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Selden Neck Granite Gneiss Rock Quarry

Past Producer in New London county in Connecticut, United States with commodity Stone, Dimension
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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. Ownership information
  14. Workings at the site
  15. Links to other databases
  16. Bibliographic references
  17. General comments
  18. Reporter information

Geologic information

Identification information

Deposit ID 10067780
MRDS ID W000615
Record type Site
Current site name Selden Neck Granite Gneiss Rock Quarry
Related records 10118748

Geographic coordinates

Geographic coordinates: -72.40951, 41.39332 (WGS84)

Site location context

Political divisions (FIPS codes)

New London(county)

Connecticut(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Deep River(quadrangle 1:24,000 scale)

New Haven(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 New London

Commodities

Commodity Importance
Stone, Dimension Primary

Comments on the commodity information

  • CLOSED BEFORE 1908. OWNER IN 1911 WAS A.W. PARKER CO. TWO QUARRIES; SE. QUARRY ABOUT 250 FEET LONG NW. TO SE., 40 FEET WIDE, WITH 30 FOOT HIGH WORKING FACE TO EAST. GNEISS FOLIATION STRIKES N. 80 TO 85 DEG. EAST, DIPS 20 TO 25 DEG.NORTH 5 TO 10 DEG.WEST. SHEETS ONE TO 3 FEET THICK ALONG FOLIATION. GRANITE MEDIUM TO DARK REDDISH GRAY COLOR, STREAKED WITH BLACK, WITH FINE GNEISSOSE TEXTURE. SOME PEGMATITE DIKES, ONE INCH TO TWO FEET THICK. ADDITIONAL QUARRY 1400 FEET TO NORTHWEST.

Materials information

Materials Type of material
Apatite Gangue
Biotite Gangue
Hornblende Gangue
Microcline Gangue
Oligoclase Gangue
Orthoclase Gangue
Quartz Gangue
Zircon Gangue

Analytical data

Result MODAL ANALYSIS IN PERCENT RANGE FOR STERLING GRANITE GNEISS FOR 5 SAMPLES ARE QUARTZ 22.2 TO 42.3
Result PLAGIOCLASE 16.9 TO 43.4
Result K FELPSPAR 26.4 TO 42.5
Result BIOTITE N TO 7.6
Result OPAQUES, CHIEFLY MAGNETITE AND ILMENITE N TO 1.1
Result NON OPAQUES N TO 0.2

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Pegmatite
    Stratigraphic age (youngest) Mississippian
    Stratigraphic age (youngest) Mississippian

Nearby scientific data

(1) -72.40951, 41.39332
ListMap

Economic information

Ore body information

  • Strike N. 80 TO 85 DEG. EAST
    Dip 20 TO 25 DEG. NORTH 5 TO 10 DEG. WEST

Controls for ore emplacement

  • Metamorphosed Intrusive Granite

Economic information about the deposit and operations

Development status Past Producer
Commodity type Non-metallic
Significant No
Production years BEFORE 1908

Mining district

District name Lyme

Ownership information

  • Type Owner
    Owner Parker Co., A. W.

Comments on the production information

  • FIGURES LACKING; PROBABLY MODERATE PRODUCTION OF CONSTRUCTION STONE.

Comments on the reserve resource information

  • FIGURES LACKING; LARGE VOLUME OF ROCK REMAINS BUT SITES NOW WITHIN SELDEN NECK STATE PARK.

Workings at the site

  • Type of workings Unknown
    Overall length 76.2M
    Overall width 12.19M

Comments on development

  • TOTAL$: US

Reference information

Bibliographic references

  • Deposit

    LUNDGREN, L.W., 1963, "BEDROCK GEOL. DEEP RIVER QUAD.," CONN. GEOLOGICAL SURVEY, QR NO. 13, MAP, TEXT,P.1

  • Production

    DALE, 1911

General comments

Subject category Comment text
Deposit LUNDGREN'S MAP AT 1:24000 NO QUARRY LOCATIONS; MODAL ANALYSES P. 17. USGS, TOPO, 1961, "DEEP RIVER", AT 1:24000 SHOWS QUARRY BY TOPOGRAPHY; SMALL HILL IN CENTER OF QUARRY SHOULD BE SMALL POND, SEE LUNDGRENS MAP. ; INFO.SRC : 1 PUB LIT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-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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