

Geologic structures

Type of structure Regional
Structure description Pre-Mineralization Faulting And Tilting
Type of structure Local
Structure description Main Fault Directions, N10w To N40e, S30w To N50w, Pre-Mineralization

Ore body information

  • General form IRREGULAR

Controls for ore emplacement

  • Ore Bodies Near Dikes And Sills, And Faulting And Associated Brecciation

Comments on the geologic information

  • THE LOWER ABRIGO AND BOLSA HAVE BEEN COMPLETELY MINERALIZED WITH SILICA AND PYRITE, FORCING THE COPPER SOLUTION TO THE FORMATION ABOVE

Economic information about the deposit and operations

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

Mining district

District name Warren District

Land status

Ownership category Private

Ownership information

  • Type Operator
    Owner Phelps Dodge Corp.

Comments on the workings information

  • SHAFT WORKINGS.

Reference information

Bibliographic references

  • Deposit

    KEITH, S.B., 1973, ARIZONA BUREAU OF MINES BULLETIN 187, P. 86.

  • Deposit

    BRYANT AND METZ, 1966, IN TITLEY AND HICKS, GEOLOGY OF THE PORPHYRY COPPER DEPOSITS, SOUTHWESTERN NORTH AMERICA, P. 189-203, UNIV ARIZ PRESS

General comments

Subject category Comment text
Deposit SCATTERED, RELATIVELY SMALL BODIES OF COPPER MINERALIZATION IN CAMB AND DEV LIMESTONES CLOSE TO A MAJOR FAULT ZONE.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-NOV-1980 Zigler, Jan L. U.S. Geological Survey
Updater 01-JAN-1982 Laraba, Peter (Gest, Don E.) U.S. Geological Survey

Beyond USGS

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

Operator history (post-MRDS)

MRDS records operators as of each record's last update (≤ 2019). Some of the operators listed here have since changed hands or dissolved:

Curated by qvyshift.com from publicly-reported M&A activity (SEC filings, press releases, USGS Mineral Yearbooks). Not authoritative — verify against primary sources before relying on it. The MSHA panel above is the current authoritative source for actively-permitted mines.

External references

Authoritative Arizona resources

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