Menominee and Chocolay Groups, undivided

Mapped where units are too thin to show separately on map
State Wisconsin
Name Menominee and Chocolay Groups, undivided
Geologic age Early Proterozoic
Lithologic constituents
Major
Metamorphic > MetasedimentaryMenominee and Chocolay groups, undivided
Metamorphic > Metaigneous > MetavolcanicMenominee and Chocolay groups, undivided
Comments continental margin assemblage (north of Niagara Fault)
References
NGMDB product
Counties Florence