Geologic Setting, Mineralogy, and Geochemistry of Four Rare-Element Pegmatites from the Penokean Volcanic Belt, Florence County, Wisconsin Open-file report; contains unpublished data that has not yet been peer-reviewed. Bedrock Geology Precambrian Bedrock Data and Resources WOFR1991-06 Geologic Setting, Mineralogy, and Geochemistry of Four Rare-Element Pegmatites from the Penokean Volcanic Belt, Florence County, Wisconsin Koehler, S.R.; 1991 Report: 27 p. Download Related Collections Open-File Report View Open-File Report