Ainsworth Prospect

Occurrence in Pike county in Arkansas, United States with commodity Mercury

Geologic information

Identification information

Deposit ID 10040326
MRDS ID M055042
MAS/MILS ID 51090012
Record type Site
Mineralized Area Arkansas Quicksilver District
Current site name Ainsworth Prospect
Alternate or previous names Unnamed occurrence
Related records 10114636

Comments on the site identification

  • Ainsworth seems to be in same section as an unnamed occurrence in Table 18, p. 84 of IC-8252. Likely the same deposit so tentatively identified as such.

Geographic coordinates

Geographic coordinates: -93.72583, 34.10028 (WGS84)
Relative position 2 MILES NW OF MURFREESBORO, ARK.
(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 026W 36 C Arkansas

Comments on the location information

  • LOCATED AT CENTER OF SECTION

Commodities

Commodity Importance
Mercury Primary

Materials information

Materials Type of material
Cinnabar Ore

Analytical data

Result ORE AVERAGES 17 LB HG PER TON

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Sandstone
    Stratigraphic age (youngest) Pennsylvanian

Nearby scientific data

(1) -93.72583, 34.10028

Geologic structures

Type Description Terms
Local Thrust Faults And 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

  • Width 0.46M
    Length 3.66M

Controls for ore emplacement

  • Faults In Sandstone And Sharp Folds

Comments on the geologic information

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

Economic information

Economic information about the deposit and operations

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

Mining district

District name Arkansas Quicksilver District

Workings at the site

  • Type of workings Surface/Underground

Comments on the workings information

  • TWO SHALLOW OPEN CUTS

Reference information

Links to other databases

Agency Database name Acronym Record ID Notes
USGS Mineral Resources Data System MRDS M055042
U.S. Bureau of Mines Minerals Availability System MAS 51090012 =newMRDS 10114636, merged and deleted.

Bibliographic references

  • Deposit

    BAILEY, E.H., USGS (PERSONAL FILES)

  • Deposit

    Chester, 1965, USBM IC-8252, p. 84.

  • Production

    BAILEY, E.H., USGS, (PERSONAL FILES)

General comments

Subject category Comment text
Deposit ONE ORE BODY IS 18 IN WIDE, 12 FT. LONG. SECOND ORE BODY IS 10 IN THICK, 12 FT. LONG.

Reporter information

Type Date Name Affiliation Comment
Reporter 1972-09-01 Bergquist, Joel R. U.S. Geological Survey
Editor 2012-11-08 Wilson, Anna B U.S. Geological Survey merged and deleted duplicate record 10114636
Reporter 2012-05-20 Rlw U.S. Bureau of Mines MAS 0051090012 = 10114636