Lancaster-Mineral Point folio, Wisconsin-Iowa-Illinois
Description
Lancaster-Mineral Point folio, Wisconsin-Iowa-IllinoisSubject
Neogene - unnamed strataSilurian - Niagara formation
Ordovician - Platteville limestone; St. Peter sandstone; Prairie du Chien formation; Maquoketa shale; Galena limestone
Geology -- United States --Maps
Geology--Wisconsin--Maps
Geology--Iowa--Maps
Collections
Citation
Grant, U. S. (Ulysses Sherman), 1867-1932. (1907). Lancaster-Mineral Point folio, Wisconsin-Iowa-Illinois. Geological Survey (United States). Available electronically from https : / /hdl .handle .net /1969 .1 /2988.