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Cottonwood Creek-2

Occurrence in Hardeman county in Texas, United States with commodity Copper
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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. Geologic structures
  11. Ore body information
  12. Controls for ore emplacement
  13. Economic information about the deposit and operations
  14. Mining district
  15. Land status
  16. Workings at the site
  17. Links to other databases
  18. Bibliographic references
  19. General comments
  20. Reporter information

Geologic information

Identification information

Deposit ID 10091737
MRDS ID DE01904
Record type Site
Current site name Cottonwood Creek-2

Geographic coordinates

Geographic coordinates: -99.63899, 34.1515 (WGS84)
Elevation 424
Location accuracy 100(meters)
Relative position GO 6.3 MI E. OF TEXAS HWY. 2568 (ON E. SIDE OF QUANAH) ON U.S. HWY. 287. TURN S. 7.8 MI. TURN W. 1.4 MI TO COTONWOOD CREEK.

Site location context

Political divisions (FIPS codes)

Hardeman(county)

Texas(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Big Mound(quadrangle 1:24,000 scale)

Vernon(quadrangle 1:100,000 scale)

Lawton(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Pease(hydrologic unit)

Red-Pease(hydrologic accounting unit)

Red-Washita(hydrologic subregion)

Arkansas-White-Red(hydrologic region)

Geographic areas

Country State County
United States Texas Hardeman

Public Land Survey System information

Meridian Township Range Section Fraction State
4 Texas

Comments on the location information

  • ELEVATION GIVEN ABOVE IS ON LOWER SAN ANGELO FORMATION (SAMPLE 13). BLOCK A-533?, T.T. RAILROAD CO. SURVEY (SAMPLE 13) (P. 63) ON N. SIDE OF ROAD AND W. SIDE OF COTTONWOOD CREEK. BLOCK A-533, T.T. RAILROAD CO. SURVEY, AND W2 OF SE OF SEC. 51, BLK. H, W. AND NW. RAILROAD CO. SURVEY, MEASURED SEC. 46, ALONG E. BRANCH OF COTTONWOOD CREEK. (115 FT SAN ANGELO-FLOWERPOT, WITH MALACHITE IN U. FLOWERPOT, AND L. SAN ANGELO) (P. 67). SAMPLE 13 IS FROM LOWER SAN ANGELO, A 2-INCH SANDSTONE WITH 0.2% CU, ON W. SIDE OF CREEK, MENTIONED BY SMITH (1974, P. 63, I-13). MEASURED SEC. 46 BEGINS AT BASE OF SAN ANGELO HERE AND PROCEEDS UP COTTONWOOD CREEK, THROUGH FLOWERPOT SHALE, FOLLOWING A NE BRANCH OF THE CREEK FOR ABOUT 2 MILES (SMITH, 1974, P. 67).

Commodities

Commodity Importance
Copper Primary

Materials information

Materials Type of material
Malachite Ore

Analytical data

Result 0.2% CU IN 2-INCH SANDSTONE OF L. SAN ANGELO SANDSTONE (SAMPLE 13)

Host and associated rocks

  • Host or associated Associated
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Conglomerate
    Rock unit name San Angelo Sandstone;Flowerpot Shale
    Rock description San Angelo Sandstone;Flowerpot Shale
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Sandstone
    Rock unit name San Angelo Sandstone (Lower);Flowerpot Shale (Upper)
    Rock description San Angelo Sandstone (Lower);Flowerpot Shale (Upper)

Nearby scientific data

(1) -99.63899, 34.1515
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description Gentle Nw Dip Of 30 Ft/Mi Or Less, Off Matador Arch

Ore body information

  • Name UNNAMED SANDSTONE
    General form LENTICULAR
    Strike NE}NE
    Dip NW 30 FT/MI OR LESS}
    Thickness 0.05M
  • Name UNNAMED SHALE
    General form LENTICULAR
    Dip NW 30 FT/MI OR LESS}

Comments on the ore body information

  • Orebody is in an outcrop

Controls for ore emplacement

  • Reducing Environment, Stratigraphic

Comments on the geologic information

  • GEOLOGY BY LLOYD AND THOMPSON (1929), SMITH (1974, PL. I), AND HENTZ AND BROWN (1987).; HR.AGE.MV: GUADALUPIANyGUADALUPIAN

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1975
Discoverer Smith, G.E.

Mining district

District name Medicine Mounds

Land status

Ownership category Private

Comments on the reserve resource information

  • THESE COPPER BEDS MAY EXTEND OVER SEVERAL SQUARE MILES.

Workings at the site

  • Type of workings Surface
    Name of workings OUTCROPS
    Area 259.008HA

Reference information

Bibliographic references

  • Deposit

    LLOYD, A.M., AND THOMPSON, W.C., COMPILERS, 1929, MAP OF THE EAST PERMIAN BASIN: TEXAS BUREAU OF ECONOMIC GEOLOGY, SCALE 1:220,000.

  • Deposit

    SMITH, G.E., 1974, TEXAS BUREAU OF ECONOMIC GEOLOGY, REPORT OF INVESTIGATIONS 80, 84 P. (P. 63, 67, SAMPLE 13, MEAS. SEC. 46).

  • Deposit

    HENTZ, T.F., AND BROWN, L.F., JR., 1987, IN BARNES, V.E., GEOLOGIC ATLAS OF TEXAS - WICHITA FALLS-LAWTON SHEET: TEXAS BUREAU OF ECONOMIC GEOLOGY, SCALE 1:250,000.

General comments

Subject category Comment text
Deposit THE COPPER BEDS MAY OCCUR OVER SEVERAL SQUARE MILES.
Deposit SMITH (1974, P. 63, 67, SAMPLE 13, MEASURED SEC. 46) IS REFERENCE.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAR-1993 Fay, Robert O. Oklahoma Geological Survey

Beyond USGS

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

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