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Blackmon Mine

Unknown in Lancaster county in South Carolina, United States with commodities Gold, Mica
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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. Mineral occurrence model information
  9. Host and associated rocks
  10. Nearby scientific data
  11. Ore body information
  12. Controls for ore emplacement
  13. Economic information about the deposit and operations
  14. Production statistics
  15. Workings at the site
  16. Links to other databases
  17. Bibliographic references
  18. General comments
  19. Reporter information

Geologic information

Identification information

Deposit ID 10084596
MRDS ID W101992
Record type Site
Current site name Blackmon Mine
Alternate or previous names Hegler

Geographic coordinates

Geographic coordinates: -80.5834, 34.66012 (WGS84)
Relative position 8 MILES NORTH OF KERSHAW; 1/2 MILE NORTH OF INTERSECTION OF SC HWY 86 AND 167.

Site location context

Political divisions (FIPS codes)

Lancaster(county)

South Carolina(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Taxahaw(quadrangle 1:24,000 scale)

Lancaster(quadrangle 1:100,000 scale)

Spartanburg(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Lynches(hydrologic unit)

Lower Pee Dee(hydrologic accounting unit)

Pee Dee(hydrologic subregion)

South Atlantic-Gulf(hydrologic region)

Geographic areas

Country State County
United States South Carolina Lancaster

Comments on the location information

  • 6 MILES NORTHWEST OF THE HAILE MINE
  • 6 Miles Northwest of the Haile Mine, Taxahaw 7.5 Quad

Commodities

Commodity Importance
Gold Primary
Mica Secondary

Materials information

Materials Type of material
Sericite Ore
Pyrite Ore
Gold Ore
Kaolinite Gangue
Quartz Gangue

Alteration

  • (Local) Sericitic, Silicic

Analytical data

Result ASSAY 0.05 OPT AU

Mineral occurrence model information

Model code 104
USGS model code 25a
Deposit model name Hot-spring Au-Ag
Mark3 model number 45

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Quartz Monzonite
    Stratigraphic age (youngest) Late Permian
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock
    Rock unit name Persimmon Fork Formation
    Rock description Persimmon Fork Formation

Nearby scientific data

(1) -80.5834, 34.66012
ListMap

Economic information

Ore body information

  • General form WIDE ZONE (TABULAR )
    Length 91M
    Width 11M

Controls for ore emplacement

  • Wide Zone Of Alteration With Quartz Lenses And Pods

Comments on the geologic information

  • FREE GOLD AND PYRITE ARE CONTAINED WITHIN QUARTZ-SERICITE SCHIST ALTERATIONuZONE. QUARTZ IS IN PHENOCRYSTS AND LENSES AND PODS. GOLD CONCENTRATIONS AREuHIGHEST WITHIN THE QUARTZ LENSES.
  • Free Gold and Pyrite Are Contained Within Quartz-Sericite Schist Alterationuzone. Quartz Is In Phenocrysts and Lenses and Pods. Gold Concentrations Areuhighest Within the Quartz Lenses.

Economic information about the deposit and operations

Commodity type Both
Deposit size Small
Significant No
Discovery year 1840
Year of first production 1840
Year of last production 1906

Production statistics

  • Year 1906
    Period 1902-1906
    Material AU
    Accuracy Estimate
    Description Cp_Grade: ^0.053 Opt Au
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Gold Gold 1g/mt

Comments on the production information

  • MUCH OF THE EARLY PRODUCTION WAS COMBINED WITH THAT OF THE HAILE MINE IN US MINT REPORTS.

Comments on the reserve resource information

  • SERICITE PRODUCTION MAY HAVE BEEN SIZEABLE.

Workings at the site

  • Type of workings Surface/Underground
    Overall depth 55M
    Overall length 164.59M

Comments on the workings information

  • GOLD WORKINGS ARE DESCRIBED ABOVE. IN 1935 UNDERGROUND SERICITE MINING BEGAN AND CONTINUED UNTIL 1955. THE EXTENT OF THE SERICITE WORKINGS ARE UNKNOWN.

Comments on development

  • ORIGINALLY OPENED AS A GOLD MINE. SERICITE WAS PRODUCED SUBSEQUENTLY.

Reference information

Bibliographic references

  • Deposit

    BUTLER, 1980; BUTLER HOWELL, 1976; MCCAULEY AND BUTLER, 1966; PARDEE AND PARK, 1948

  • Production

    PARDEE AND PARK, 1948, P. 112.

  • Deposit

    Butler, J.R., 1980, Reconnaissance Geologic Map And Mineral Deposit Locations In The Smyrna Region, York And Cherokee Counties, S.C. : South Carolina Geological Survey, Open File Report-21.Butler, J.R., 1980, Reconnaissance Geologic Map And Mineral Deposit Locations In The Smyrna Region, York And Cherokee Counties, S.C. : South Carolina Geological Survey, Open File Report-21.

  • Deposit

    Pardee, J.T., And Park, C.F., Jr., 1948, Gold Deposits Of The Southern Piedmont: U.S.G.S. Professional Paper 213, 156 Pp.Pardee, J.T., And Park, C.F., Jr., 1948, Gold Deposits Of The Southern Piedmont: U.S.G.S. Professional Paper 213, 156 Pp.

  • Deposit

    Butler, J.R. And Howell, D.E., 1976, Geology Of The Taxahaw Quadrangle, Lancaster County, South Carolina: South Carolina Geological Survey, Geological Notes, V. 20, No. 4, P. 133-149.Butler, J.R. And Howell, D.E., 1976, Geology Of The Taxahaw Quadrangle, Lancaster County, South Carolina: South Carolina Geological Survey, Geological Notes, V. 20, No. 4, P. 133-149.

  • Deposit

    Mccauley, C.A., And Butler, J.R., 1966, Gold Resources Of South Carolina : South Carolina Geological Survey Bulletin 32Mccauley, C.A., And Butler, J.R., 1966, Gold Resources Of South Carolina : South Carolina Geological Survey Bulletin 32

  • Deposit

    Field Obs Scgs

General comments

Subject category Comment text
Deposit SERICITE WAS MINED FROM 1935 UNTIL 1955 FROM THE ALTEREDuWALLROCK IN AN OPERATION SIMILAR TO THAT AT THE HAILE MINE.

Reporter information

Type Date Name Affiliation Comment
Updater 01-NOV-1998 Maybin, Arthur H. III South Carolina Geological Survey Field Obs
Editor 01-DEC-2002 Nicholson, S.W. U.S. Geological Survey Added Continent, Country, And State Fields; Formatted Fields Where Necessary

Beyond USGS

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

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