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Baringer Hill Mine

Past Producer in Llano county in Texas, United States with commodities Feldspar, Fluorine-Fluorite, Zirconium, REE, Beryllium, Uranium, Titanium, Metal, Thorium, Molybdenum, Lead, Lithium, Rubidium, Phosphorus-Phosphates, Copper, Zinc
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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. Ore body information
  11. Economic information about the deposit and operations
  12. Land status
  13. Ownership information
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10099520
MRDS ID TC40191
Record type Site
Current site name Baringer Hill Mine

Geographic coordinates

Geographic coordinates: -98.43311, 30.77799 (WGS84)
Elevation 282
Relative position 2.3 MI N20W OF BUCHANAN DAM.

Site location context

Political divisions (FIPS codes)

Llano(county)

Texas(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Lake Buchanan(quadrangle 1:24,000 scale)

Llano(quadrangle 1:100,000 scale)

Llano(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Buchanan-Lyndon B. Johnson Lakes(hydrologic unit)

Middle Colorado-Llano(hydrologic accounting unit)

Lower Colorado-San Bernard Coastal(hydrologic subregion)

Texas-Gulf(hydrologic region)

Geographic areas

Country State County
United States Texas Llano

Comments on the location information

  • COVERED BY LAKE BUCHANAN IN 1937- UNDER ABOUT 100 FT OF WATER.

Commodities

Commodity Importance
Feldspar Primary
Fluorine-Fluorite Critical Primary
Zirconium Critical Primary
REE Critical Primary
Beryllium Critical Primary
Uranium Secondary
Titanium, Metal Critical Secondary
Thorium Secondary
Molybdenum Secondary
Lead Secondary
Lithium Critical Tertiary
Rubidium Critical Tertiary
Phosphorus-Phosphates Tertiary
Copper Tertiary
Zinc Critical Tertiary

Materials information

Materials Type of material
Allanite Ore
Chalcopyrite Ore
Fergusonite Ore
Gadolinite Ore
Molybdenite Ore
Polycrase Ore
Sphalerite Ore
Yttrialite Ore
Albite Gangue
Hematite Gangue
Ilmenite Gangue
Magnetite Gangue
Muscovite Gangue
Orthoclase Gangue
Pyrite Gangue
Quartz Gangue
Rutile Gangue

Alteration

  • (Local) Band Of Alteration 5 To 6 Ft Wide In Granite Around Pegmatite Forming A Graphic Granite.

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Granite
    Stratigraphic age (youngest) Mesoproterozoic
  • Host or associated Host
    Rock type Plutonic Rock > Pegmatite

Nearby scientific data

(1) -98.43311, 30.77799
ListMap

Economic information

Ore body information

  • Thickness 12.19M
    Length 76.2M
    Width 30.48M

Economic information about the deposit and operations

Development status Past Producer
Commodity type Both
Significant No
Discovery year 1887
Discoverer John Baringer

Land status

Ownership category Private

Ownership information

  • Type Operator
    Owner Nernst Lamp Co.
    First year 1907
  • Type Owner
    Owner Hidden, William E.

Comments on the production information

  • SOME 800 TO 1200 LBS GADOLINITE MINED BY JOHN BARRINGER. NERNST LAMP CO. MINED A FEW 100 LBS/YR REE MINERALS.

Comments on the workings information

  • OPEN CUTS TO 40 FT DEPTH IN 1907.

Comments on development

  • EXPLORED BEFORE WWI FOR TH. EARLY MINING (1907) WAS FOR YT. EARLIEST MINING (1887-1905) FOR SPECIMENS. ECON. COMMENTS: DEPOSIT NOW INACCESSIBLE AS IT WAS FLOODED BY THE FILLING OF BUCHANAN RESERVOIR. MUCH FELDSPAR WAS SORTED AND PUT ON DUMPS.

Reference information

Bibliographic references

  • Deposit

    PAIGE, S., 1912, GEOLOGIC ATLAS OF THE UNITED STATES, LLANO-BURNES FOLIO, TEXAS: USGS FOLIO 183, 16 P.

  • Deposit

    HESS, F.L., 1907, MINERALS OF THE RARE-EARTH METALS AT BARRINGER HILL, LLANO CO., TEXAS: USGS B340, P. 286-294.

  • Other Database

    CIMRI

General comments

Subject category Comment text
Deposit QUARTZ CORE MORE THAN 30 FT IN DIAMETER. PEGMATITE CONTAINED MANY VUGS LINED BY SMOKEY QUARTZ CRYSTALS WEIGHING UP TO 1000 LBS EACH. AMETHYST ALSO FOUND.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-SEP-1994 Long, Keith R. U.S. Geological Survey

Beyond USGS

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

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