Sny Magill Mines

Past Producer in Clayton county in Iowa, United States with commodity Lead
Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Materials information
  7. Host and associated rocks
  8. Nearby scientific data
  9. Economic information about the deposit and operations
  10. Links to other databases
  11. Bibliographic references
  12. General comments
  13. Reporter information

Geologic information

Identification information

Deposit ID 10081992
MRDS ID W044480
Record type Site
Current site name Sny Magill Mines
Alternate or previous names Clayton

Geographic coordinates

Geographic coordinates: -91.18514, 42.94944 (WGS84)

Site location context

Political divisions (FIPS codes)

Clayton(county)

Iowa(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Clayton(quadrangle 1:24,000 scale)

Oelwein(quadrangle 1:100,000 scale)

Dubuque(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Grant-Little Maquoketa(hydrologic unit)

Upper Mississippi-Maquoketa-Plum(hydrologic accounting unit)

Upper Mississippi-Maquoketa-Plum(hydrologic subregion)

Upper Mississippi(hydrologic region)

Geographic areas

Country State County
United States Iowa Clayton

Commodities

Commodity Importance
Lead Primary

Materials information

Materials Type of material
Galena Ore

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Dolomite
    Rock unit name Prairie Du Chien Group
    Rock description Prairie Du Chien Group
    Stratigraphic age (youngest) Early Ordovician

Nearby scientific data

(1) -91.18514, 42.94944

Economic information

Comments on the geologic information

  • N85<GALENA OCCURS IN BRECCIA IN ORDOVICIAN ROCKS OF THE PRAIRIE DU CHIEN GROUP.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Significant No

Reference information

Bibliographic references

  • Deposit

    WHITLOW, J. W., 1964, ORAL COMMUNICATION TO A. V. HEYL.

  • Deposit

    HEYL, A. V., FIELD NOTES

General comments

Subject category Comment text
Deposit GEN<MINED BY SHAFTS AND ADITS IN THE EARLY L9TH CENTURY. CADASTRAL LOCATION: NW 1/4 SEC 22, T. 94 N., R. 3 W. ; INFO.SRC : COBB

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAY-1985 Miller, M. U.S. Geological Survey

Beyond USGS

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