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Hardy Nickel Sulfide Mine

Past Producer in Litchfield county in Connecticut, United States with commodities Nickel, Iron, Sulfur
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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. Mineral occurrence model information
  8. Host and associated rocks
  9. Nearby scientific data
  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 10067413
MRDS ID W000160
Record type Site
Current site name Hardy Nickel Sulfide Mine
Related records 10143430

Geographic coordinates

Geographic coordinates: -73.26154, 41.74199 (WGS84)

Site location context

Political divisions (FIPS codes)

Litchfield(county)

Connecticut(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

New Preston(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
Nickel Critical Primary
Iron Primary
Sulfur Primary

Comments on the commodity information

  • Sulfides Unevenly Distributed In All Rock Types As Grains, Aggregates, Thin Veinlets and Masses Up To Five Inches Thick. Two Shafts, Now Flooded. Nickeliferous Sulfides Found Mostly In Less Feldspathic Norite.
  • SULFIDES UNEVENLY DISTRIBUTED IN ALL ROCK TYPES AS GRAINS, AGGREGATES, THIN VEINLETS AND MASSES UP TO FIVE INCHES THICK. TWO SHAFTS, NOW FLOODED. NICKELIFEROUS SULFIDES FOUND MOSTLY IN LESS FELDSPATHIC NORITE.

Materials information

Materials Type of material
Hematite Ore
Ilmenite Ore
Magnetite Ore
Hornblende Gangue
Zircon Gangue
Spinel Gangue

Mineral occurrence model information

Model code 13
USGS model code 7a
Deposit model name Synorogenic-synvolcanic Ni-Cu
Mark3 model number 19

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Gabbro > Norite
    Stratigraphic age (youngest) Early Devonian
    Stratigraphic age (youngest) Early Devonian
  • Host or associated Host
    Rock type Metamorphic Rock > Gneiss

Nearby scientific data

(1) -73.26154, 41.74199
ListMap

Economic information

Comments on the geologic information

  • Geol.Desc: Area of Repeated Mafic Intrusives During Early Deformation Period Followed By Emplacement of Numerous, Small, Non-Sulfide Bearing Granitic Dikes.
  • GEOL.DESC: AREA OF REPEATED MAFIC INTRUSIVES DURING EARLY DEFORMATION PERIOD FOLLOWED BY EMPLACEMENT OF NUMEROUS, SMALL, NON-SULFIDE BEARING GRANITIC DIKES.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Both
Significant No
Production years 1835 TO 1837

Mining district

District name Mt. Prospect

Comments on the production information

  • SULFIDE ORE TOO COMPLEX FOR METALLURGY (1835); FIGURES LACKING. HIGH GRADE MASSIVE SULFIDE.

Comments on the reserve resource information

  • FIGURES LACKING; PROBABLY ONLY SMALL QUANTITIES OF HIGH GRADE MASSIVE SULFIDE PRESENT.

Comments on development

  • TOTAL$: US

Reference information

General comments

Subject category Comment text
Deposit Mine Area On New Preston. 7.5 Minute Quad. ; Info.Src : 1 Pub Lit
Deposit MINE AREA ON NEW PRESTON. 7.5 MINUTE QUAD. ; INFO.SRC : 1 PUB LIT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-FEB-1972 Windolph, John F. U.S. Geological Survey Added Model_Num And Model
Updater 20-AUG-1997 Mchone, Nancy Connecticut Geological and Natural History Survey

Beyond USGS

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

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