Tyson Formation - conglomerate member (VTCAZtc;0)

Tyson Formation - conglomerate member

Massive to well-bedded chlorite-biotite (±albite)-quartz-pebble, -cobble, and -boulder conglomerate, feldspathic conglomeratic metawacke, and locally a dolomite-cemented feldspathic quartz-pebble conglomerate. Occurs at base and in lower part of the Tyson Formation. Eastern and western flank of the Green Mountain massif.

State	Vermont
Name	Tyson Formation - conglomerate member
Geologic age	Lower Cambrian and Neoproterozoic
Lithologic constituents	Major Metamorphic > Metasedimentary > Metaclastic > Metasandstone > MetagraywackeFeldspathic conglomeratic metawacke. Sedimentary > Clastic > ConglomerateMassive to well-bedded chlorite-biotite (±albite)-quartz-pebble, -cobble, and -boulder conglomerate, feldspathic conglomeratic metawacke, and locally a dolomite-cemented feldspathic quartz-pebble conglomerate.
References	Ratcliffe, N.M., Stanley, R.S., Gale., M.H., Thompson, P.J., and Walsh, G.J., 2011, Bedrock geologic map of Vermont: U.S. Geological Survey Scientific Investigations Map 3184, 3 sheets, scale 1:100,000. https://pubs.er.usgs.gov/publication/sim3184
NGMDB product	NGMDB product page for 96860
Counties	Rutland - Windsor

Tyson Formation - conglomerate member

Ratcliffe, N.M., Stanley, R.S., Gale., M.H., Thompson, P.J., and Walsh, G.J., 2011, Bedrock geologic map of Vermont: U.S. Geological Survey Scientific Investigations Map 3184, 3 sheets, scale 1:100,000.