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Gridley Limonite Mine

Past Producer in Dutchess 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. Materials information
  7. Nearby scientific data
  8. Controls for ore emplacement
  9. Economic information about the deposit and operations
  10. Mining district
  11. Links to other databases
  12. Bibliographic references
  13. General comments
  14. Reporter information

Geologic information

Identification information

Deposit ID 10067391
MRDS ID W000135
Record type Site
Current site name Gridley Limonite Mine

Geographic coordinates

Geographic coordinates: -73.56205, 41.85138 (WGS84)

Site location context

Political divisions (FIPS codes)

Dutchess(county)

New York(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Amenia(quadrangle 1:24,000 scale)

Waterbury(quadrangle 1:100,000 scale)

Hartford(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Housatonic(hydrologic unit)

Connecticut Coastal(hydrologic accounting unit)

Connecticut Coastal(hydrologic subregion)

New England(hydrologic region)

Geographic areas

Country State County
United States New York Dutchess

Commodities

Commodity Importance
Iron Primary

Comments on the commodity information

  • TOPO SHOWS MINE PIT AS POND 800 FT. LONG NORTH-SOUTH, 100 FT. WIDE EAST-WEST, ABOUT 20 FT. DEEP, GRIDLEY MINE PIT IS SMALL SOUTHERN PORTION OF LARGE PIT AND POND, THE NORTHERN PORTION BEING THE PALMER PIT OF THIS AMENIA MINE (HARTFORD SHEET, NO. 55). MANGANESE AND ZINC PROBABLY PRESENT BUT NOT TESTED FOR.

Materials information

Materials Type of material
Limonite Ore
Siderite Ore

Nearby scientific data

(1) -73.56205, 41.85138
ListMap

Economic information

Controls for ore emplacement

  • Probably Mass Weathering Of Iron Rich Carbonate Beds

Comments on the geologic information

  • GEOL.DESC: MINE PIT AT CONTACT OF MID ORDOVICIAN BERKSHIRE PHYLLITE AND SCHIST FORMATION

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Significant No
Production years 1837 TO 1885

Mining district

District name Eastern New York

Comments on the production information

  • NO FIGURES AVAILABLE; PRODUCTION ESTIMATED BETWEEN 20,000 AND 40,000 TONS OF LIMONITE AND SIDERITE FE ORE; SIDERITE FE ORE ASSAY IS FE 46.06%, P 0.13%, AL2O3 1.47%, MNO 1.90%, CAO 0.61%, MGO 0.45%, CO2 24.87%.

Comments on the reserve resource information

  • NO FIGURES AVAILABLE BUT PROBABLY MODERATE QUANTITIES OF SIDERITE STILL AVAILABLE.

Reference information

Bibliographic references

  • Deposit

    SMOCK, J.C., 1889, "IRON MINES OF NEW YORK STATE", N.Y.S. MUSEUM BULL. 7, MAP, TEXT, PG 56

  • Production

    SMOCK, 1889

General comments

Subject category Comment text
Deposit USGS TOPO, 1958, "AMENIA", 1:24,000, MAP SHOWS MINE PIT AS POND. MINE OWNED BY N. GRIDLEY AND SON, WASSAIC, N.Y. (1889) ; INFO.SRC : 1 PUB LIT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-FEB-1972 D'Agostino, John P. U.S. Geological Survey

Beyond USGS

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

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