Rb-Sr and U-Pb ages of volcanism and granite emplacement in the Michipicoten belt—Wawa, Ontario Turek, A. ; Smith, Patrick E. ; Schmus, W. R. Van Abstract Publication: Canadian Journal of Earth Sciences Pub Date: August 1982 DOI: 10.1139/e82-138 Bibcode: 1982CaJES..19.1608T