El Oro Mine 1880's

Producer in Sierra county in New Mexico, United States with commodities Gold, Silver, Copper
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. Workings at the site
  19. Links to other databases
  20. Bibliographic references
  21. General comments
  22. Reporter information

Geologic information

Identification information

Deposit ID 10107961
MRDS ID D006801
Record type Site
Current site name El Oro Mine 1880's
Related records 10248472

Geographic coordinates

Geographic coordinates: -107.51727, 32.98205 (WGS84)
Elevation 1646
Relative position ABOUT 20 MILES S 55 W OF TRUTH OR CONSEQUENCES.

Site location context

Political divisions (FIPS codes)

Sierra(county)

New Mexico(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Hillsboro(quadrangle 1:24,000 scale)

Hatch(quadrangle 1:100,000 scale)

Las Cruces(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Caballo(hydrologic unit)

Rio Grande-Caballo(hydrologic accounting unit)

Rio Grande-Mimbres(hydrologic subregion)

Rio Grande(hydrologic region)

Federal lands

Bureau of Land Management(Bureau of Land Management NM)

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

BLM(Federal land areas administered by BLM)

Geographic areas

Country State County
United States New Mexico Sierra

Public Land Survey System information

Meridian Township Range Section Fraction State
New Mexico 015S 007W 24,25 SW (24); NW (25) New Mexico

Comments on the location information

  • ACCURATE LOCATION IS FOR MAIN WORKINGS ABOUT 5.5 MILES NORTHWEST OF HILLSBORO, N.M.

Commodities

Commodity Importance
Gold Primary
Silver Primary
Copper Primary

Materials information

Materials Type of material
Chalcopyrite Ore
Gold Ore
Malachite Ore
Calcite Gangue
Quartz Gangue

Alteration

  • (Local) Propylitized Andesite Near Latite Dikes.

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Monzonite
    Stratigraphic age (youngest) Paleocene
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite

Nearby scientific data

(1) -107.51727, 32.98205

Economic information

Geologic structures

Type of structure Local
Structure description Monzonite Porphyry Southwest Of Mine. Shear Zone Strikes N 50 E.

Ore body information

  • General form PINCH AND SWELL
    Thickness 2.44M
    Length 243.84M

Controls for ore emplacement

  • Mineralized Solutions Rising From A Shallow Igneous Mass Were Channeled Along Fault Zones And Localized In Fissure Fractures.

Comments on the geologic information

  • FOR GENERAL GEOLOGY SEE HILLSBORO DISTRICT.

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1885
Year of first production 1885
Year of last production 1951

Mining district

District name Hillsboro District

Land status

Ownership category BLM Administrative Area

Ownership information

  • Type Operator
    Owner Hibner, A. C.
    Home office Mcintosh, N.M.
    First year 1961
  • Type Owner
    Owner E. W. Davis.
    Home office Hillsboro, N.M.
    First year 1961

Comments on the production information

  • ESTIMATED VALUE OF PRODUCTION FROM 1880 TO 1931 AMOUNTS TO 200000 DOLLARS.

Workings at the site

  • Type of workings Surface/Underground
    Length 944.88M
    Overall depth 152.4M

Comments on the workings information

  • WORKINGS REPORTED IN 1934 CONSISTED OF 3100 FT. OF DRIFTING ON THE GOLDEN RULE VEIN WITH A 400 FT. MAIN SHAFT, A 240 FT. SHAFT, A 200 FT.SHAFT, A 75 FT.SHAFT AND THREE 100 FT. SHAFTS. DRIFTING LEVELS OCCUR AT 100 FT., 200 FT., 300 FT. AND 400 FT. DEPTHS. A NEW SHAFT WAS REPORTED TO BE SUNK TO A DEPTH OF 500 FT. ON THE EL ORO VEIN.

Reference information

Bibliographic references

  • Deposit

    HARLEY, G.T., 1934 NMBMMR BULL 10, P. 125-142, P. 160-163

  • Deposit

    HEDLUND, D.C., 1977 USGS MAP MF-900-B

  • Deposit

    NMBMMR GENERAL FILE DATA

  • Production

    G.T. HARLEY, 1934 P. 141

General comments

Subject category Comment text
Deposit DEPOSITS OCCUR IN SEVERAL VEINS ARRANGED EN ECHELON IN A NORTHEAST STRIKING SHEAR ZONE. THE GOLDEN RULE VEIN CROPS OUT FOR ABOUT 800 FT. IN LENGTH AND RANGES FROM 2 FT. TO 8 FT. IN WIDTH.
Deposit Discovery Year: 1880'S

Reporter information

Type Date Name Affiliation Comment
Reporter 01-APR-1981 Menzie, David New Mexico Bureau of Mines and Mineral Resources

Beyond USGS

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