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Mine Hill Quartz Quarry No. Fj-012

Past Producer in Litchfield county in Connecticut, United States with commodity 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. Controls for ore emplacement
  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 10067423
MRDS ID W000170
Record type Site
Current site name Mine Hill Quartz Quarry No. Fj-012

Geographic coordinates

Geographic coordinates: -73.34176, 41.56277 (WGS84)

Site location context

Political divisions (FIPS codes)

Litchfield(county)

Connecticut(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Roxbury(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
Quartz Primary

Comments on the commodity information

  • INFORMATION LACKING AS TO OPEN PIT MINING OPERATIONS

Materials information

Materials Type of material
Quartz Gangue

Host and associated rocks

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

Nearby scientific data

(1) -73.34176, 41.56277
ListMap

Economic information

Controls for ore emplacement

  • Vein Quartz, Which Probably Occupies Shear Zone In Granite Gneiss Body

Comments on the geologic information

  • GEOL.DESC: MINE HILL GRANITIC GNEISS CONSIDERED SYNTECTONIC INTRUSIVE INTO CAMBRO-ORDOVICIAN HARTLAND FORMATION OF INTERLAYERED MICA QUARTZITE AND SCHIST.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Non-metallic
Significant No

Mining district

District name Southeast Berkshire Highlands

Comments on the production information

  • INFORMATION LACKING, BUT PROBABLY QUARRY PRODUCED ONLY SMALL QUANTITIES. HIGH GRADE SILICA.

Comments on the reserve resource information

  • INFORMATION LACKING BUT PROBABLY ONLY SMALL QUANTITIES AVAILABLE FROM MINOR QUARTZ VEINS.

Comments on development

  • TOTAL$: US

Reference information

Bibliographic references

  • Deposit

    GATES, R. M., 1959, "GEOL. MAP ROXBURY QUAD.", 1:24,000, USGS, GQ121, SHORT TEXT

General comments

Subject category Comment text
Deposit GATES' MAP LOCATES QUARRY BY SYMBOL. ; INFO.SRC : 1 PUB LIT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAR-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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