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Clough Quartzite

Clough Quartzite - White, medium-grained, glassy to granular, well-layered quartzite and muscovitic quartzite, locally with garnet; conglomeratic (commonly with tourmaline) in lower part.
StateConnecticut
NameClough Quartzite
Geologic ageSilurian
Original map labelSbc
CommentsPart of Eastern Uplands; Iapetus (Oceanic) Terrane - Bronson Hill Anticlinorium; Bolton Group (Devonian and Silurian)
Primary rock typequartzite
Secondary rock typeconglomerate
Other rock types
Lithologic constituents
Major
Metamorphic > Metasedimentary > Metaclastic > QuartziteWhite, medium-grained, glassy to granular, well-layered quartzite and muscovitic quartzite, locally with garnet.
Minor
Sedimentary > Clastic > Conglomerateconglomeratic (commonly with tourmaline) in lower part
Map references
Connecticut Geological and Natural History Survey, DEP, in cooperation with the U.S. Geological Survey, 2000, Bedrock Geology of Connecticut, data format: shapefile, file name: bedrock, downloaded from: http://magic.lib.uconn.edu/cgi-bin/MAGIC_DBsearch2.pl?Geography=37800&Loc=0000 on 9/18/2003, scale 1:50,000.
Unit references
Rodgers, John, compiler, 1985, Bedrock Geological Map of Connecticut: Connecticut Geological and Natural History Survey, Hartford, Connecticut, 2 sheets, scale 125,000.
Geographic coverageHartford - Middlesex - Tolland

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