Kann Mine

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 10082033
MRDS ID W044535
Record type Site
Current site name Kann Mine

Geographic coordinates

Geographic coordinates: -91.16764, 42.81694 (WGS84)

Site location context

Political divisions (FIPS codes)

Clayton(county)

Iowa(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Garnavillo(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
    Stratigraphic age (youngest) Middle Ordovician

Nearby scientific data

(1) -91.16764, 42.81694

Economic information

Comments on the geologic information

  • N85<ORE OCCURRS IN BRECCIATED DOLOMITE; GALENA CRYSTALS ARE ACCOMPANIED BY CALCITE AND SMALL AMOUNTS OF BARITE AND MARCASTITE. ORES WERE APPARENTLY DEPOSITED IN SOLUTION BRECCIAS IN GROUND PREPARED BY BEDDING-PLANE FAULTING; THERE ARE NO OBVIOUS VERTICAL FISSURES.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Significant No

Comments on the production information

  • D10<"MAJOR" PRODUCTION INFERRED FROM THE SIZE OF THE STOPES AND DRIFTS.

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit GEN<MINE OPERATED ABOUT 1860; STOPES SUPPORTED BY ROCK PILLARS ARE REPORTED TO BE 1,800' LONG, 3 1/2 FEET HIGH, AND AS MUCH AS 300' WIDE. CADASTRAL LOCATION: NW 1/4 SEC. 2, T. 92 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.