Arsenopyrite Mine No. Ek-017

Past Producer in Fairfield county in Connecticut, United States with commodities Arsenic, Iron, Sulfur
Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Materials information
  7. Host and associated rocks
  8. Nearby scientific data
  9. Controls for ore emplacement
  10. Economic information about the deposit and operations
  11. Mining district
  12. Links to other databases
  13. Bibliographic references
  14. General comments
  15. Reporter information

Geologic information

Identification information

Deposit ID 10068198
MRDS ID W001146
Record type Site
Current site name Arsenopyrite Mine No. Ek-017

Geographic coordinates

Geographic coordinates: -73.23371, 41.3536 (WGS84)

Site location context

Political divisions (FIPS codes)

Fairfield(county)

Connecticut(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Long Hill(quadrangle 1:24,000 scale)

Bridgeport(quadrangle 1:100,000 scale)

Hartford(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Saugatuck(hydrologic unit)

Connecticut Coastal(hydrologic accounting unit)

Connecticut Coastal(hydrologic subregion)

New England(hydrologic region)

Geographic areas

Country State County
United States Connecticut Fairfield

Commodities

Commodity Importance
Arsenic Critical Primary
Iron Tertiary
Sulfur Tertiary

Comments on the commodity information

  • INFORMATION LACKING. MINE SHAFT WITH ABUNDANT ARSENOPYRITE ON DUMPS. LOCATION NOT EXACT.

Materials information

Materials Type of material
Apatite Gangue
Biotite Gangue
Garnet Gangue
Kyanite Gangue
Magnetite Gangue
Microcline Gangue
Muscovite Gangue
Plagioclase Gangue
Quartz Gangue
Sillimanite Gangue

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite > Diabase
    Stratigraphic age (youngest) Late Triassic
  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Dacite
  • Host or associated Host
    Rock type Metamorphic Rock > Gneiss

Nearby scientific data

(1) -73.23371, 41.3536

Economic information

Controls for ore emplacement

  • Metamorphosed Sediments And Volcanic Dacitic Flows And Tuffs

Comments on the geologic information

  • GEOL.DESC: ROCK TYPES INCLUDE SCHIST, GNEISS, GRANODIORITE, PEGMATITE. HARRISON JUST WEST OF MAJOR STRUCTURAL ZONE THAT TRENDS NE., THE ZONE TO NORTH IS PART OF WEST BOUNDARY OF CONN. TRIASSIC BASIN.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Both
Significant No
Production years UNKNOWN

Mining district

District name Monroe

Comments on the production information

  • INFORMATION LACKING. PROBABLY ONLY SMALL PRODUCTION OF HIGH GRADE ARSENOPYRITE ORE.

Comments on the reserve resource information

  • FIGURES LACKING. PROBABLY ONLY SMALL AMOUNT OF HIGH GRADE ARSENOPYRITE ORE AVAILABLE; STUDY NEEDED.

Comments on development

  • TOTAL$: US

Reference information

Bibliographic references

  • Deposit

    SCHAIRER, J. F., 1931, "MINERALS OF CONN.", CONN. GEOLOGICAL SURVEY", BULL. NO. 51, PG. 10

  • Production

    SCHAIRER, 1931.

General comments

Subject category Comment text
Deposit USGS, TOPO, 1964, "LONG HILL" AT 1:24000, SHOWS DEPRESSION. ACCORDING TO SCHAIRER MINE TWO MILES NW. OF MONROE ON HILL TOP, WHICH PLACES MINE IN VICINITY OF DEPRESSION. ; INFO.SRC : 1 PUB LIT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-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.