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Rocky Ridge

Occurrence in Hudspeth county in Texas, United States with commodity Fluorine-Fluorite
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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. Host and associated rocks
  9. Nearby scientific data
  10. Economic information about the deposit and operations
  11. Reserves and resources
  12. Links to other databases
  13. Bibliographic references
  14. General comments
  15. Reporter information

Geologic information

Identification information

Deposit ID 10023864
MRDS ID I005025
Record type Site
Current site name Rocky Ridge
Related records 10085694

Geographic coordinates

Geographic coordinates: -105.10608, 30.90518 (WGS84)

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)

Cibolo-Red Light(hydrologic unit)

Rio Grande-Amistad(hydrologic accounting unit)

Rio Grande-Amistad(hydrologic subregion)

Rio Grande(hydrologic region)

Geographic areas

Country State County
United States Texas Hudspeth

Commodities

Commodity Importance
Fluorine-Fluorite Critical Primary

Materials information

Materials Type of material
Fluorite Ore
Calcite Gangue
Chalcedony Gangue
Quartz Gangue

Alteration

  • (Local) Fluoritization, Silicification

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Late Cretaceous
  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Quartzite
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Siltstone
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Sandstone
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone
    Rock unit name Bluff Formation
    Rock description Bluff Formation

Nearby scientific data

(1) -105.10608, 30.90518
ListMap

Economic information

Comments on the geologic information

  • CRETACEOUS ROCKS ARE PART OF A LANDSLIDE BLOCK OR A BLOCK SLUMPED FROM THE CALDERA WALL.

Economic information about the deposit and operations

Development status Occurrence
Commodity type Non-metallic
Deposit size Small
Significant No

Reserves and resources

  • Type In-situ
    Estimate year 1974
    Total resources 15000mt ore
    Commodity Subtype Grade units Group Importance Year
    Fluorine-Fluorite CaF2 35 wt-pct Fluorine Major 1974

Comments on development

  • ACTIVE PROSPECT FROM 1940'S TO AFTER 1952.

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: TEXAS BUREAU OF ECONOMIC GEOLOGY MINERAL RESOURCE CIRCULAR 73, 108 P

  • Reserve-Resource

    PRICE AND OTHERS, 1983

General comments

Subject category Comment text
Deposit VEINS AND REPLACEMENT BODIES OF FLUORITE.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-OCT-1993 Orris, Greta J. U.S. Geological Survey

Beyond USGS

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

Maps centered on this site