Ira Formation - conglomerate (VTOilc;0)

Ira Formation - conglomerate

A polymict limestone conglomerate. Unit mapped along east side of the Taconic allochthon south to Bennington. Vermont Valley sequence and Middlebury synclinorium (above the Orwell and Champlain thrusts).

State	Vermont
Name	Ira Formation - conglomerate
Geologic age	Upper Ordovician
Lithologic constituents	Major Sedimentary > Carbonate > LimestoneA polymict limestone conglomerate. Sedimentary > Clastic > ConglomerateA polymict limestone 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

Ira Formation - conglomerate

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.