Sites 80-81

Occurrence in King county in Texas, United States with commodity Copper
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. Ownership information
  17. Workings at the site
  18. Links to other databases
  19. Bibliographic references
  20. General comments
  21. Reporter information

Geologic information

Identification information

Deposit ID 10022101
MRDS ID DE01924
Record type Site
Current site name Sites 80-81

Geographic coordinates

Geographic coordinates: -99.99621, 33.47569 (WGS84)
Elevation 472
Location accuracy 100(meters)
Relative position GO 5.5 MI NW OF KNOX CITY ON TEXAS HWY. 143 TO BRIDGE OVER BRAZOS RIVER. GO 6.7 MI NW ON HWY. 143 TO UNIMPROVED ROAD ON SW SIDE. GO SW 1.7 MI ON WINDING ROAD, CROSSING CREEK, WINDING W., THEN S., THEN E., TO FORK IN ROAD AT HOUSE. GO E., ON E. FORK, THEN S. ALONG TOP OF BLUFFS FOR 0.6 MI TO ROAD ON E. GO S. 0.1 MI TO FORK IN ROAD. TAKE SE FORK FOR 0.3 MI, THEN TURN NE 0.4 MI, RECROSSING CREEK TO NE SIDE OF CREEK AT SITE 80. FOR SITE 81 AND MEASURED SEC. 38, GO BACK TO LAST FORK AND TAKE S. FORK FOR 0.2 MI AND TURN SE FOR 0.5 MI, DOWN SIDE OF BLUFF ON SW SIDE OF CREEK (MEASURED SEC. 38). GO 1500 FT TO SW FOR SITE 81 OUTCROP SAMPLE.

Site location context

Political divisions (FIPS codes)

King(county)

Texas(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Knox City NW(quadrangle 1:24,000 scale)

Haskell(quadrangle 1:100,000 scale)

Wichita Falls(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Middle Brazos-Millers(hydrologic unit)

Middle Brazos-Clear Fork(hydrologic accounting unit)

Middle Brazos(hydrologic subregion)

Texas-Gulf(hydrologic region)

Geographic areas

Country State County
United States Texas King

Public Land Survey System information

Meridian Township Range Section Fraction State
}} }} 72 SITE 80}71 SITE 81}71 MEASURED SEC. 38 Texas

Comments on the location information

  • BLOCK 13, HOUSTON AND TEXAS CENTRAL RAILROAD CO. SURVEY. (THE BLOCK AND SECTIONS ARE ORIENTED NW-SE, BUT THE DESCRIPTIONS ARE GIVEN AS IF THE SECTIONS WERE ORIENTED N-S.) SITE 81 IS IN KIOWA PEAK NE QUAD; SITE 80 AND MEAS. SEC. 38 ARE IN KNOX CITY NW QUAD. ELEVATION GIVEN ABOVE IS FOR SITE 80; SITE 81 EL. IS 1540 +/- 10 FT. LATITUDE AND LONGITUDE GIVEN ABOVE ARE FOR SITE 80. FOR SITE 81 THEY ARE 33-27-55N AND 100-00-05W, RESPECTIVELY.

Commodities

Commodity Importance
Copper Primary

Materials information

Materials Type of material
Malachite Ore
Shale Gangue

Analytical data

Result 0.47% CU (SITE 80, USBM RAF-74)
Result 0.55% CU (SITE 81, USBM RAF-75)

Host and associated rocks

  • Host or associated Associated
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Sandstone
    Rock unit name San Angelo Formation
    Rock description San Angelo Formation
    Stratigraphic age (youngest) Late Permian
    Stratigraphic age (youngest) Late Permian
    Stratigraphic age (youngest) Middle Permian
    Stratigraphic age (youngest) Middle Permian
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Shale
    Rock unit name San Angelo Formation (Lower Part)
    Rock description San Angelo Formation (Lower Part)

Nearby scientific data

(1) Clear Fork Group

Economic information

Geologic structures

Type of structure Regional
Structure description Gentle W. Dip Of 30 Ft/Mi Or Less, Off Bend Arch

Ore body information

  • Name UNNAMED
    General form LENTICULAR
    Strike N-S
    Dip 30 FT/MI W. OR LESS
    Thickness 0.2M

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 HUBBARD AND FISCHER (1930), BARNES (1967), SMITH (1974, P. 69, PL. IV), AND HENTZ AND BROWN (1987).; HR.AGE.MV: GUADALUPIAN

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1970
Discoverer Stroud And Others

Mining district

District name Hump

Land status

Ownership category Private

Ownership information

  • Type Owner
    Owner Arnold Ranch

Workings at the site

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

Reference information

Bibliographic references

  • Deposit

    SMITH, G.E., 1974, TEXAS BUREAU OF ECONOMIC GEOLOGY, REPORT OF INVESTIGATIONS 80, 84 P. (P. 69, PL. IV).

  • Deposit

    HUBBARD, W.E., AND FISCHER, R.W., COMPILERS, 1930, GEOLOGIC MAP OF KING COUNTY, TEXAS: TEXAS BUREAU OF ECONOMIC GEOLOGY, SCALE 1:48,000.

  • Deposit

    BARNES, V.E., COMPILER, 1967, GEOLOGIC ATLAS OF TEXAS - LUBBOCK SHEET: TEXAS BUREAU OF ECONOMIC GEOLOGY, SCALE 1:250,000.

  • Deposit

    STROUD, R.B., MCMAHAN, A.B., STROUP, R.K., AND HIBPSHMAN, M.K., 1970, U.S. BUREAU OF MINES REPORT OF INVESTIGATIONS 7422, 103 P. (P. 40).

  • 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 STROUD (1970, P. 40), SAMPLE SITES 80-81, OR U.S. BUREAU OF MINES SAMPLE NOS. RAF-74, RAF-75, IS REFERENCE. SMITH (1974, P. 69), MEASURED SECTION 38, IN NW SEC. 71, BLK 13, H AND TC RAILROAD CO. SURVEY IS INCLUDED, COMPRISING 51 FT OF LOWER SAN ANGELO AND UPPER CHOZA. SITE 80 IS IN SE-SE SEC. 72, AND SITE 81 IS IN NW-NW SEC. 71. ALL COPPER SAMPLES ARE FROM LOWER SAN ANGELO, IN 6- TO 8-INCH SHALE, ON ARNOLD RANCH.
Deposit THIS ZONE MAY BE WIDESPREAD.

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.