Rhyolite at and near Cary Mound and near Brokaw

Flow-banded rhyolite, welded tuff, volcanic conglomerate, and volcanogenic sedimentary rocks. Exposed in both Pembine-Wausau and Marshfield terranes.
State Wisconsin
Name Rhyolite at and near Cary Mound and near Brokaw
Geologic age Early Proterozoic
Lithologic constituents
Major
Sedimentary > Clastic > ConglomerateFlow-banded rhyolite, welded tuff, volcanic conglomerate, and volcanogenic sedimentary rocks.
Igneous > Volcanic > Felsic-volcanic > Rhyolite (Flow, Pyroclastic-tuff)Flow-banded rhyolite, welded tuff, volcanic conglomerate, and volcanogenic sedimentary rocks.
Minor
Igneous > Volcanic > Felsic-volcanic (Pyroclastic-tuff)Flow-banded rhyolite, welded tuff, volcanic conglomerate, and volcanogenic sedimentary rocks.
Comments Exposed in both Pembine-Wausau and Marshfield terranes.
References
NGMDB product
Counties Marathon