Ion microprobe zircon geochronology of the Uivak Gneisses: Implications for the evolution of early terrestrial crust in the North Atlantic Craton

• Main Author: Collerson, K. D.
• Format: Other/Unknown Material
• Language: unknown
• Published: 1983
• Subjects: GEOPHYSICS; Hebron; North Atlantic
• Online Access: http://hdl.handle.net/2060/19840012883

Ion microprobe U-Pb results for zircons from three Uivak I gneisses and one specimen of Uivak II gneiss, from the Saglek-Hebron area of Northern Labrador are reported. These results are compared with interpretations based on published conventional U-Pb zircon results and with conclusions about crust...