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Mahopac Mine

Past Producer in Putnam county in New York, 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. Commodities
  6. Nearby scientific data
  7. Economic information about the deposit and operations
  8. Mineral rights holdings
  9. Land status
  10. Ownership information
  11. Links to other databases
  12. Bibliographic references
  13. Reporter information

Geologic information

Identification information

Deposit ID 10151038
MRDS ID W000138
MAS/MILS ID 0360790022
Record type Site
Current site name Mahopac Mine
Alternate or previous names Hill, German Flats
Related records 10067393

Geographic coordinates

Point of reference Trench
Geographic coordinates: -73.76066, 41.39609 (WGS84)
Elevation 210
Location accuracy 10(meters)

Site location context

Political divisions (FIPS codes)

Putnam(county)

New York(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Oscawana Lake(quadrangle 1:24,000 scale)

Bridgeport(quadrangle 1:100,000 scale)

Hartford(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Lower Hudson(hydrologic unit)

Lower Hudson(hydrologic accounting unit)

Lower Hudson-Long Island(hydrologic subregion)

Mid Atlantic(hydrologic region)

Geographic areas

Country State County
United States New York Putnam

Commodities

Commodity Importance
Iron Tertiary

Nearby scientific data

Trench (1) Biotite granite gneiss
ListMap

Economic information

Economic information about the deposit and operations

Operation type Underground
Development status Past Producer
Commodity type Metallic
Significant No
Year of first production 1879

Mineral rights holdings

Type of mineral rights Fee Ownership
Type of mineral rights Unknown

Land status

Ownership category Private

Ownership information

  • Type Owner
    Owner Carl H Andre, Gustave A. Bystrom, Therza Mondel
    Year 1976
  • Type Operator
    Owner Mahopac Iron Co. (Formerly)
    Year 1976

Comments on the production information

  • NEARLY 1,000,000 TONS OF HIGH-GRADE MAGNETITE ORE WERE PRODUCED

Reference information

Bibliographic references

  • Deposit

    US BUREAU OF MINES RI 4338, 1948, 4 P.

  • Deposit

    WAR MINERALS REPORT NO.E-677, 1944.

  • Deposit

    NY STATE MUSEUM BULLETIN NOS.249-250, 1921, PP 124- 126.

Reporter information

Type Date Name Affiliation Comment
Reporter 25-NOV-83 Eastern Field Operations Center (EFOC) U.S. Bureau of Mines

Beyond USGS

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

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