Caddo Mine, Clark County, Arkansas, USAi
| Regional Level Types | |
|---|---|
| Caddo Mine | Mine |
| Clark County | County |
| Arkansas | State |
| USA | Country |
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Latitude & Longitude (WGS84):
34° 9' 47'' North , 93° 24' 25'' West
Latitude & Longitude (decimal):
Locality type:
KΓΆppen climate type:
A mercury mine located 3 miles West of the Antoine River, on the North side of Ashbrook Road. The workings comprise pits, trenches and a shaft in mineralized Jackfork Sandstone. Started 1938, closed 1943.
Structure: Homoclinal Fold. Nw Trending Strike Slip Faults. Thrust Faults, N-S Tear Faults, And Two Fold Systems ; Reg.Trends: Thrust Faults From S In Late Paleozoic
Alteration: Argillic Alteration
Deposit: Hg is disseminated.
Development: Rotary kiln with 30 ton per day capacity.
Geology: Geol.desc: carboniferous formations dip S and are deformed by thrust faults, tear faults, bedding plane faults and folds
Rock formation(s): Jackfork Sandstone, Sandstone;Stanley Shale
Ore(s): 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.
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsCommodity List
This is a list of exploitable or exploited mineral commodities recorded at this locality.Mineral List
9 valid minerals.
Detailed Mineral List:
| β Baryte Formula: BaSO4 Reference: U.S. Geological Survey,2005,Mineral Resources Data System :U.S. Geological Survey,Reston, Virginia |
| β Calomel Formula: [Hg2]2+Cl2 Reference: U.S. Geological Survey,2005,Mineral Resources Data System :U.S. Geological Survey,Reston, Virginia |
| β Cinnabar Formula: HgS Reference: Rocks & Min.:63:107; Clardy & Bush (1976). |
| β Dickite Formula: Al2(Si2O5)(OH)4 Reference: Rocks & Min.:63:107; Clardy & Bush (1976). |
| β Goethite Formula: Ξ±-Fe3+O(OH) Reference: Rocks & Min.:63:107; Clardy & Bush (1976). |
| β Metacinnabar Formula: HgS Reference: U.S. Geological Survey,2005,Mineral Resources Data System :U.S. Geological Survey,Reston, Virginia |
| β Pyrite Formula: FeS2 Reference: U.S. Geological Survey,2005,Mineral Resources Data System :U.S. Geological Survey,Reston, Virginia |
| β Quartz Formula: SiO2 Reference: Rocks & Min.:63:107; Clardy & Bush (1976). |
| β 'Stibiconite' Formula: Sb3+Sb5+2O6(OH) Reference: U.S. Geological Survey,2005,Mineral Resources Data System :U.S. Geological Survey,Reston, Virginia |
| β Stibnite Formula: Sb2S3 Reference: U.S. Geological Survey,2005,Mineral Resources Data System :U.S. Geological Survey,Reston, Virginia |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 2 - Sulphides and Sulfosalts | |||
|---|---|---|---|
| β | Cinnabar | 2.CD.15a | HgS |
| β | Metacinnabar | 2.CB.05a | HgS |
| β | Pyrite | 2.EB.05a | FeS2 |
| β | Stibnite | 2.DB.05 | Sb2S3 |
| Group 3 - Halides | |||
| β | Calomel | 3.AA.30 | [Hg2]2+Cl2 |
| Group 4 - Oxides and Hydroxides | |||
| β | Goethite | 4.00. | Ξ±-Fe3+O(OH) |
| β | Quartz | 4.DA.05 | SiO2 |
| β | 'Stibiconite' | 4.DH.20 | Sb3+Sb5+2O6(OH) |
| Group 7 - Sulphates, Chromates, Molybdates and Tungstates | |||
| β | Baryte | 7.AD.35 | BaSO4 |
| Group 9 - Silicates | |||
| β | Dickite | 9.ED.05 | Al2(Si2O5)(OH)4 |
List of minerals for each chemical element
| H | Hydrogen | |
|---|---|---|
| H | β Dickite | Al2(Si2O5)(OH)4 |
| H | β Goethite | Ξ±-Fe3+O(OH) |
| H | β Stibiconite | Sb3+Sb25+O6(OH) |
| O | Oxygen | |
| O | β Dickite | Al2(Si2O5)(OH)4 |
| O | β Goethite | Ξ±-Fe3+O(OH) |
| O | β Quartz | SiO2 |
| O | β Stibiconite | Sb3+Sb25+O6(OH) |
| O | β Baryte | BaSO4 |
| Al | Aluminium | |
| Al | β Dickite | Al2(Si2O5)(OH)4 |
| Si | Silicon | |
| Si | β Dickite | Al2(Si2O5)(OH)4 |
| Si | β Quartz | SiO2 |
| S | Sulfur | |
| S | β Cinnabar | HgS |
| S | β Metacinnabar | HgS |
| S | β Stibnite | Sb2S3 |
| S | β Baryte | BaSO4 |
| S | β Pyrite | FeS2 |
| Cl | Chlorine | |
| Cl | β Calomel | [Hg2]2+Cl2 |
| Fe | Iron | |
| Fe | β Goethite | Ξ±-Fe3+O(OH) |
| Fe | β Pyrite | FeS2 |
| Sb | Antimony | |
| Sb | β Stibiconite | Sb3+Sb25+O6(OH) |
| Sb | β Stibnite | Sb2S3 |
| Ba | Barium | |
| Ba | β Baryte | BaSO4 |
| Hg | Mercury | |
| Hg | β Cinnabar | HgS |
| Hg | β Calomel | [Hg2]2+Cl2 |
| Hg | β Metacinnabar | HgS |
References
Sort by
Year (asc) Year (desc) Author (A-Z) Author (Z-A)Reed & Wells, (1938), USGS BULL. 886-C
Rocks & Min.:63:107
Chester, (1965), USBM IC-8252.
Clardy, B.F., and Bush, W.V., (1976), Mercury district of southwest Arkansas: Arkansas Geological Commission Information Circular 23, 57 p.
Other Databases
| Link to USGS MRDS: | 10040331 |
|---|
Other Regions, Features and Areas containing this locality
North America PlateTectonic Plate
- Arkoma BasinβOuachita Thrust BeltBasin
- Sabine DomainDomain
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