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Anvil-Palms-Keweenaw Group

Past Producer in Gogebic county in Michigan, United States with commodity Iron
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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. Materials information
  8. Alteration
  9. Mineral occurrence model information
  10. Host and associated rocks
  11. Nearby scientific data
  12. Geologic structures
  13. Ore body information
  14. Controls for ore emplacement
  15. Economic information about the deposit and operations
  16. Mining district
  17. Ownership information
  18. Production statistics
  19. Workings at the site
  20. Bibliographic references
  21. Reporter information

Geologic information

Identification information

Deposit ID 10082652
MRDS ID W062000
Record type Site
Current site name Anvil-Palms-Keweenaw Group
Alternate or previous names Anvil Mine, Palms Mine, Keweenaw Lease, Massie Lease
Related records 10310203

Comments on the site names

  • THE GROUP INCLUDES THE FORMER ANVIL MINE, PALMS MINE, KEWEENAW LEASE, AND MASSIE LEASE.

Geographic coordinates

Geographic coordinates: -90.01927, 46.47361 (WGS84)
Relative position 1/3 TO 1 1/3 MI WEST TO NORTHWEST OF RAMSAY, MICHIGAN

Site location context

Political divisions (FIPS codes)

Gogebic(county)

Michigan(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Bessemer(quadrangle 1:24,000 scale)

Ironwood(quadrangle 1:100,000 scale)

Ashland(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 Gogebic

Public Land Survey System information

Meridian Township Range Section Fraction State
Michigan T47N R46W 11, 14 Michigan

Comments on the location information

  • ANVIL MINE --NE SEC 14; FORMER PALMS MINE--NW SEC 14; KEWEENAW LEASE--S 1/2-SE SEC 11; AND MASSIE LEASE--S 1/2-SW SEC 11--ALL IN T47N-R46W. PROPERTY HAS AN AREA OF ABOUT 3/4 SQ. MI. LAT/LON IS FOR THE MAIN ENTRANCE

Commodities

Commodity Importance
Iron Primary

Comments on the commodity information

  • ORE IS SOFT, RED, BESSEMER AND NON-BESSEMER.

Materials information

Materials Type of material
Hematite Ore
Goethite Ore

Alteration

  • (Local) Gogebic iron range is in the chlorite metamorphic zone in the least metamorphosed area of the upper peninsula.

Mineral occurrence model information

Model code 241
USGS model code 34a
Deposit model name Superior Fe (BC name is Lake Superior & Rapitan types iron-formation)

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Chemical Sediment > Iron Formation
    Rock unit name Ironwood Iron-Formation
    Rock description Ironwood Iron-Formation
    Stratigraphic age (youngest) Paleoproterozoic

Nearby scientific data

(1) -90.01927, 46.47361
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description N-dipping sediments; regional trends are east to west.
Type of structure Local
Structure description An E-W linear iron formation going from Gogebic, MI, to Ironwood,MI, and to

Ore body information

  • General form STRATABOUND
    Dip 50-55 N

Controls for ore emplacement

  • Oxidation and leaching of unaltered banded-iron formation to soft iron-oxide ore bodies.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Medium
Significant No
Discoverer A. Randall discovered low-grade magnetic material during the survey of the fourth principal meridian.
Year of first production 1887
Year of last production 1957
Production years 1887 TO 1957; 70 YEARS OF PRODUCTION.

Mining district

District name Gogebic Iron District

Ownership information

  • Type Owner
    Owner Youngstown Sheet And Tube Co., Iron Ore Mines (1923 and beyond)

Production statistics

  • Year 1929
    Period 1926-1929
    Material ore Fe
    Ore mined 154710mt
    Accuracy Accurate
  • Year 1937
    Period 1887-1937
    Material ore Fe
    Ore mined 12004863mt
    Accuracy Accurate
  • Year 1938
    Material ore Fe
    Ore mined 247497mt
    Accuracy Accurate
  • Year 1939
    Material ore Fe
    Ore mined 577284mt
    Accuracy Accurate
  • Year 1950
    Period 1914-1950
    Material ore Fe
    Ore mined 4946526mt
    Accuracy Accurate
  • Year 1950
    Period 1887-1950
    Material ore Fe
    Ore mined 4518111mt
    Accuracy Accurate
  • Year 1950
    Period 1887-1950
    Material ore Fe
    Ore mined 18879191mt
    Accuracy Accurate
  • Year 1957
    Period 1887-1957
    Material ore Fe
    Ore mined 22327647mt
    Accuracy Accurate

Comments on the production information

  • PRODUCTION IS FOR ANVIL AND PALMS MINES AND KEWEENAW AND MASSIE LEASES. LAKE SUPERIOR IRON ORE ASSOCIATION, 1952, HAS PRODUCTION FIGURES FOR INDIVIDUAL MINES AND LEASES. IN 1950, MONTROSE MIX AND MONTROSE SPECIAL GRADES WERE SHIPPED.

Workings at the site

  • Type of workings Underground
    Overall depth 609.6M

Comments on the workings information

  • AFTER EXHAUSTION OF THE EUREKA-ASTEROID MINE IN 1950, PRODUCTION FROM THIS GROUP WAS HOISTED THROUGH THAT SHAFT. PRODUCTION WAS SHIPPED THROUGH THE PORT AT ASHLAND, WI. THE GROUP WAS WORKING BY SUB-LEVEL CAVING.

Comments on development

  • CLOSED IN 1957 AFTER 70 YEARS OF PRODUCTION. YOUNGSTOWN SHEET AND TUBE CO (1923-1931) PICKANDS-MATHER, YOUNGSTOWN MINE CORP (1931-1957). ORIGINALLY OPENED INDIVIDUALLY - ANVIL 1887, PALMS 1887, KEWEENAW 1914, MASSIE 1926.

Reference information

Bibliographic references

  • Deposit

    LAKE SUPERIOR IRON ORE ASSOCIATION, 1952, LAKE SUPERIOR IRON ORES: OHIO, CLEVELAND, P. 53.

  • Deposit

    SCHMIDT, 1980: USGS BULLETIN 1460.

  • Deposit

    JOHNSON, A.M., AND GROTH, E.H., 1998, INVENTORY OF UNDERGROUND MINES, GOGEBIC COUNTY, P. 1-19, MICHIGAN DEPARTMENT OF NATURAL RESOURCES.

  • Production

    LAKE SUPERIOR IRON ORE ASSOCIATION, 1952, P. 62-63.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-OCT-1995 Sutphin, D.M. (Cannon, W.F.) U.S. Geological Survey
Updater 01-MAR-1997 Sutphin, D.M. U.S. Geological Survey
Editor 01-MAY-1997 Mason Jr., G.T. U.S. Geological Survey
Updater 06-AUG-2001 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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