 | | Journal (article/letter/editorial) | | 1959 NICKEL MINERALS FROM NEAR LINDEN, IOWA COUNTY, WISCONSIN* Ar,rBN V. Hnvr, Cu.qnrBs lVlrrrow, aNo Josnen...accessories in the Upper Mississippi Valley zinclead district of southwestern Wisconsin and northwestern...northwestern Illinois as well as at other localities in Wisconsin, Illinois, Iowa, Missouri, and Indiana. Millerite...common. In southwest Wisconsin millerite is generaliy associated r,vith violarite and bravoite(?), and...quantities of nickel and cobalt in ores of the district. This led membersof the field party of the U. |  | | Report (issue) | | The Geology of the Upper Mississippi Valley Zinc-Lead District By ALLEN V. HEYL, Jr., ALLEN F. AGNEW...PROFESSIONAL PAPER 309 Prepared in cooperation with the Wisconsin Geological and Natural Histoyy Survey, the Iowa...Cultural development and facilities related to mining Field work and acknowledgments Scope of the report...geologic work in the district Geology Stratigraphy Precambrian rocks Cambrian system Upper Cambrian series...Platteville formation Decorah formation Galena dolomite Upper Ordovician series Maquoketa shale Silurian system |  | | Journal (article/letter/editorial) | | Sciences University of Wisconsin-River Falls 410 South Third Street River Falls, Wisconsin 54022 his is Wisconsin’s... breweries, bratwurst, and Packers football, Wisconsin also has a diverse geology and a history rich...settlement was initially spurred by the lead-zinc mining in its southwest comer, a heritage preserved by...forgotten, abandoned, and overgrown. In this respect, Wisconsin represents a frontier state for the mineral collector...several new localities, including the Flambeau copper mine near Ladysmith (Rosemeyer 1999, the Vulcan Materials |
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