TY - BOOK AU - Alminas,Henry V. AU - McHugh,John B. AU - Perry,Eugene C. ED - Minnesota Geological Survey TI - Precious and base-metal mineralization in the west-central Vermilion district, portions of St. Louis, Lake, and Cook counties, northeastern Minnesota U1 - 553.4097777 PY - 1992/// CY - Washington PB - U.S. G.P.O. KW - Ore deposits KW - Minnesota KW - Precious metals KW - Mines and mineral resources KW - Geology N1 - Field work done in cooperation with the Minnesota Geological Survey; Geochemical study of west-central Vermilion district indicates widespread precious- and base-metal mineralization; striking similarities exist with Archean lode gold deposits in Ontario; Two folded maps in pocket; Title on cover, p. [4]: Mineralization in the Vermilion district, northeastern Minnesota ER -