Milladore Volcanic Complex

Succession of poorly exposed interlayered metavolcanic and metasedimentary rocks. Lithic units described in Sims (1990)
State Wisconsin
Name Milladore Volcanic Complex
Geologic age Early Proterozoic
Lithologic constituents
Major
Metamorphic > MetasedimentarySuccession of poorly exposed interlayered metavolcanic and metasedimentary rocks. Lithic units described in Sims (1990)
Metamorphic > Metaigneous > MetavolcanicSuccession of poorly exposed interlayered metavolcanic and metasedimentary rocks. Lithic units described in Sims (1990)
Comments Marshfield terrane. Sims, P.K., 1990, Geologic map of Precambrian rocks of Eau Claire and Green Bay 1o x 2o quadrangles, central Wisconsin: U.S. Geological Survey Miscellaneous Investigations Series Map I- 1925, scale 1:250,000
References
NGMDB product
Counties Marathon - Portage - Wood