Segregated Iron Hill Mine

Past Producer in Lawrence county in South Dakota, United States with commodities Gold, Silver, Lead
Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Public Land Survey System information
  6. Commodities
  7. Materials information
  8. Host and associated rocks
  9. Nearby scientific data
  10. Ore body information
  11. Controls for ore emplacement
  12. Economic information about the deposit and operations
  13. Mining district
  14. Land status
  15. Ownership information
  16. Workings at the site
  17. Links to other databases
  18. Bibliographic references
  19. General comments
  20. Reporter information

Geologic information

Identification information

Deposit ID 10055522
MRDS ID SD02087
Record type Site
Current site name Segregated Iron Hill Mine

Geographic coordinates

Geographic coordinates: -103.86169, 44.39996 (WGS84)
Elevation 1707
Relative position EASTERN EDGE OF THE CARBONATE CAMP AREA, 3 MI WEST OF MAITLAND, SOUTH DAKOTA

Site location context

Political divisions (FIPS codes)

Lawrence(county)

South Dakota(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Spearfish(quadrangle 1:24,000 scale)

Rapid City(quadrangle 1:100,000 scale)

Rapid City(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Redwater(hydrologic unit)

Belle Fourche(hydrologic accounting unit)

Cheyenne(hydrologic subregion)

Missouri(hydrologic region)

Federal lands

Black Hills National Forest(National Forest)

National Forest FS(Type of land area)

FS(Federal land areas administered by FS)

Geographic areas

Country State County
United States South Dakota Lawrence

Public Land Survey System information

Meridian Township Range Section Fraction State
Black Hills 005N 002E 15 South Dakota

Comments on the location information

  • CENTER OF THE N 1/2

Commodities

Commodity Importance
Gold Primary
Silver Primary
Lead Secondary

Materials information

Materials Type of material
Gold Ore
Lead Ore
Silver Ore

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock
    Rock unit name Porphyry Sill
    Rock description Porphyry Sill
    Stratigraphic age (youngest) Pliocene
    Stratigraphic age (youngest) Pliocene
    Stratigraphic age (youngest) Mississippian
    Stratigraphic age (youngest) Mississippian
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone
    Rock unit name Pahasapa Limestone
    Rock description Pahasapa Limestone

Nearby scientific data

(1) -103.86169, 44.39996

Economic information

Ore body information

  • General form IRREGULAR
    Dip 90

Controls for ore emplacement

  • Mineralization Occurred In A Porphyry Sill Along The Main Fracture.

Comments on the geologic information

  • THE MINE IS ON THE EASTWARD EXTENSION OF THE MINERALIZED VERTICAL UPON WHICH THE ADELPHI, IRON HILL, AND SEABURY-CALKINS MINES ARE LOCATED.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Carbonate District

Land status

Ownership category National Forest
Area name Black Hills National Forest

Ownership information

  • Type Owner-Operator
    Owner Carbonate Consolidated Mining Co.

Workings at the site

  • Type of workings Underground
    Overall depth 60.96M

Comments on the workings information

  • THE MAIN SHAFT MAY HAVE BEEN 150 TO 200 FEET DEEP

Comments on development

  • ON THE ULTIMO CLAIM

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit SIMILAR TO SEABURY-CALKINS AND IRON HILL MINES

Reporter information

Type Date Name Affiliation Comment
Reporter 01-AUG-1979 Barari, Rachel A. U.S. Geological Survey

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.

External references