Salt Fork-1

Occurrence in Stonewall 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. Workings at the site
  17. Links to other databases
  18. Bibliographic references
  19. General comments
  20. Reporter information

Geologic information

Identification information

Deposit ID 10022122
MRDS ID DE01950
Record type Site
Current site name Salt Fork-1

Geographic coordinates

Geographic coordinates: -100.00732, 33.2393 (WGS84)
Elevation 472
Location accuracy 250(meters)
Relative position GO N. FROM OLD GLORY ON TEXAS HWY. 1835 FOR ABOUT 8.5 MI WITH SOME W. JOGS. TURN E. 1 MI, THEN S. 1 MI, THEN E. 2.5 MI, THEN N. 0.3 MI. WALK N. ABOUT 350 FT TO STEEP BLUFFS. SMITH (1974, SAMPLE 12, MEASURED SEC. 17) AND PATTON (1930, P. 19-20, MEASURED SEC. 5) MEASURED 74-114 FT OF BEDS, THE LOWER 50-75 FT OF WHICH IS THE CHOZA FORMATION OF THE CLEAR FORK GROUP, ABOVE WHICH IS THE SAN ANGELO SANDSTONE, WITH 10 FT OF GRAY SHALE WITH MALACHITE OVERLYING THE CHOZA.

Site location context

Political divisions (FIPS codes)

Stonewall(county)

Texas(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Old Glory(quadrangle 1:24,000 scale)

Aspermont(quadrangle 1:100,000 scale)

Lubbock(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Salt Fork Brazos(hydrologic unit)

Brazos Headwaters(hydrologic accounting unit)

Brazos Headwaters(hydrologic subregion)

Texas-Gulf(hydrologic region)

Geographic areas

Country State County
United States Texas Stonewall

Public Land Survey System information

Meridian Township Range Section Fraction State
CENTER OF W Texas

Comments on the location information

  • GREEN B. COOK SURVEY. S. SIDE OF SALT FORK OF BRAZOS RIVER ABOUT 1.5 MI S. OF JUNCTION WITH DOUBLE MOUNTAIN FORK RIVER.

Commodities

Commodity Importance
Copper Primary

Materials information

Materials Type of material
Malachite Ore
Shale Gangue

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

Nearby scientific data

(1) Clear Fork Group

Economic information

Geologic structures

Type of structure Regional
Structure description Gentle W. Dip Of 15 Ft/Mi Off Of Bend Arch

Ore body information

  • Name UNNAMED
    General form LENTICULAR
    Strike N-S
    Dip W. ABOUT 15 FT/MI
    Thickness 3.05M
    Depth to top 0M

Controls for ore emplacement

  • Reducing Environment, Stratigraphic

Comments on the geologic information

  • GEOLOGY BY PATTON (1930, P. 19-20), SMITH (1974, P. 69, PL. V, MEASURED SEC. 17, SAMPLE 12), STORM (1929), AND BARNES (1961).; HR.AGE.MV: GUADALUPIAN

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1876
Discoverer A.R. Roessler

Mining district

District name Salt Fork

Land status

Ownership category Private

Comments on the reserve resource information

  • OUTCROP 1.5 MI S. OF CONFLUENCE OF SALT FORK AND DOUBLE MOUNTAIN FORK OF BRAZOS RIVER, ON S. SIDE OF SALT FORK. 10 FT SHALE OF LOWER SAN ANGELO.

Workings at the site

  • Type of workings Surface
    Area 0.405HA

Comments on development

  • OUTCROP ON S. SIDE OF SALT FORK OF BRAZOS RIVER

Reference information

Bibliographic references

  • Deposit

    ROESSLER, A.R., 1874, LATEST MAP OF THE STATE OF TEXAS: NEW YORK, EDW. WELLKE AND BRO., (1" = 40 MI).

  • Deposit

    PATTON, L.T., 1930, TEXAS BUREAU OF ECONOMIC GEOLOGY, BULLETIN 3027, 77 P. (P. 19-20).

  • Deposit

    STORM, L.W., COMPILER, 1929, GEOLOGIC MAP OF STONEWALL COUNTY, TEXAS: TEXAS BUREAU OF ECONOMIC GEOLOGY, APRIL 1929, SCALE 1:48,000, WITH LAND GRID.

  • Deposit

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

  • Deposit

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

  • Deposit

    ROESSLER, A.R., 1876, ALBERT HANFORD'S TEXAS STATE REGISTER FOR 1876, 146 P. (P. 86-90, MAP).

General comments

Subject category Comment text
Deposit PATTON (1930, P. 19-20) IS FIRST REFERENCE. SMITH (1974, P. 69, PL. V, MEAS. SEC. 17, COPPER SAMPLE 12) GIVES LOCATION. A 10-FT GRAY SHALE WITH MALACHITE, 50-75 FT ABOVE RIVER, IN BASAL SAN ANGELO FORMATION. ROESSLER (1874; 1876, MAP) SHOWS COPPER IN THIS AREA.
Deposit GRAY SHALE AT BASE OF SAN ANGELO FORMATION
Deposit OUTCROP

Reporter information

Type Date Name Affiliation Comment
Reporter 01-FEB-93 Fay, Robert O. Oklahoma Geological Survey

Beyond USGS

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