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George the Third Mine

Producer in Hinsdale county in Colorado, United States with commodities Silver, Gold, Copper, Lead, Zinc
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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. Alteration
  9. Host and associated rocks
  10. Nearby scientific data
  11. Geologic structures
  12. Controls for ore emplacement
  13. Economic information about the deposit and operations
  14. Mining district
  15. Land status
  16. Ownership information
  17. Production statistics
  18. Links to other databases
  19. Bibliographic references
  20. Reporter information

Geologic information

Identification information

Deposit ID 10107998
MRDS ID D011581
Record type Site
Current site name George the Third Mine
Alternate or previous names George Third, MS 9130, Annie, MS 9130, Hattie, MS 9130, Marian, MS 11982, St. Peter, MS 11982, Vermont, MS 12907, Unpatented Claim: Silver Star

Geographic coordinates

Geographic coordinates: -107.36896, 37.85112 (WGS84)
Elevation 3712
Relative position 12.5 MILES S 19 W FROM LAKE CITY

Site location context

Political divisions (FIPS codes)

Hinsdale(county)

Colorado(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Finger Mesa(quadrangle 1:24,000 scale)

Silverton(quadrangle 1:100,000 scale)

Durango(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Rio Grande Headwaters(hydrologic unit)

Rio Grande Headwaters(hydrologic accounting unit)

Rio Grande Headwaters(hydrologic subregion)

Rio Grande(hydrologic region)

Federal lands

Rio Grande National Forest(National Forest)

National Forest FS(Type of land area)

FS(Federal land areas administered by FS)

Geographic areas

Country State County
United States Colorado Hinsdale

Public Land Survey System information

Meridian Township Range Section Fraction State
New Mexico 042N;041N 005W;005W 36;01 Colorado

Comments on the location information

  • PROBABLY ON SE EXTENSION OF BENT PEAK NORTH OF LOST TRAIL CREEK AND SOUTH OF CONTINENTAL DIVIDE ; INFO FROM LAND.ST :1977

Commodities

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

Materials information

Materials Type of material
Chalcopyrite Ore
Enargite Ore
Pyrite Ore
Sphalerite Ore
Barite Gangue
Quartz Gangue

Alteration

  • (Local) Silicification

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyodacite
    Stratigraphic age (youngest) Oligocene
    Stratigraphic age (youngest) Oligocene
  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Quartz Latite
  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite
    Rock unit name Early Intermediate-Composition Lavas And Related Rocks--Intrusive Rocks (Andesite And Rhyodacite Porphyries);Early Intermediate-Composition Lavas And Related Rocks--Lava Flows
    Rock description Early Intermediate-Composition Lavas And Related Rocks--Intrusive Rocks (Andesite And Rhyodacite Porphyries);Early Intermediate-Composition Lavas And Related Rocks--Lava Flows
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyodacite
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Quartz Latite
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite

Nearby scientific data

(1) -107.36896, 37.85112
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description San Juan Volcanic Field, San Juan Depression
Type of structure Local
Structure description San Juan-Uncompahgre Calderas, Lake City Caldera, Carson Volcano

Controls for ore emplacement

  • Fractures And Altered Porphyry In And Adjacent To Carson Intrusive Center

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Deposit size Small
Significant No
Discoverer George Iii Mining, Milling, And Smelting Co. (Claimant)
Year of last production 1940

Mining district

District name Carson District

Land status

Ownership category Private

Ownership information

  • Type Operator
    Owner George The Third Mines Co.
    Home office Lake City, Co.
    First year 1924
  • Type Owner
    Owner Childs Park Mining Co.
    Home office Lake City, Co.
    First year 1924

Production statistics

  • Year 1922
    Material ORE AG AU ACC
    Description Ap_Grade: ^80 Oz/Ton Ag, 0.06 Oz/Ton Au (Crude Ore)
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Ore Gold Gold 2g/mt
    Ore Silver Silver 5259g/mt
  • Year 1924
    Material ORE AG AU ACC
    Description Ap_Grade: ^50 Oz/Ton Ag, 0.08 Oz/Ton Au, 40% Pb, 1.3% Cu, 5% Zn
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Ore Copper Copper 1wt-pct
    Ore Zinc Zinc 5wt-pct
    Ore Lead Lead 40wt-pct
    Ore Gold Gold 3g/mt
    Ore Silver Silver 1581g/mt

Comments on the production information

  • PARTIAL PRODUCTION RECORD. FIGURES UNAVAILABLE FOR YEARS PRIOR TO 1922. NO PRODUCTION IN 1923. NO CDM RECORDS AFTER 1924. PRODUCTION FOR 1940 CITED BY USBM MINERAL YEARBOOK AS ONE CARLOAD OF AG-AU-PB-ZN ORE FROM GEORGE III-ST. JACOBS GROUP.

Comments on the workings information

  • 1100-FT CROSSCUT TUNNEL, 40-FT SOUTH DRIFT, 80-FT NORTH DRIFT

Reference information

Bibliographic references

  • Deposit

    LARSEN, E.S., 1911, THE ECONOMIC GEOLOGY OF CARSON CAMP, HINSDALE COUNTY, COLORADO: USGS BULL. 470, P. 30-38.

  • Deposit

    LIPMAN, P.W., 1976, GEOLOGIC MAP OF THE LAKE CITY CALDERA AREA, WESTERN SAN JUAN MOUNTAINS, SOUTHWESTERN COLORADO: USGS MAP I-962.

  • Deposit

    COLORADO DIV. MINES INF. REPTS. AND ANNUAL OPERATOR REPTS.

  • Deposit

    BLM MINERAL SURVEYS MS 7609, 9130, 11982, 12907

  • Production

    COLORADO DIV. MINES ANNUAL OPERATOR REPTS.; USBM 1940 MINERAL YEARBOOK

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAR-1984 Schwochow, Stephen D. Colorado Geological Survey

Beyond USGS

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

Maps centered on this site

Authoritative Colorado resources

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