Caddo Mine

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

Geologic information

Identification information

Deposit ID 10040331
MRDS ID M055049
MAS/MILS ID 50190007
Record type Site
Current site name Caddo Mine
Alternate or previous names Cadoo Mine
Related records 10235501

Comments on the site identification

  • T7S R23W Sec. 1 is described in Reed & Wells, Bull. 886-C, p. 64.

Geographic coordinates

Point of reference Pit
Geographic coordinates: -93.407, 34.163 (WGS84)
Location accuracy 500(meters)
Relative position 9 MI NE OF PIKE CITY, ARK. Coordinates for mine symbol close to center of south half sec. 1.
(click for info)

Geographic areas

Country State County
United States Arkansas Clark

Public Land Survey System information

Meridian Township Range Section Fraction State
5th Principal 007S 023W 1 SE Arkansas

Commodities

Commodity Importance
Mercury Primary
Antimony Tertiary
Diatomite Tertiary

Materials information

Materials Type of material
Calomel Ore
Cinnabar Ore
Metacinnabar Ore
Stibiconite Ore
Stibnite Ore
Barite Gangue
Dickite Gangue
Goethite Gangue
Pyrite Gangue
Quartz 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 Sandstone, Sandstone;Stanley Shale
    Rock description Jackfork Sandstone, Sandstone;Stanley Shale
    Stratigraphic age (youngest) Pennsylvanian

Nearby scientific data

Pit (1) -93.407, 34.163

Geologic structures

Type Description Terms
Local Homoclinal Fold. Nw Trending Strike Slip Faults.
Regional Thrust Faults, N-S Tear Faults, And Two Fold Systems ; Reg.Trends: Thrust Faults From S In Late Paleozoic

Ore body information

  • Dip 70-90 S
    Depth to bottom 76.2M

Controls for ore emplacement

  • Ore Located Along Faults In Breccia And Joints. Fault Intersections, Sharp Folds, And Intersection Of Sandstone Beds With Main Fault Zone Are Also Favorable For Mineralization.

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 Both metallic and non-metallic
Deposit size Small
Significant No
Discovery method Ore-Mineral In Place

Mining district

District name Arkansas Quicksilver District

Land status

Ownership category Private

Ownership information

  • Type Owner
    Owner leo Yount
    Home office Arkansas
  • Type Operator
    Owner Caddo-Quicksilver Corp. of Arkansas
    Home office Arkansas

Comments on the reserve resource information

  • POOR CHANCE 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 60.96M
  • Type of workings Underground

Comments on the workings information

  • AS OF 1937, CADDO NO. 1 HAS 6 LEVELS, ADIT 2 WINZES 150 FT AND 60 FT.,CADDO NO. 2 HAS ADIT AND SEVERAL DRIFTS., CADDO NO. 3 HAS AN ADIT, A WINZE AND SEVERAL DRIFTS., LAST OPERATED 1943.

Comments on development

  • ROTARY KILN WITH 30 TON PER DAY CAPACITY.

Reference information

Links to other databases

Agency Database name Acronym Record ID Notes
USGS Mineral Resources Data System MRDS M055049
U.S. Bureau of Mines Minerals Availability System MAS 50190007 =10235501, merged and deleted.

Bibliographic references

  • Deposit

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

  • Deposit

    BAILEY, E. H., USGS, PERSONAL FILES

  • Deposit

    Chester, 1965, USBM IC-8252.

  • 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.

Comments on the references

  • Caddo is described with Humphrey 6 & 34 in IC-8252, p. 80-81.

General comments

Subject category Comment text
Deposit HG IS DISSEMINATED.

Reporter information

Type Date Name Affiliation Comment
Reporter 1973-09-01 Bergquist, Joel R. U.S. Geological Survey
Editor 2012-11-14 Wilson, Anna B U.S. Geological Survey merged and deleted duplicate 10235501
Reporter 1983-11-17 Long U.S. Bureau of Mines MAS 0050190007 = 10235501