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Three Brothers Mine

Past Producer in Grant county in New Mexico, United States with commodities Zinc, Lead, Copper, Silver, Gold
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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. Controls for ore emplacement
  11. Economic information about the deposit and operations
  12. Mining district
  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 10097917
MRDS ID D011698
Record type Site
Current site name Three Brothers Mine
Related records 10223004

Geographic coordinates

Geographic coordinates: -108.12561, 32.79178 (WGS84)

Site location context

Political divisions (FIPS codes)

Grant(county)

New Mexico(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Fort Bayard(quadrangle 1:24,000 scale)

Silver City(quadrangle 1:100,000 scale)

Silver City(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Mimbres(hydrologic unit)

Mimbres(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 Grant

Public Land Survey System information

Meridian Township Range Section Fraction State
017S 012W 31 NW4 New Mexico

Commodities

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

Materials information

Materials Type of material
Galena Ore
Sphalerite Ore
Pyrite Gangue

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Stratigraphic age (youngest) Pennsylvanian
    Stratigraphic age (youngest) Pennsylvanian
    Stratigraphic age (youngest) Pliocene
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone
    Rock unit name Syrena
    Rock description Syrena

Nearby scientific data

(1) -108.12561, 32.79178
ListMap

Economic information

Controls for ore emplacement

  • Replacement Of Limestone And Fissure Filllings Along Ne-Trending Fault System.

Economic information about the deposit and operations

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

Mining district

District name Central District (Bayard District)

Comments on the production information

  • ABOUT 10 CAR LOADS OF CARBONATE AND SULFIDE ORES. AVERAGE GRADE OF A SHIPMENT OF 150 METRIC TONS OF SULFIDE ORE: 24% ZN, 13.5% PB, 0.3% CU, 68 G/T AG, AND 0.7 G/T AU.

Workings at the site

  • Type of workings Underground
    Overall depth 48M

Comments on the workings information

  • INCLINED SHAFT 48 M. DEEP WITH 120 M. OF WORKINGS ON 40 M. LEVEL.

Comments on development

  • MINED TO A DEPTH OF 48 M. MOSTLY IN 1920'S AND 1930'S.

Reference information

Bibliographic references

  • Deposit

    LASKY, S. G., 1936, U.S. GEOLOGICAL SURVEY BULL. 870, P. 125-127.

  • Deposit

    JONES, W. R., AND HERNON, R. M., 1973, U.S. DEPARTMENT OF COMMERCE, NATIONAL TECHNICAL INFORMATION SERVICE PB 214, 371, P. 41-42.

General comments

Subject category Comment text
Deposit REPLACEMENT BODIES AND FISSURE FILLINGS IN THE PENNSYLVANIAN SYRENA FORMATION ALONG A NE-TRENDING FAULT SYSTEM.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-1984 Seanor, Clint E. (Worl, Ron) U.S. Geological Survey

Beyond USGS

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

External references

Maps centered on this site