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Porter Limonite Mine

Past Producer in Litchfield county in Connecticut, 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 10067386
MRDS ID W000128
Record type Site
Current site name Porter Limonite Mine
Related records 10167849

Geographic coordinates

Geographic coordinates: -73.44343, 41.96916 (WGS84)

Site location context

Political divisions (FIPS codes)

Litchfield(county)

Connecticut(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Sharon(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 Connecticut Litchfield

Commodities

Commodity Importance
Iron Primary

Comments on the commodity information

  • PIT 800 FT. NORTH-SOUTH, 300 FT. EAST-WEST, ABOUT 40 FT. DEEP, LARGE POND IN CENTER; PROBABLY MANGANESE AND ZINC IN ORE BUT ASSAYS NOT AVAILABLE.

Materials information

Materials Type of material
Limonite Ore

Nearby scientific data

(1) -73.44343, 41.96916
ListMap

Economic information

Controls for ore emplacement

  • Probably Mass Weathering Of Iron-Rich Carbonate And Schist Beds

Comments on the geologic information

  • GEOL.DESC: NEAR OVER THRUST FAULT ZONE OF LOW CAMBRIAN EVERETT SCHIST OVER STOCKBRIDGE CARBONATE BEDS.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Significant No
Production years IN 1800'S

Mining district

District name Northwestern Connecticut

Comments on the production information

  • NO FIGURES AVAILABLE, ESTIMATE PRODUCTION ABOUT 200,000 TONS OF ORE

Comments on the reserve resource information

  • NO FIGURES AVAILABLE, PROBABLY LARGE AMOUNTS OF LOW GRADE ORE PRESENT.

Comments on development

  • TOTAL$: US

Reference information

General comments

Subject category Comment text
Deposit USGS TOPO, 1969, "SHARON", 1:24,000, SHOWS POND. HOBBS DOES NOT DISCUSS MINE, ONLY DISTRICT. ; INFO.SRC : 1 PUB LIT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JAN-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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