Clough Quartzite

White, medium-grained, glassy to granular, well-layered quartzite and muscovitic quartzite, locally with garnet; conglomeratic (commonly with tourmaline) in lower part.
State Connecticut
Name Clough Quartzite
Geologic age Silurian
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
Comments Part of Eastern Uplands; Iapetus (Oceanic) Terrane - Bronson Hill Anticlinorium; Bolton Group (Devonian and Silurian)
References

Rodgers, John, compiler, 1985, Bedrock Geological Map of Connecticut: Connecticut Geological and Natural History Survey, Hartford, Connecticut, 2 sheets, scale 1:125,000.

NGMDB product
Counties Hartford - Middlesex - Tolland