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  3. Mineral Resource Data System (MRDS)

Lone Eagle Mine

Past Producer in Pima county in Arizona, United States with commodity Tungsten
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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. Host and associated rocks
  9. Nearby scientific data
  10. Ore body information
  11. Controls for ore emplacement
  12. Economic information about the deposit and operations
  13. Workings at the site
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10039483
MRDS ID M050147
Record type Site
Current site name Lone Eagle Mine

Geographic coordinates

Geographic coordinates: -111.69653, 31.96845 (WGS84)
Elevation 933
Relative position ABOUT 2 MILES SOUTH OF AJO-TUCSON HIGHWAY, AND ABOUT 3 MILES NORTH OF SAN JUAN SPRING.

Site location context

Political divisions (FIPS codes)

Pima(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

San Juan Spring(quadrangle 1:24,000 scale)

Sells(quadrangle 1:100,000 scale)

Nogales(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

San Simon Wash(hydrologic unit)

Rio Sonoyta(hydrologic accounting unit)

Sonora(hydrologic subregion)

Lower Colorado(hydrologic region)

Federal lands

BIA(Federal land areas administered by BIA)

Geographic areas

Country State County
United States Arizona Pima

Public Land Survey System information

Meridian Township Range Section Fraction State
Gila and Salt River 17S 06E 01 Arizona

Comments on the location information

  • UNSURVEYED; LOCATION PROJECTED BY U.S.B.M. ON SKETCH MAP.

Commodities

Commodity Importance
Tungsten Critical Primary

Materials information

Materials Type of material
Scheelite Ore
Epidote Gangue
Wollastonite Gangue

Analytical data

Result GOUGE ALONG FAULT ASSAYED 0.43% WO3 AND A 4.5 FOOT CHIP SAMPLE FROM PITWALL ASSAYED 0.37% WO3

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Quartzite
    Stratigraphic age (youngest) Late Cretaceous

Nearby scientific data

(1) -111.69653, 31.96845
ListMap

Economic information

Ore body information

  • Strike N 10 E
    Dip 60 E
    Thickness 0.91M
    Length 30.48M

Controls for ore emplacement

  • Bedding Plane Fault

Comments on the geologic information

  • GEOL.DESC: ORIGINAL SEDIMENTARY SERIES APPARENTLY CONTAINED A THIN BAND OF LIMESTONE WITHIN SANDSTONE BEDS. BEDS ARE NOW TILTED, METAMORPHOSED AND FAULTED

Economic information about the deposit and operations

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

Workings at the site

  • Type of workings Surface
    Area 0.07HA
    Overall length 3.05M
    Overall width 2.44M

Reference information

Bibliographic references

  • Deposit

    DALE, STEWART, AND MCKINNEY, 1960, TUNGSTEN DEPOSITS OF COCHISE, PIMA, AND SANTA CRUZ COUNTIES,: U.S.B.M. R.I. 5650

  • Deposit

    1957 RECON U.S.B.M. RI 5650.

  • Deposit

    DALE, STEWART, AND MCKINNEY, 1960, TUNGSTEN DEPOSITS OF COCHISE, PIMA AND SANTA CRUZ COUNTIES: U.S. BUREAU OF MINES , R. I. 5650.

  • Production

    DALE ETAL, 1960, USBM RI 5650

General comments

Subject category Comment text
Deposit ORE IS IN GOUGE IN BEDDING PLANE FAULT.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-AUG-1972 Johnson, Maureen G. U.S. Geological Survey

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.