1. Mineral Resources
  2. Online Spatial Data
  3. Mineral Resource Data System (MRDS)

Dos Cabezas

Occurrence in Cochise county in Arizona, United States with commodities Copper, Gold, Lead, Silver, Zinc
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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. Nearby scientific data
  8. Economic information about the deposit and operations
  9. Land status
  10. Ownership information
  11. Production statistics
  12. Reserves and resources
  13. Links to other databases
  14. Bibliographic references
  15. Reporter information

Geologic information

Identification information

Deposit ID 10185425
MRDS ID M241016
MAS/MILS ID 0040030130
Record type Site
Current site name Dos Cabezas
Alternate or previous names Dos Cabezas Queen Mine
Related records 10046181

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -109.57845, 32.20702 (WGS84)
Elevation 1753
Location accuracy 500(meters)

Site location context

Political divisions (FIPS codes)

Cochise(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Dos Cabezas(quadrangle 1:24,000 scale)

Willcox(quadrangle 1:100,000 scale)

Silver City(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Willcox Playa(hydrologic unit)

San Pedro-Willcox(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 Cochise

Public Land Survey System information

Meridian Township Range Section Fraction State
Gila and Salt River 014 S 027 E 19 NE Arizona

Commodities

Commodity Importance
Copper Secondary
Gold Primary
Lead Secondary
Silver Secondary
Zinc Critical Secondary

Nearby scientific data

Ore Body (1) -109.57845, 32.20702
ListMap

Economic information

Economic information about the deposit and operations

Operation type Underground
Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No
Mining method Open Stope
Year of first production 1988

Land status

Ownership category Unknown

Ownership information

  • Type Owner-Operator
    Owner Queenstake Res. Ltd, 10th Fl, 900 W Hastings St, Van.,Bc
    Interest 100
    Home office Canada
    Year 1993

Production statistics

  • Year 1993
    Description Most Recent Available Data 2443 Troy Oz. Au
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Gold Gold 75985.8g

Comments on the production information

  • QEENSTAKE SHIPPED 7,633 ST OF FLUX GRADING 0.32 OZ/ST AU TO THE HIDALGO SMELTER IN THE FIRST HALF OF 1990 IN 1989, QUEENSTAKE COMPLETED A DRILLING PROGRAM ON THE GOLD PRINCE MINE PROPERTY (0040030144). FURTHER RESEARCH SHOULD BE UNDERTAKEN TO DETERMINE WHETHER THE DOS CABEZAS AND GOLD PRINCE PROPERTIES SHOULD BE COMBINED IN THE MAS DATA BASE INTO A SINGLE PROPERTY.

Reserves and resources

  • Type In-situ
    Estimate year 1990
    Demonstrated 910000mt ore
    Total resources 910000mt ore
    Commodity Subtype Grade units Group Importance Year
    Gold Au 0.3 g/mt Gold Major 1990

Comments on the reserve resource information

  • RESERVE REPORTED IN SKILLINGS MIN. REVIEW, APR 14, 1990, P. 22, THAT THE POTENTIAL IS 450,000 TO 900,000 MT GRADING FROM 8.6 TO 12 G/MT GOLD.

Reference information

Bibliographic references

  • Reserve-Resource

    SKILLINGS MINING REVIEW, APRIL 14, 1990, P. 22.

  • Deposit

    ADDNL WORKINGS IN T14S R27E SEC 18 SW1/4

  • Deposit

    KEITH, S B. 1973 ARIZ BUR MINES BULL 187. P. 61.

Reporter information

Type Date Name Affiliation Comment
Reporter 31-JAN-97 ADMR U.S. Bureau of Mines

Beyond USGS

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

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.