Ira Formation - limestone

Contains basal limestone, locally referred to as the Whipple Marble Member. 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 - limestone
Geologic age Upper Ordovician
Lithologic constituents
Sedimentary > Carbonate > Limestone
NGMDB product
Counties Rutland