Texas Graphite Mine

Past Producer in Llano county in Texas, United States with commodity Graphite
Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Materials information
  7. Host and associated rocks
  8. Nearby scientific data
  9. Economic information about the deposit and operations
  10. Mining district
  11. Land status
  12. Ownership information
  13. Workings at the site
  14. Links to other databases
  15. Bibliographic references
  16. Reporter information

Geologic information

Identification information

Deposit ID 10065165
MRDS ID TC40203
Record type Site
Current site name Texas Graphite Mine

Geographic coordinates

Geographic coordinates: -98.6795, 30.72299 (WGS84)
Elevation 326
Relative position 1.1 MI S10W OF LLANO (JCT TX HWYS 16 AND 71).

Site location context

Political divisions (FIPS codes)

Llano(county)

Texas(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Llano South(quadrangle 1:24,000 scale)

Llano(quadrangle 1:100,000 scale)

Llano(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Llano(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

  • ON E SIDE TX HWY 16

Commodities

Commodity Importance
Graphite Critical Primary

Materials information

Materials Type of material
Graphite Ore

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Schist
    Rock unit name Packsaddle Schist
    Rock description Packsaddle Schist
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Neoproterozoic

Nearby scientific data

(1) -98.6795, 30.72299

Economic information

Economic information about the deposit and operations

Development status Past Producer
Commodity type Non-metallic
Significant No

Mining district

District name Sharp Mountain

Land status

Ownership category Private

Ownership information

  • Type Operator
    Owner Texas Graphite Co. Grafilter Co.
    First year 1940

Workings at the site

  • Type of workings Surface
    Overall depth 6.1M
    Overall length 259.08M
    Overall width 182.88M

Comments on the workings information

  • QUARRY ON E SIDE TX HWY 16.

Comments on development

  • ECONOMIC COMMENTS: MILL BUILT 1940 OPERATED FOR A FEW DAYS LATER REOPENED. ORE MUST BE FINELY GROUND RESULTING IN AN AMORPHOUS GRAPHITE USED AS A FILTERING MEDIUM.

Reference information

Bibliographic references

  • Deposit

    CHELF

  • Other Database

    CIMRI

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.