3 Artículos

Pb Isotope Mapping of Paleoproterozoic Gneisses in the SW Grenville Province: Evidence for a Cryptic Continental Suture

Acceso

en línea

Gabriel A. Arcuri and Alan P. Dickin

New whole-rock lead (Pb) isotope analyses are presented in this study for granitoid orthogneisses from the Southwest Grenville Province in Ontario and Western Quebec. These data are used to test the location of a cryptic Archean-Proterozoic suture propos... ver más

Revista: Geosciences Formato: Electrónico

Tabla de contenido: Vol: 8 Num: 7 Par: July Año: 2018

Age and Origin of the Mesoproterozoic Iron Oxide-Apatite Mineralization, Cheever Mine, Eastern Adirondacks, NY

Acceso

en línea

Jeffrey R. Chiarenzelli, Marian V. Lupulescu, Sean P. Regan and Jared W. Singer

At the Cheever Mine, located in the eastern Adirondack Mountains of the Mesoproterozoic Grenville Province, iron oxide-apatite ore forms a narrow (<3 m) sheet cross-cutting metasomatically altered, magnetite-bearing, albite-rich leucogranitic host roc... ver más

Revista: Geosciences Formato: Electrónico

Tabla de contenido: Vol: 8 Num: 9 Par: September Año: 2018

Nd Isotope Mapping of Crustal Terranes in the Parent-Clova Area, Quebec: Implications for the Evolution of the Laurentian Margin in the Central Grenville Province

Acceso

en línea

Mark Zelek and Alan Dickin

Over 100 new Nd isotope analyses for the central Grenville Province in the Parent-Clova region of Quebec help fill a major gap in understanding the crustal accretion history of the province. Nd model ages show that the Parent-Clova region consists of thr... ver más

Revista: Geosciences Formato: Electrónico

Tabla de contenido: Vol: 3 Num: 0 Par: 3 Año: 2013

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