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Tonopah Divide Mine

Producer in Esmeralda county in Nevada, United States with commodities Gold, Silver, Molybdenum
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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. Economic information about the deposit and operations
  12. Mining district
  13. Land status
  14. Ownership information
  15. Links to other databases
  16. Bibliographic references
  17. General comments
  18. Reporter information

Geologic information

Identification information

Deposit ID 10044552
MRDS ID M232040
Record type Site
Current site name Tonopah Divide Mine
Alternate or previous names Falcon Exploration Mine and Mill

Geographic coordinates

Geographic coordinates: -117.24008, 37.99605 (WGS84)
Elevation 1829

Site location context

Political divisions (FIPS codes)

Esmeralda(county)

Nevada(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Mud Lake NW(quadrangle 1:24,000 scale)

Goldfield(quadrangle 1:100,000 scale)

Goldfield(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Ralston-Stone Cabin Valleys(hydrologic unit)

Central Nevada Desert Basins(hydrologic accounting unit)

Central Nevada Desert Basins(hydrologic subregion)

Great Basin(hydrologic region)

Geographic areas

Country State County
United States Nevada Esmeralda

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 002N 042E 26 Nevada

Commodities

Commodity Importance
Gold Primary
Silver Primary
Molybdenum Tertiary

Materials information

Materials Type of material
Cerargyrite Ore
Gold Ore
Molybdite Ore
Powellite Ore
Quartz Gangue
Sericite Gangue

Analytical data

Result THE GOLD VEIN AVERAGED $18-$40 PER TON. THE SILVER ORE AVERAGED $27.60 PER TON.

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite
    Stratigraphic age (youngest) Pliocene
    Stratigraphic age (youngest) Pliocene
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite

Nearby scientific data

(1) -117.24008, 37.99605
ListMap

Economic information

Ore body information

  • General form SHORT IRREGULAR SHOOTS
    Strike NW
    Dip 90
    Length 137.16M
    Width 6.55M

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1917
Discoverer H.C. Brougher (1917), Runge And Rochelle (1901)
Year of first production 1901

Mining district

District name Divide District

Land status

Ownership category Private

Ownership information

  • Type Operator
    Owner Ebco Enterprises, Stephen Eakle, General Manager
    Home office P. O. Box 847, Tonopah, NV 89049
    First year 1983
  • Type Owner
    Owner Ebco Enterprises
    First year 1983

Comments on the production information

  • THE MINE ALSO PRODUCED IN 1920, AND 1921.

Comments on the workings information

  • WORKINGS CONSIST OF A SHAFT 1,445 FT DEEP WITH LEVELS AT 165, 265, 365, 470, AND 580 FEET.OPEN PIT IS JUST SE OF OLD TONOPAH DIVIDE SHAFT.

Comments on development

  • LISTED AS AN ACTIVE OPEN PIT GOLD-SILVER MINE AND MILL, HEAP LEACH, CRUSHING, SCREENING OPERATION IN 1983, EMPLOYING 35 WORKERS.

Reference information

Bibliographic references

  • Deposit

    KNOPF, A., 1921, THE DIVIDE SILVER DISTRICT, NEVADA, IN RANSOME, F.L., GALE, H.S., AND BURCHARD, E.F., EDS., CONTRIBUTIONS TO ECONOMIC GEOLOGY: USGS BULL. 715, P. 165-167.

  • Deposit

    SCHILLING, J.H., 1962, AN INVENTORY OF MOLYBDENUM OCCURRENCES IN NEVADA: NEV. BUREAU OF MINES REPT. 2.

  • Deposit

    CARPENTER, J.A., 1919, THE DIVIDE DISTRICT: ENGINEERING AND MINING JOURN., VOL. 107, NO. 20, P. 859-861.

  • Deposit

    YOUNG, G.J., 1920, DIVIDE SILVER-GOLD DISTRICT OF NEVADA: ENGINEERING AND MINING JOURNAL, VOL. 109, NO. 2, P. 62-66.

  • Deposit

    DIVISION OF MINE INSPECTION, 1983, DIRECTORY OF NEVADA MINE OPERATIONS ACTIVE DURING CALENDAR YEAR 1983.

  • Production

    KNOPF, 1921, P. 165; LINCOLN, 1923, P. 64

General comments

Subject category Comment text
Deposit Discovery Year: 1917; 1901

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-1981 Wong, George (Roberts, Ralph) U.S. Geological Survey
Updater 01-OCT-1984 La Pointe, D.D. (Tingley, J.V.) Nevada Bureau of Mines and Geology

Beyond USGS

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

External references

Maps centered on this site

Authoritative Nevada resources

These are landing pages for further research — the state agencies don't currently expose per-mine deep links.