“…The fol low ing pe riod of extensional and wrench tec ton ics, pos si bly as so ci ated with orogenic delamination (Geiss ler et al, 2012), re sulted in the de vel op ment of nu mer ous con ti nen tal sed i men tary bas ins upon the de cay ing Variscan orogenic belt and its fore land. These bas ins ac com mo dated thick vol cano-sed i men tary suc ces sions of, dom i nantly, siliciclastic al lu vial de pos its in ter ca lated with mafic to silicic vol ca nic rocks dur ing the Car bon if er ous and Perm ian (e.g., Breitkreuz and Ken nedy, 1999;McCann et al, 2006;Breitkreuz et al, 2007;Timmerman, 2008;Awdankiewicz et al, 2014, and ref er ences cited there). The late-to post-collisional, wide spread and vo lu minous Permo-Car bon if er ous vol ca nism, to gether with co eval granitic plutonism, orig i nated due to orogenic delamination, man tle upwelling and melt ing, underplating of man tle melts, crustal anatexis, as well as ex ten sive dif fer en ti a tion of the man tle melts at shal low lithospheric lev els (Fin ger et al, 1997;Wil son et al, 2004;Ziegler and DÀzes, 2006;Mazur et al, 2007;Timmerman, 2008;Geiss ler et al, 2012;Oberc-Dziedzic et al, 2013a, b).…”