Zobrazeno 1 - 10
of 22
pro vyhledávání: '"Jacques Sigal"'
Autor:
Jacques Sigal
Publikováno v:
Revue de Micropaléontologie. 42:329-335
Publikováno v:
Bulletin de la Société Géologique de France. :1607-1612
Autor:
Jean-Pierre Gelard, Jacques Sigal
Publikováno v:
Bulletin de la Société Géologique de France. :526-536
Foraminifera, Cretaceous
Autor:
Jacques Sigal, Norbert Crampon
Publikováno v:
Bulletin de la Société Géologique de France. :129-140
In the vicinity of Bizerte and Hedil, the Cretaceous and Eocene disappear to the west under the thick sandstones of the Khroumirie and Mogods formations, the Tunisian extension of the Numidian sandstones. The study of the different beds of the late C
Publikováno v:
Bulletin de la Société Géologique de France. :503-517
From the Cretaceous of Monte San Simeone [southern Alps, Italy], where the middle and upper Cretaceous stages are known (Selli, 1963), we have investigated and more precisely defined the known Cretaceous beds and have discovered other terrains whose
Publikováno v:
Bulletin de la Société Géologique de France. :305-308
The limestone dorsal of the northern part of the Rif mountains near Tetuan, Morocco, exposes Permian clastics, Triassic dolomite, Jurassic and lower Cretaceous limestone, upper Cretaceous to Eocene marl, transgressive upper Eocene conglomerate, and O
Publikováno v:
Bulletin de la Société Géologique de France. :794-804
Neocomian to Lutetian, two units, several tectonic phases, nappes and gravity tectonics, foraminifera
Publikováno v:
Bulletin de la Société Géologique de France. :206-212
Overturned Barremian (Cretaceous)-Paleocene series thrust over Barremian-Senonian series in turn thrust over neritic Cretaceous autochthon
Publikováno v:
Bulletin de la Société Géologique de France. :273-283
Tellian facies, Cretaceous-Eocene, limestones, marls, overturned sequence, Algeria
Autor:
Gilbert Cheylan, Jacques Sigal
Publikováno v:
Bulletin de la Société Géologique de France. :471-492
Describes the Miocene and Cretaceous series traversed by a boring at El Krachem in the high plateau region of Algeria, and compares them with beds of the Tellian facies to the north and with those of the Atlas ranges to the south. The microfaunas (in