Formation age and metamorphic history of the Nuvvuagittuq Greenstone Belt O'Neil, Jonathan ; Carlson, Richard W. ; Paquette, Jean-Louis ; Francis, Don Abstract Publication: Precambrian Research Pub Date: November 2012 DOI: 10.1016/j.precamres.2012.07.009 Bibcode: 2012PreR..220...23O