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Comstock Biotite Granite Rock Prospect

Occurrence 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. Ownership information
  14. Workings at the site
  15. Links to other databases
  16. Bibliographic references
  17. Reporter information

Geologic information

Identification information

Deposit ID 10068183
MRDS ID W001130
Record type Site
Current site name Comstock Biotite Granite Rock Prospect

Geographic coordinates

Geographic coordinates: -73.33732, 41.75916 (WGS84)

Site location context

Political divisions (FIPS codes)

Litchfield(county)

Connecticut(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Cornwall(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
Stone Primary

Comments on the commodity information

  • OPENED ABOUT 1900, OWNER REUBEN TREE VOSS IN 1911. PROSPECT 100 FEET SQUARE, AS MUCH AS 5 FEET DEEP. SHEETS 6 TO 14 INCHES THICK AND HORIZONTAL. PEGMATITE DIKE 12 INCHES THICK. GRANITE MEDIUM GRAY IN COLOR, WITH MEDIUM TO FINE TEXTURE.

Materials information

Materials Type of material
Microcline Gangue
Muscovite Gangue
Oligoclase Gangue
Quartz Gangue

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Pegmatite
    Stratigraphic age (youngest) Late Ordovician
  • Host or associated Host
    Rock type Plutonic Rock > Granitoid > Granite

Nearby scientific data

(1) -73.33732, 41.75916
ListMap

Economic information

Ore body information

  • Thickness 0.36M

Controls for ore emplacement

  • Granitic Intrusive

Comments on the geologic information

  • GEOL.DESC: LARGE GRANITE MASS

Economic information about the deposit and operations

Development status Occurrence
Commodity type Non-metallic
Significant No
Year of first production 1900

Mining district

District name Warren

Ownership information

  • Type Owner
    Owner Ruben Tree Voss
    First year 1911

Comments on the production information

  • PROSPECT PIT ONLY.

Comments on the reserve resource information

  • FIGURES LACKING BUT LARGE VOLUME OF GOOD CONSTRUCTION ROCK PRESENT.

Workings at the site

  • Type of workings Unknown
    Overall length 30.48M
    Overall width 30.48M

Comments on development

  • TOTAL$: US

Reference information

Bibliographic references

  • Deposit

    DALE, T. N., 1911, "GRANITES OF CONN.", USGS, BULL. 484, MAP, TEXT, PG. 76

  • Production

    DALE, 1911

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAY-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