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Hale Pegmatite Quarry

Producer in Middlesex county in Connecticut, United States with commodity Feldspar
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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. Mineral occurrence model information
  8. Host and associated rocks
  9. Nearby scientific data
  10. Ore body information
  11. Economic information about the deposit and operations
  12. Mining district
  13. Ownership information
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10067594
MRDS ID W000382
Record type Site
Current site name Hale Pegmatite Quarry
Related records 10143263

Geographic coordinates

Geographic coordinates: -72.59752, 41.62899 (WGS84)

Site location context

Political divisions (FIPS codes)

Middlesex(county)

Connecticut(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Glastonbury(quadrangle 1:24,000 scale)

Hartford(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 Middlesex

Commodities

Commodity Importance
Feldspar Primary

Comments on the commodity information

  • Opened 1902 By Hale Family. Leased and Mined By Harry Andrews Until 1916, Closed Because of Labor Costs. Leased and Mined Again From 1938 Until Last Seen (1949) By Eureka Mica Mining and Milling Co. of Portland, Subsidiary of Eureka Flint and Spar Co. Of
  • OPENED 1902 BY HALE FAMILY. LEASED AND MINED BY HARRY ANDREWS UNTIL 1916, CLOSED BECAUSE OF LABOR COSTS. LEASED AND MINED AGAIN FROM 1938 UNTIL LAST SEEN (1949) BY EUREKA MICA MINING AND MILLING CO. OF PORTLAND, SUBSIDIARY OF EUREKA FLINT AND SPAR CO. OF TRENTON, N.J. IN 1949, PIT 655 FEET LONG N-S, 50 FEET WIDE E-W, AND 45 TO 100 FEET DEEP. THE DIKE TRENDS NORTH WITH VERTICAL DIP. ALSO PRESENT IS A PROSPECT PIT 550 FEET TO SOUTH OF MAIN PIT. ONLY MINED FOR FELDSPAR.

Materials information

Materials Type of material
Quartz Ore
Beryl Ore
Tourmaline Ore
Muscovite Ore
Microperthite Ore
Apatite Gangue
Albite Gangue

Mineral occurrence model information

Model code 33
USGS model code 13a
Deposit model name Be-Li pegmatites

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Gneiss
    Stratigraphic age (youngest) Late Permian
  • Host or associated Host
    Rock type Plutonic Rock > Pegmatite

Nearby scientific data

(1) Portland Arkose
ListMap

Economic information

Ore body information

  • Length 199.64M
    Width 50M
    Depth to bottom 30.48M

Comments on the geologic information

  • Geol.Desc: Dike Part of Numerous Swarms of Pegmatite Dikes In Collins Hill Schist and In Eastward Adjacent Glastonbury Granite Gneiss; Some Dikes Also In Westward Adjacent Pre-Ordovician Middletown Gneiss. Zone of Swarms and Individual Dikes Trend Mos
  • GEOL.DESC: DIKE PART OF NUMEROUS SWARMS OF PEGMATITE DIKES IN COLLINS HILL SCHIST AND IN EASTWARD ADJACENT GLASTONBURY GRANITE GNEISS; SOME DIKES ALSO IN WESTWARD ADJACENT PRE-ORDOVICIAN MIDDLETOWN GNEISS. ZONE OF SWARMS AND INDIVIDUAL DIKES TREND MOSTLY NORTH

Economic information about the deposit and operations

Development status Producer
Commodity type Non-metallic
Significant No
Discoverer Hale Family
Year of first production 1902

Mining district

District name Portland

Ownership information

  • Type Owner
    Owner Eureka Mica Mining And Milling Co. Of Portland
    First year 1949

Comments on the production information

  • BERYL 0.02%; MOST METALS NOT DETECTED, SEE ASSAY PAGE 667 STUGARD, 1958.

Comments on the reserve resource information

  • KNOWN ORE EXTENDS TO GREATER DEPTHS, AND AT LEAST 350 FEET FURTHER SOUTH. ALSO ORE AVAILABLE FROM ADJACENT DIKES IN SWARM.

Comments on development

  • TOTAL$: US

Reference information

Bibliographic references

  • Deposit

    CAMERON, E.N., 1954, "PEGMATITE INVEST. 1942-45, NEW ENGLAND, " USGS, PP. 255, TEXT, MINE LOC. MAP, PG. 21

  • Production

    STUGARD, 1958

  • Deposit

    Cameron, E.N., And Others, 1954, "Pegmatite Invest. 1942-45, New England, " Usgs, Pp. 255, Text, Mine Loc. Map, Pg. 21.Cameron, E.N., And Others, 1954, "Pegmatite Invest. 1942-45, New England, " Usgs, Pp. 255, Text, Mine Loc. Map, Pg. 21.

  • Deposit

    Foye, W. G., 1949, The Geology Of Eastern Ct., State Geological And Natural History Survey Of Ct. Bulletin No. 74, Pg. 81Foye, W. G., 1949, The Geology Of Eastern Ct., State Geological And Natural History Survey Of Ct. Bulletin No. 74, Pg. 81

General comments

Subject category Comment text
Deposit USGS Topo, 1964, "Glastonbury" At 1:24000 Shows Quarry As Trench. Stugard'S Map At 1:24000 Locates Quarry By Symbols; Gives Geochron Date of 280 M.Y. On Page 651; Plate 57 Is Large Scale Mine Map. ; Info.Src : 1 Pub Lit
Deposit USGS TOPO, 1964, "GLASTONBURY" AT 1:24000 SHOWS QUARRY AS TRENCH. STUGARD'S MAP AT 1:24000 LOCATES QUARRY BY SYMBOLS; GIVES GEOCHRON DATE OF 280 M.Y. ON PAGE 651; PLATE 57 IS LARGE SCALE MINE MAP. ; INFO.SRC : 1 PUB LIT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-APR-1972 D'Agostino, John P. U.S. Geological Survey Added Model_Num And Model
Updater 20-AUG-1997 Mchone, Nancy Connecticut Geological and Natural History Survey

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.

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