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  3. Mineral Resource Data System (MRDS)

Scranton Silver Mine

Past Producer in Ontonagon county in Michigan, United States with commodity Silver
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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. Host and associated rocks
  8. Nearby scientific data
  9. Geologic structures
  10. Ore body information
  11. Economic information about the deposit and operations
  12. Mining district
  13. Ownership information
  14. Bibliographic references
  15. General comments
  16. Reporter information

Geologic information

Identification information

Deposit ID 10310153
MRDS ID LW00153
Record type Site
Current site name Scranton Silver Mine

Geographic coordinates

Geographic coordinates: -89.58565, 46.81972 (WGS84)
Relative position CARP LAKE TOWNSHIP; MINE LOCATED ON THE BANKS OF THE LITTLE IRON RIVER

Site location context

Political divisions (FIPS codes)

Ontonagon(county)

Michigan(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

White Pine(quadrangle 1:24,000 scale)

Ontonagon(quadrangle 1:100,000 scale)

Iron River(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Black-Presque Isle(hydrologic unit)

Southcentral Lake Superior(hydrologic accounting unit)

Southern Lake Superior(hydrologic subregion)

Great Lakes(hydrologic region)

Geographic areas

Country State County
United States Michigan Ontonagon

Public Land Survey System information

Meridian Township Range Section Fraction State
Michigan 51N 42W 13 W 1/2 OF W 1/2 Michigan

Commodities

Commodity Importance
Silver Primary

Host and associated rocks

  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Mafic Volcanic Rock > Basalt
    Rock unit name Portage Lake Volcanics
    Rock description Portage Lake Volcanics
    Stratigraphic age (youngest) Stenian
    Chronological age 1095

Nearby scientific data

(1) Copper Harbor Conglomerate
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description Syncline

Ore body information

  • General form IRREGULAR

Comments on the geologic information

  • ALTERNATE BRECCIATED BASALT FLOWS, AMYGDALOIDAL BASALTS AND/OR INTERFLOW CONGLOMERATES - VARIES WITH LOCATION

Economic information about the deposit and operations

Operation type Underground
Development status Past Producer
Commodity type Metallic
Significant No
Year of first production 1872

Mining district

District name Keweenaw Copper District

Ownership information

  • Type Owner
    Owner Scranton Mining Co.

Comments on the workings information

  • 2 SHAFTS, ONE ON EACH SIDE OF RIVER. 1 SHAFT IS 300 FEET DEEP VERTICAL

Comments on development

  • OF THE 27 OR SO SILVER PROSPECT - ONTONAGON MINING CO. WAS ONE OF THE 4 SILVER PRODUCERS IN THE ONTONAGON SILVER MINING EPISODE

Reference information

Bibliographic references

  • Deposit

    JOHNSON, A.M. AND GROTH, E.H., 1998, INVENTORY OF UNDERGROUND MINES, ONTONAGON COUNTY, P. 220-221, SITE ID # 660079, MICHIGAN DEPARTMENT OF NATURAL RESOURCES.

General comments

Subject category Comment text
Deposit HOMESTEADER NAMED AUSTIN CORSER FOUND SILVER FIRST IN SECTION 13
Deposit SILVER BEARING ROCK WAS A GRAY COMPACT SANDSTONE INTERMINGLED WITH UNDULATING LAYERS OF BLACK SHALE WITH EMBEDDED SILVER, SANDSTONE ALSO HAD SOME SILVER IN IT

Reporter information

Type Date Name Affiliation Comment
Reporter 07-AUG-2002 Anderson, Arlene (M. Gere) Michigan Department of Natural Resources

Beyond USGS

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

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