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  3. Mineral Resource Data System (MRDS)

Pacific Exploration

Prospect in Houghton county in Michigan, United States with commodity Copper
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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. 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 10310087
MRDS ID LW00087
Record type Site
Current site name Pacific Exploration

Geographic coordinates

Geographic coordinates: -88.61672, 47.10528 (WGS84)
Location accuracy 1000(meters)
Relative position PORTAGE LAKE TOWNSHIP

Site location context

Political divisions (FIPS codes)

Houghton(county)

Michigan(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Chassell(quadrangle 1:24,000 scale)

Hancock(quadrangle 1:100,000 scale)

Hancock C(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Keweenaw Peninsula(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 Houghton

Public Land Survey System information

Meridian Township Range Section Fraction State
Michigan 54N 34W 3 SE Michigan

Commodities

Commodity Importance
Copper Primary

Materials information

Materials Type of material
Copper Ore

Mineral occurrence model information

Model code 96
USGS model code Unassigned
Deposit model name Native Cu
Mark3 model number 99

Nearby scientific data

(1) -88.61672, 47.10528
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description Syncline

Ore body information

  • Name ASHBED LODE
    General form IRREGULAR

Comments on the geologic information

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

Economic information about the deposit and operations

Operation type Underground
Development status Prospect
Significant No
Year of first production 1899
Year of last production 1900

Mining district

District name Keweenaw Copper District

Ownership information

  • Type Owner
    Owner Pacific Mining Co., and Pacific Copper Co.

Comments on the workings information

  • VERTICAL SHAFT & CROSS CUT TO THE LODE

Comments on development

  • THE LODE WAS POOR TO NORTH OF THE ATLANTIC MINE -SO PACIFIC GAVE UP IN 1900

Reference information

Bibliographic references

  • Deposit

    JOHNSON, A.M. AND GROTH, E.H., 1998, INVENTORY OF UNDERGROUND MINES, HOUGHTON COUNTY, SITE ID 310054, MICHIGAN DEPARTMENT OF NATURAL RESOURCES.

General comments

Subject category Comment text
Deposit THE LODE WAS POOR TO NORTH OF THE ATLANTIC MINE -SO PACIFIC GAVE UP IN 1900

Reporter information

Type Date Name Affiliation Comment
Reporter 01-AUG-02 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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