Michigan Gypsum Pit & Mill

Producer in Iosco county in Michigan, United States with commodity Gypsum-Anhydrite
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. Mineral occurrence model information
  9. Nearby scientific data
  10. Geologic structures
  11. Ore body information
  12. Economic information about the deposit and operations
  13. Mining district
  14. Ownership information
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10310004
MRDS ID LW00004
Record type Site
Current site name Michigan Gypsum Pit & Mill

Geographic coordinates

Geographic coordinates: -83.75988, 44.18 (WGS84)
Elevation 183
Relative position APPROXIMATELY 4 MILES SOUTH AND 2 MILES WEST OF NATIONAL CITY ON BRITT ROAD IN IOSCO COUNTY

Site location context

Political divisions (FIPS codes)

Iosco(county)

Michigan(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Whittemore(quadrangle 1:24,000 scale)

Tawas City(quadrangle 1:100,000 scale)

Tawas City(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Au Gres-Rifle(hydrologic unit)

Southwestern Lake Huron(hydrologic accounting unit)

Southwestern Lake Huron(hydrologic subregion)

Great Lakes(hydrologic region)

Geographic areas

Country State County
United States Michigan Iosco

Public Land Survey System information

Meridian Township Range Section Fraction State
Michigan 021N 005E 25,31 Michigan

Comments on the location information

  • SW 1/4 OF SECTION 25, ALL SECTION 31

Commodities

Commodity Importance
Gypsum-Anhydrite Primary

Comments on the commodity information

  • REPORTED AS 99.47% PURE

Materials information

Materials Type of material
Gypsum Ore

Mineral occurrence model information

Model code 253
USGS model code 35a.5 (35ae)
Deposit model name Bedded gypsum: marine evaporite gypsum

Nearby scientific data

(1) -83.75988, 44.18

Economic information

Geologic structures

Type of structure Regional
Structure description Michigan basin
Type of structure Local
Structure description Relatively flat lying beds

Ore body information

  • Name MICHIGAN FORMATION
    General form NATIONAL CITY FORMATION MEMBER OF MICHIGAN FORMATION
    Strike FLAT
    Dip FLAT
    Thickness 3M
  • Thickness 2M

Comments on the ore body information

  • Orebody thickness 5-12 ft.

Comments on the geologic information

  • GYPSUM DEPOSIT CONSIST OF TWO BEDS OVERLAIN BY APPROXIMATELY 5-12 FEET OF GLACIAL BOULDER CLAY OVERBURDEN. THE BEDS ARE SEPARATED BY A 1 - 4 FOOT UNEVEN LAYER OF HARD SHALEY DOLOMITE.

Economic information about the deposit and operations

Operation type Surface
Development status Producer
Commodity type Non-metallic
Significant Yes
Year of first production 1960

Mining district

District name Alabaster District

Ownership information

  • Type Owner
    Owner Michigan Gypsum Company

Comments on the workings information

  • MULTIBENCH MINING METHOD

Reference information

Bibliographic references

  • Deposit

    A.H. STEVENS, 1968, ECONOMIC POTENTIAL ON MICHIGAN'S GYPSUM DEPOSITS, CONSUMER POWER COMPANY, JACKSON, MICHIGAN.

  • Deposit

    L.I. BRIGGS, 1970, GEOLOGY OF GYPSUM IN THE LOWER PENINSULA, MICHIGAN, PROCEEDINGS SIXTH FORUM ON GEOLOGY OF INDUSTRIAL MINERALS, GEOLOGICAL SURVEY DIVISION, DEPARTMENT OF NATURAL RESOURCES.

General comments

Subject category Comment text
Deposit TWO BEDS OVERLAIN BY GLACIAL BOULDER CLAY. LOWEST BED IS REPORTED TO BE SUGARY AND IMPURE AND WAS NOT BEING MINED AT TIME OF REPORT.

Reporter information

Type Date Name Affiliation Comment
Reporter 16-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.