Section 27 Prospect

Occurrence in Hudspeth county in Texas, United States with commodity Fluorine-Fluorite
Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Materials information
  7. Alteration
  8. Mineral occurrence model information
  9. Host and associated rocks
  10. Nearby scientific data
  11. Ore body information
  12. Economic information about the deposit and operations
  13. Mining district
  14. Land status
  15. Ownership information
  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 10085684
MRDS ID W701314
Record type Site
Current site name Section 27 Prospect

Geographic coordinates

Geographic coordinates: -105.06413, 30.95324 (WGS84)
Relative position 15 MI (24 KM) SW OF VAN HORN

Site location context

Political divisions (FIPS codes)

Hudspeth(county)

Texas(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Eagle Mountains NE(quadrangle 1:24,000 scale)

Indian Hot Springs(quadrangle 1:100,000 scale)

Marfa(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Salt Basin(hydrologic unit)

Rio Grande Closed Basins(hydrologic accounting unit)

Rio Grande Closed Basins(hydrologic subregion)

Rio Grande(hydrologic region)

Geographic areas

Country State County
United States Texas Hudspeth

Comments on the location information

  • IN SECTION 27, BLOCK 68, TOWNSHIP 9

Commodities

Commodity Importance
Fluorine-Fluorite Critical Primary

Materials information

Materials Type of material
Fluorite Ore
Calcite Gangue
Quartz Gangue

Alteration

  • (Local) Fluoritization Of Limestone

Analytical data

Result ORE GRADES 25 TO 45% CAF2

Mineral occurrence model information

Model code 238
USGS model code 32m
Deposit model name Manto fluorite

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone
    Rock unit name Espy Limestone
    Rock description Espy Limestone
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Late Cretaceous
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Pyroclastic Rock > Volcanic Breccia (Agglomerate)

Nearby scientific data

(1) -105.06413, 30.95324

Economic information

Ore body information

  • Strike N87E
    Dip 80S
    Depth to top 0M

Economic information about the deposit and operations

Development status Occurrence
Commodity type Non-metallic
Significant No

Mining district

District name Eagle Mountains

Land status

Ownership category Private

Ownership information

  • Type Operator
    Owner Texas Fluorspar Mines, Inc.
    First year 1948
  • Type Owner
    Owner Texas And Pacific Land Co.

Workings at the site

  • Type of workings Underground
    Length 9.14M
    Overall depth 9.14M

Comments on the workings information

  • A 30 FT SHAFT AND A 30 FT DRIFT EXTENDING TO THE WEST.

Reference information

Bibliographic references

  • Deposit

    PRICE, J. G., HENRY, C. D., AND STANDEN, A. R., 1983, ANNOTATED BIBLIOGRAPHY OF MINERAL DEPOSITS IN TRANS-PECOS TEXAS: BUREAU OF ECONOMIC GEOLOGY (TEXAS), MINERAL RESOURCE CIRCULAR NO. 73, 108 P.

  • Deposit

    UNIV TEX PUB 4301 P. 227-238.

  • Deposit

    USGS BULL 987, 98 P.

  • Deposit

    EXAMINED BY H.E. ROTHROCK AND ELLIOT GILLERMAN BETWEEN 1943 AND 1946.

  • Deposit

    FIELD WORK BY TEXAS BUREAU OF ECONOMIC GEOLOGY 1943-1945.

  • Other Database

    CIMRI

General comments

Subject category Comment text
Deposit FLUORSPAR IS EXPOSED FOR 105 FT (32 M) ALONG STRIKE. A RHYOLITE SILL OR DIKE OCCURS 50 FT (15 M) SOUTHEAST OF THE SHAFT.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAY-1990 Paidakovich, Matthew E. U.S. Geological Survey
Updater 01-AUG-1992 Long, Keith R. U.S. Geological Survey

Beyond USGS

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