Wall Rock Shaft

Past Producer in Pike county in Arkansas, United States with commodity Mercury

Geologic information

Identification information

Deposit ID 10040359
MRDS ID M055083
MAS/MILS ID 51090136
Record type Site
Current site name Wall Rock Shaft
Alternate or previous names Wall Rock
Related records 10138829

Geographic coordinates

Point of reference Main Entrance
Geographic coordinates: -93.54056, 34.17273 (WGS84)
Elevation 213
Location accuracy 100(meters)
Relative position 5 MI NE OF PIKE CITY, ARK. Location from #37, 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 007S 024W 3 C NE NE Arkansas

Commodities

Commodity Importance
Mercury Primary

Materials information

Materials Type of material
Cinnabar Ore

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
    Rock description Jackfork Formation, Sandstone
    Stratigraphic age (youngest) Pennsylvanian
    Stratigraphic age (youngest) Pennsylvanian

Nearby scientific data

Main Entrance (1) -93.54056, 34.17273

Geologic structures

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

Controls for ore emplacement

  • Faults In Sandstone And Sharp Folds

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

Mining district

District name Arkansas Quicksilver District

Ownership information

  • Type Owner
    Owner Ozan Graysonia Lumber Co
  • Type Operator
    Owner Mid-Continent Quicksilver Corp.

Production statistics

  • Year 1937
    Period Before 1937
    Material HG
    Accuracy Estimate
    Description Cp_Grade: ^5-8 Lb/Ton
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Mercury Mercury 2936g/mt

Workings at the site

  • Type of workings Underground
    Overall depth 21.34M
  • Type of workings Underground
    Overall depth 21.33M

Comments on the workings information

  • AS OF 1937, 70 FT SHAFT (WATER)

Reference information

Links to other databases

Agency Database name Acronym Record ID Notes
USGS Mineral Resources Data System MRDS M055083

Bibliographic references

  • Deposit

    Reed and Wells, 1938, USGS BULL. 886-C

  • Deposit

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

  • Production

    USBM DATA

  • Deposit

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

General comments

Subject category Comment text
Deposit ORE SHOOT FOLLOWS BRECCIA ZONE

Reporter information

Type Date Name Affiliation Comment
Reporter 1973-09-01 Bergquist, Joel R. U.S. Geological Survey
Editor 2012-11-16 Wilson, Anna B U.S. Geological Survey merged and deleted duplicate record 10138829
Reporter 1980-05-20 Rlw U.S. Bureau of Mines MAS 0051090136 = 10138829