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Maverick Mine

Past Producer in Custer county in Colorado, United States with commodities Silver, Lead, Zinc, Copper, Iron
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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. Mineral occurrence model information
  10. Host and associated rocks
  11. Nearby scientific data
  12. Geologic structures
  13. Ore body information
  14. Controls for ore emplacement
  15. Economic information about the deposit and operations
  16. Mining district
  17. Land status
  18. Production statistics
  19. Workings at the site
  20. Links to other databases
  21. Bibliographic references
  22. Reporter information

Geologic information

Identification information

Deposit ID 10101734
MRDS ID D008065
Record type Site
Current site name Maverick Mine
Alternate or previous names Senator, Tennessee, Aspen

Geographic coordinates

Point of reference Pit
Geographic coordinates: -105.33835, 38.10168 (WGS84)
Elevation 2713
Location accuracy 10(meters)
Relative position 0.25 MILES N05W FROM ROSITA, CO.

Site location context

Political divisions (FIPS codes)

Custer(county)

Colorado(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Rosita(quadrangle 1:24,000 scale)

Canon City(quadrangle 1:100,000 scale)

Pueblo(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Arkansas Headwaters(hydrologic unit)

Upper Arkansas(hydrologic accounting unit)

Upper Arkansas(hydrologic subregion)

Arkansas-White-Red(hydrologic region)

Geographic areas

Country State County
United States Colorado Custer

Public Land Survey System information

Meridian Township Range Section Fraction State
6th Principal 022S 071W 28 NW OF SW SW Colorado

Comments on the location information

  • IN POVERTY GULCH, 1/4 MILE NORTH OF ROSITA, IN THE SW/4 SW/4 SEC. 28, T 22 S, R 71 W; INFO FROM LAND.ST :(1976)

Commodities

Commodity Importance
Silver Primary
Lead Primary
Zinc Critical Primary
Copper Secondary
Iron Tertiary

Materials information

Materials Type of material
Argentite Ore
Chalcopyrite Ore
Galena Ore
Pyrite Ore
Silver Ore
Sphalerite Ore
Stephanite Ore
Tetrahedrite Ore
Barite Gangue
Calcite Gangue
Clay Gangue

Alteration

  • (Local) Argillic

Mineral occurrence model information

Model code 105
USGS model code 25a-d
Deposit model name Epithermal vein, generic
Mark3 model number 119

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Trachyte
    Stratigraphic age (youngest) Oligocene
    Stratigraphic age (youngest) Oligocene
  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite
    Rock unit name Rosita Andesite;Game Ridge Trachyte
    Rock description Rosita Andesite;Game Ridge Trachyte
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite

Nearby scientific data

Pit (1) -105.33835, 38.10168
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description Rosita Volcanic Center, Wet Mtns
Type of structure Local
Structure description Rosita Fault; Mineralized Fissures

Ore body information

  • Length 457.2M

Controls for ore emplacement

  • Wall Rock Replacement Along Humboldt-Pocahontas Vein

Economic information about the deposit and operations

Operation type Underground
Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1870
Year of first production 1874

Mining district

District name Rosita Hills District

Land status

Ownership category Private

Production statistics

  • Year 1924
    Material AG ORE
    Accuracy Accurate
    Description Ap_Grade: ^14.4 Oz/Ton Ag, 7.9% Pb, 1.3% Zn, 5.5% Fe, 3.9% S
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Minor Zinc Zinc 1wt-pct
    Sulfur Sulfur 4wt-pct
    Major Ore Silver Silver 407g/mt
    Minor Lead Lead 8wt-pct
    Iron Iron 6wt-pct

Comments on the reserve resource information

  • A 1981 report suggested that silver deposits may occur along this vein. (Sunshine files)

Workings at the site

  • Type of workings Underground
    Length 243.84M
    Overall depth 67.06M

Comments on the workings information

  • LOWER ADIT TRENDS NE APPROX. 150 FT TO VEIN, THENCE SE ALONG VEIN APPROX. 200 FT. EXTENT OF UPPER ADIT UNKNOWN

Comments on development

  • The Senator (now Maverick) was the first discovery in the Rosita Hills district in 1872.

Reference information

Bibliographic references

  • Deposit

    CROSS, WHITMAN, 1896, GEOLOGY OF SILVER CLIFF AND THE ROSITA HILLS, COLORADO: USGS 17TH ANN. REPORT, PT 2, P. 263-403.

  • Deposit

    EMMONS, S.F., 1896, THE MINES OF CUSTER COUNTY, COLORADO: USGS 17TH ANN. REPORT, PT 2, P. 405-472.

  • Deposit

    FIELDMAN, D.W. AND CROWLEY, F.P., 1980, SILVER DEPOSITS IN THE SOUTHERN PORTION OF THE SILVER CLIFF CALDERA, IN SILVER CLIFF VOLCANIC CENTER AND TALLAHASSEE CREEK URANIUM DEPOSITS: DENVER REGIONAL EXPLORATION GEOLOGISTS GUIDEBOOK, P. 1-14.

  • Deposit

    SHARP, W.N., 1978, GEOLOGIC MAP OF THE SILVER CLIFF AND ROSITA VOLCANIC CENTERS, CUSTER COUNTY, COLORADO: USGS MAP I-1081, 1:24,000.

  • Production

    EMMONS, S.F., 1896; COLORADO DIVISION MINES, 1981, INSPECTION RECORDS

  • Reserve-Resource

    Sunshine Mining Co. Colorado exploration files, unpublished data, Colorado Geological Survey.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-81 Collins, Donna B. Colorado Geological Survey
Updater 05-APR-06 Beach, Richard A. 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.