Bayfield Group / AES / I I Th NbTaLa Ce P SmZr Hf / McDonough / Creek Volcanics 10 Group / Osler Group / Keweenawan Supergroup / Cox / Sun / Ashland / Sibley Group / North Shore Volcanic Group / Jacobsville Sandstone (undivided) Oronto Group / Ce Nd Sm Eu Tb Yb Lu Hf / Siemens / /
Continent
North America / /
Country
United States / Canada / /
Currency
pence / /
Event
Natural Disaster / Product Issues / /
Facility
National Center / Coldwell Complex / Duluth Complex / Mellen Intrusive Complex / Copper Harbor / University of Minnesota / /
IndustryTerm
chemical and isotopic data / Chemical data / ready correlation tool / chemical analyses / published and unpublished chemical data / chemical composition / extrusive products / /
NaturalFeature
Keweenaw Peninsula / Portage Lake / Siemens Creek / Porcupine Mountains / Black Bay Peninsula / Black Bay / Chicago Bay / Lake Superior / Upper Siemens Creek / Michipicoten Island / ePoint Lower Kallander Creek / Lake Owen / Isle Royale / /
Organization
Department of Geology / Carnegie Institution of Washington / Kallander Creek Volcanics / Kallander Creek / University of Minnesota / Duluth / National Center / Kallander Creek and Siemens Creek / Nuclear Regulatory Commission / Siemens Creek Volcanics / Department of Terrestrial Magnetism / /
Person
Davis / Palmer / Solid / Klaus J. Schulz / Suzanne W. Nicholson / Van Schmus / / /
Position
mantle plume head / Prime Minister / first author / FeO MnO MgO CaO / representative / /
Rift-wide correlation of 1.1 Ga Midcontinent rift system basalts: implications for multiple mantle sources during rift development