1. Mineral Resources
  2. Online Spatial Data
  3. Mineral Resource Data System (MRDS)

Granite Gneiss Rock Quarry No. Ek-032

Past Producer in Fairfield county in Connecticut, United States with commodity Stone, Dimension
Map
XML
JSON
KML
B
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 10068185
MRDS ID W001132
Record type Site
Current site name Granite Gneiss Rock Quarry No. Ek-032
Related records 10192018

Geographic coordinates

Geographic coordinates: -73.1576, 41.25527 (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)

Housatonic(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
Stone, Dimension Primary

Comments on the commodity information

  • INFORMATION LACKING. MEDIUM GRAINED, GENERALLY POORLY FOLIATED GNEISS; WEATHERS VERY LIGHT TAN. GNEISSIC ZONE ABOUT ONE MILE WIDE, MILES LONG.

Materials information

Materials Type of material
Apatite Gangue
Biotite Gangue
Garnet Gangue
Magnetite Gangue
Microcline Gangue
Muscovite Gangue
Plagioclase Gangue
Quartz 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 Host
    Rock type Metamorphic Rock > Gneiss

Nearby scientific data

(1) -73.1576, 41.25527
ListMap

Economic information

Ore body information

  • Length 8046.5M
    Width 1M

Controls for ore emplacement

  • Metamorphosed Granite And Sediment Layers.

Comments on the geologic information

  • GEOL.DESC: SHELTON FELDSPATHIC GNEISS FACIES EQUIVALENT TO METAMORPHOSED ANSONIA GRANITE IN ADJACENT QUAD TO EAST; METAMORPHOSED MEMBER OF SEDIMENTS ONLY NAMED NORTHWESTERN FACIES.

Economic information about the deposit and operations

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

Mining district

District name Trumbull

Comments on the production information

  • INFORMATION LACKING. PROBABLY ONLY SMALL AMOUNT OF DIMENSION STONE PRODUCED.

Comments on the reserve resource information

  • FIGURES LACKING. LARGE VOLUME OF ROCK REMAINS.

Comments on development

  • TOTAL$: US

Reference information

Bibliographic references

  • Deposit

    CROWLEY, W. P., 1968, "BEDROCK GEOL. LONG HILL QUAD.", CONN. GEOLOGICAL SURVEY, QUAD. REPORT NO. 24, MAP, TEXT, PG. 73

  • Production

    CROWLEY, 1968.

General comments

Subject category Comment text
Deposit CROWLEY'S MAP AT 1:24000 LOCATES QUARRY 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.

Maps centered on this site