gsminmag Mineralogical Magazine Mineralogical Magazine 0026-461X Mineralogical Society 10.1180/minmag.1998.62A.2.240 Linking Zircon Ages to Ages of Metamorphism in High Grade Rocks: Examples from Variscan Granulites and Eclogites (Bohemian Massif) O'Brien P. J. Bayerisches Geoinstitut, Universität Bayreuth, Postfach 101251, D-95440 Bayreuth, Germany Kröner A. Institut für Geowissenschaften, Universität Mainz, D-55099 Mainz, Germany Pidgeon R. J. Department of Applied Geology, Curtin University of Technology, Bentley, 6012 WA, Australia 1998 62A 2 1096 1097 Copyright © 1998, The Mineralogical Society 1998