Acta Geologica 27. (1984)

1-2. rész

CONTENTS GEOLOGY Paleogeographic reconstruction of Neogene plate movements in the Paratethyan realm. G. Hámor...................................................................................................................................................... 5 Paleogeographic and geochronologic circumstances of bauxite generation in Hungary. J. Haas............................................................................................................................................................... 23 The Eocene-Oligocene boundary in Hungary. The Kiscellian stage. T. Bálái, M. Horváth, A. Nagymarosy, P. Varga..................................................................................................................... 41 Jurassic Ammonite provinces of Europe. B. Gêczy................................................................................. 67 The development of the Quaternary geology in Hungary. A. Rónai............................................ 75 Results of seismic stratigraphy in Hungary. Gy. Pogácsás ............................................................... 91 Economic evaluation of mineral resources in Hungary. P. Mach ................................................. 109 PALEONTOLOGY Contributions to the Eocene/Oligocene boundary problem in new profiles in Hungary on the basis of large foraminiferas. T. Kecskeméti, P. Varga ............................................ 125 Biostratigraphic evaluation of the Upper Paleozoic Conodonts, Ostracods and Holothurian sclerites of the Bükk Mts. Part I.: Carboniferous Conodonts and Holothurian scle­­rites. H. Kozur......................................................................................................................................... 143 PETROLOGY, MINERALOGY On the petrogcnesis of the North Hungarian basic-ultrabasic magmatic rocks. I. Kubovics 163 Pyrophyllite ITc occurrence at Pázmánd (Hungary) in fluorine-activized environment. E. Nemecz ................................................................................................................................................... 191

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