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Granitic Gneiss Rock Quarry No. Ei-005

Past Producer in Litchfield county in Connecticut, United States with commodity Stone
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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 10068171
MRDS ID W001115
Record type Site
Current site name Granitic Gneiss Rock Quarry No. Ei-005
Related records 10289381

Geographic coordinates

Geographic coordinates: -73.09981, 41.84082 (WGS84)

Site location context

Political divisions (FIPS codes)

Litchfield(county)

Connecticut(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Torrington(quadrangle 1:24,000 scale)

Waterbury(quadrangle 1:100,000 scale)

Hartford(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Farmington River(hydrologic unit)

Lower Connecticut(hydrologic accounting unit)

Connecticut(hydrologic subregion)

New England(hydrologic region)

Geographic areas

Country State County
United States Connecticut Litchfield

Commodities

Commodity Importance
Stone Primary

Comments on the commodity information

  • INFORMATION LACKING. FINE TO MEDIUM GRAINED, GRAY, BANDED TO MASSIVE GRANITIC GNEISS. STRIKE OF FOLIATION N. 25 DEG. EAST, DIP 85 DEG. SE. LAYERS GENERALLY LESS THAN 2 FEET THICK, VARY FROM INCHES TO 10 FEET THICK. GRANITE AND PEGMATITE PATCHES AND STRINGERS NUMEROUS.

Materials information

Materials Type of material
Gneiss Ore
Apatite Gangue
Biotite Gangue
Chlorite Gangue
Epidote Gangue
Hornblende Gangue
Microcline Gangue
Muscovite Gangue
Plagioclase Gangue
Quartz Gangue
Zircon Gangue

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Granite
    Stratigraphic age (youngest) Early Devonian
    Stratigraphic age (youngest) Neoproterozoic
  • Host or associated Host
    Rock type Metamorphic Rock > Gneiss

Nearby scientific data

(1) -73.09981, 41.84082
ListMap

Economic information

Ore body information

  • Strike N. 25 DEG. EAST
    Dip 85 DEG. SE.
    Thickness 3.05M

Controls for ore emplacement

  • Metamorphosed Acidic And Basic Volcanic Rocks And Shales; Pre Or Syntectonic Granites

Comments on the geologic information

  • GEOL.DESC: LIMB OF ANTICLINAL STRUCTURE.

Economic information about the deposit and operations

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

Mining district

District name Torrington

Comments on the production information

  • INFORMATION LACKING. PROBABLY SMALL AMOUNT OF CONSTRUCTION STONE PRODUCED.

Comments on the reserve resource information

  • FIGURES LACKING. LARGE VOLUME OF ROCK REMAINS IN GRANITIC GNEISS BELT.

Comments on development

  • TOTAL$: US

Reference information

Bibliographic references

  • Deposit

    MARTIN, C. W., 1970, "BEDROCK GEOL. TORRINGTON QUAD.", CONN. GEOLOGICAL SURVEY, QUAD REPORT NO. 25, MAP, TEXT, PG. 49

  • Production

    MARTIN, 1970.

General comments

Subject category Comment text
Deposit MARTIN'S MAP AT 1:24000; QUARRY LOCATED IN TEXT. ; 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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