Mac-Holmes Mine

Past Producer in Pike county in Arkansas, United States with commodities Mercury, Antimony

Geologic information

Identification information

Deposit ID 10040346
MRDS ID M055067
MAS/MILS ID 51090050
Record type Site
Current site name Mac-Holmes Mine
Alternate or previous names Valley Mine, Caponetto Properties
Related records 10163058

Geographic coordinates

Point of reference Main Entrance
Geographic coordinates: -93.589, 34.186 (WGS84)
Elevation 174
Location accuracy 50(meters)
Relative position 5 MI N OF PIKE CITY, ARK. Location from #30 on plate in IC-23.
(click for info)

Geographic areas

Country State County
United States Arkansas Pike

Public Land Survey System information

Meridian Township Range Section Fraction State
5th Principal 006S 024W 32 NESENW Arkansas

Commodities

Commodity Importance
Mercury Primary
Antimony Tertiary

Materials information

Materials Type of material
Calomel Ore
Cinnabar Ore
Metacinnabar Ore
Stibiconite Ore
Stibnite Ore
Dickite Gangue
Goethite Gangue
Pyrite Gangue
Quartz Gangue
Siderite Gangue

Alteration

  • (Local) Argillic Alteration

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Sandstone
    Rock unit name Jackfork Formation, Sandstone & Shale;Stanley Shale, Gap Ridge Sandstone Member, Sandstone
    Rock description Jackfork Formation, Sandstone & Shale;Stanley Shale, Gap Ridge Sandstone Member, Sandstone
    Stratigraphic age (youngest) Pennsylvanian

Nearby scientific data

Main Entrance (1) -93.589, 34.186

Geologic structures

Type Description Terms
Local Thrust Faults, Close Folds
Regional Thrust Faults, N-S Tear Faults, And Two Fold Systems ; Reg.Trends: Thrust Faults From S In Late Paleozoic

Ore body information

Controls for ore emplacement

  • Fault Intersections, Sharp Folds And Intersection Of Sandstone Beds With Main Fault Zone Are Favorable

Comments on the geologic information

  • GEOL.DESC: CARBONIFEROUS FORMATIONS DIP S AND ARE DEFORMED BY THRUST FAULTS, TEAR FAULTS, BEDDING PLANE FAULTS, AND FOLDS

Economic information

Economic information about the deposit and operations

Operation type Surface-Underground
Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1931
Discovery method Ore-Mineral In Place

Mining district

District name Arkansas Quicksilver District

Ownership information

  • Type Operator
    Owner Valley Mining Co.
    Year 1976
    First year 1934
  • Type Operator
    Owner C. E. Holmes And R. B. Mcelwaine
  • Type Owner
    Owner C. Caponetto
    First year 1942

Comments on the reserve resource information

  • POOR CHANCES FOR FUTURE PRODUCTION. SOME RESERVES OF LESS THAN 2 LB HG PER TON ROCK.

Workings at the site

  • Type of workings Surface/Underground
    Overall depth 27.43M
  • Type of workings Surface/Underground

Comments on the workings information

  • DEVELOPMENT, AS OF 1937 WAS ONE 40 FT SHAFT ONE 35 FT. DRIFT AND ONE CROSSCUT ONE 90 FT SHAFT, 200 FT. OF DRIFTS. ONE TRENCH.

Comments on development

  • ABANDONED BY 1943

Reference information

Links to other databases

Agency Database name Acronym Record ID Notes
USGS Mineral Resources Data System MRDS M055067
U.S. Bureau of Mines Minerals Availability System MAS 51090050 =newMRDS 10163058, merged and deleted.

Bibliographic references

  • Deposit

    USGS, 1937, BULL. 886-C

  • Deposit

    BAILEY, E. H., USGS, PERSONAL FILES

  • Deposit

    Chester, 1965, USBM IC-8252, p. 82, 85.

  • Production

    USBM DATA

  • Deposit

    Clardy, B.F., and Bush, W.V., 1976, Mercury district of southwest Arkansas: Arkansas Geological Commission Information Circular 23, 57 p.

General comments

Subject category Comment text
Deposit RICH ORE SHOOTS ARE LOCALIZED BY SMALL CROSS FOLDS.

Reporter information

Type Date Name Affiliation Comment
Reporter 1973-09-01 Bergquist, Joel R. U.S. Geological Survey
Editor 2012-11-15 Wilson, Anna B U.S. Geological Survey merged and deleted duplicate record 10163058
Reporter 1980-05-20 Rlw U.S. Bureau of Mines MAS 0051090050 = 10163058