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Slater's Feldspar Pegmatite Quarries

Past Producer in Middlesex county in Connecticut, United States with commodities Feldspar, Quartz
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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. Host and associated rocks
  8. Nearby scientific data
  9. Ore body information
  10. Controls for ore emplacement
  11. Economic information about the deposit and operations
  12. Mining district
  13. Links to other databases
  14. Bibliographic references
  15. General comments
  16. Reporter information

Geologic information

Identification information

Deposit ID 10067814
MRDS ID W000659
Record type Site
Current site name Slater's Feldspar Pegmatite Quarries

Geographic coordinates

Geographic coordinates: -72.47118, 41.53055 (WGS84)

Site location context

Political divisions (FIPS codes)

Middlesex(county)

Connecticut(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Moodus(quadrangle 1:24,000 scale)

Hartford(quadrangle 1:100,000 scale)

Hartford(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Outlet Connecticut River(hydrologic unit)

Lower Connecticut(hydrologic accounting unit)

Connecticut(hydrologic subregion)

New England(hydrologic region)

Geographic areas

Country State County
United States Connecticut Middlesex

Commodities

Commodity Importance
Feldspar Primary
Quartz Tertiary

Comments on the commodity information

  • INFORMATION LACKING. PEGMATITES NOT SHOWN ON MAP. SCHISTOSITY OF HEBRON FORMATION STRIKE N. 25 DEG. EAST, DIP 20 DEG. NW. AN ADDITIONAL QUARRY LOCATED 900 FEET N. 10 DEG. EAST

Materials information

Materials Type of material
Biotite Gangue
Muscovite Gangue
Plagioclase Unknown
Quartz Unknown

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 Host
    Rock type Metamorphic Rock > Gneiss
  • Host or associated Host
    Rock type Plutonic Rock > Pegmatite

Nearby scientific data

(1) -72.47118, 41.53055
ListMap

Economic information

Ore body information

  • Strike N. 25 DEG. EAST
    Dip 20 DEG. NW

Controls for ore emplacement

  • Pegmatite Dikes

Comments on the geologic information

  • GEOL.DESC: HEBRON WELL BEDDED, LAYERS OF QUARTZ BIOTITE SCHIST AND CALCIC SILICATE GRANOFELS OF QUARTZ, ANDESINE, HORNBLENDE, DIOPSIDE, SPHENE, CALCITE, BIOTITE; MUSCOVITE SCHIST LAYERS OF MUSCOVITE, GRAPHITE, PYRRHOTITE, PYRITE, BIOTITE, QUARTZ; HEBRON CONTAINS BOTH FOLIATED AND NON FOLIATED GRANITIC ROCKS, INCLUDING PEGMATITES. PEGMATITES MAY BE LATE PALEOZOIC.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Non-metallic
Significant No
Production years UNKNOWN

Mining district

District name East Hampton

Comments on the production information

  • INFORMATION LACKING. PROBABLY ONLY SMALL AMOUNTS OF FELDSPAR CONCENTRATE PRODUCED.

Comments on the reserve resource information

  • FIGURES LACKING. PROBABLY ONLY SMALL AMOUNT OF FELDSPAR AVAILABLE FROM SMALL PEGMATITE DIKES.

Comments on development

  • TOTAL$: US

Reference information

Bibliographic references

  • Deposit

    LUNDGREN, JR., L., 1971, "BEDROCK GEOL. MOODUS QUAD.", CONN. GEOLOGICAL SURVEY, QUAD. REPORT NO. 27, MAP, TEXT, PG. 12

  • Production

    LUNDGREN, 1971

General comments

Subject category Comment text
Deposit LUNDGREN'S MAP AT 1:24000 LOCATES QUARRIES BY SYMBOL. ; 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.

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