Alpha Mine

Past Producer in Grant county in New Mexico, United States with commodities Tungsten, 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. 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. Mining district
  14. Land status
  15. Ownership information
  16. Production statistics
  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 10010035
MRDS ID D003388
Record type Site
Current site name Alpha Mine
Alternate or previous names Alpha Claim 1950's, Scheelite Group 1939: Scheelite Nos. 1 To 6, Great Republic Nos. 1 and 2, Sunday

Geographic coordinates

Geographic coordinates: -108.37784, 32.36568 (WGS84)
Elevation 1524
Relative position ABOUT 29 MILES S 12 W OF SILVER CITY.

Site location context

Political divisions (FIPS codes)

Grant(county)

New Mexico(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Ninetysix Ranch(quadrangle 1:24,000 scale)

Lordsburg(quadrangle 1:100,000 scale)

Silver City(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Animas Valley(hydrologic unit)

Upper Gila(hydrologic accounting unit)

Upper Gila(hydrologic subregion)

Lower Colorado(hydrologic region)

Geographic areas

Country State County
United States New Mexico Grant

Public Land Survey System information

Meridian Township Range Section Fraction State
New Mexico 022S 015W 27 NW New Mexico

Comments on the location information

  • ACCURATE LOCATION AS SHOWN ON USGS MISCELLANEOUS FIELD STUDIES MAP MF-1034.

Commodities

Commodity Importance
Tungsten Critical Primary
Gold Secondary
Silver Secondary
Copper Secondary

Materials information

Materials Type of material
Chalcopyrite Ore
Scheelite Ore
Calcite Gangue
Epidote Gangue
Garnet Gangue
Hornblende Gangue
Quartz Gangue

Analytical data

Result DALE AND MCKINNEY, 1959, REPORTED A SAMPLE SELECTED BY ULTRAVIOLET LIGHT FROM THE BEST MATERIAL ASSAYED 4.28 % WO3 AND A GRAB SAMPLE FROM A DUMP ASSAYED 0.40 % WO3.

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Gneiss
    Stratigraphic age (youngest) Neoproterozoic
  • Host or associated Host
    Rock type Metamorphic Rock > Amphibolite

Nearby scientific data

(1) -108.37784, 32.36568

Economic information

Ore body information

  • General form IRREGULAR

Controls for ore emplacement

  • Mineralization Localized Along The Contact Between Altered Amphibolite And Gneissic Granite.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Year of first production 1939
Year of last production 1955

Mining district

District name Bound Ranch District

Land status

Ownership category Private

Ownership information

  • Type Owner
    Owner H. E. Mccray
    Home office Deming, N.M.
    First year 1950

Production statistics

  • Year 1939
    Period 1939
    Accuracy Estimate
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Wo3 Ore Tungsten Tungsten 1wt-pct
  • Year 1950
    Period 1950'S
    Accuracy Estimate
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Wo3 Ore Tungsten Tungsten 8wt-pct

Workings at the site

  • Type of workings Underground
    Overall depth 10.67M

Comments on the workings information

  • ONE SHAFT SEVERAL SMALL PITS

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit QUARTZ VEINS 275 -280 ALONG CONTACT WITH AMPHIBOLITAND GNEISSIC GRANITE

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAY-82 Lawrence, V. A. New Mexico Bureau of Mines and Mineral Resources
Updater 01-JUL-82 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.