Orbital cyclicity in the Eocene of Angola: visual and image-time-series analysis compared. (Articolo in rivista)

Type
Label
  • Orbital cyclicity in the Eocene of Angola: visual and image-time-series analysis compared. (Articolo in rivista) (literal)
Anno
  • 1998-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1016/S0012-821X(98)00074-0 (literal)
Alternative label
  • Fischer A.G., D’Argenio B., Richter G.M., Longo G., Pelosi N., Molisso F., Duarte Morais M (1998)
    Orbital cyclicity in the Eocene of Angola: visual and image-time-series analysis compared.
    in Earth and planetary science letters; Elsevier, Paris (Paesi Bassi)
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Fischer A.G., D’Argenio B., Richter G.M., Longo G., Pelosi N., Molisso F., Duarte Morais M (literal)
Pagina inizio
  • 147 (literal)
Pagina fine
  • 161 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 160 (literal)
Rivista
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroFascicolo
  • 1-2 (literal)
Note
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • Dipartimento di Scienze della Terra, Università di Napoli, Largo San Marcellino, 10, 80138 Naples, Italy Department of Earth Sciences, University of Southern California, Los Angeles, CA 90089-0740, USA Istituto di Ricerca GEOMARE, CNR, via A. Vespucci, 9, 80142 Naples, Italy Astrophysikalisches Institut Potsdam, ander Sternwarte, 16, 14482 Potsdam, Germany Osservatorio Astronomico di Capodimonte, via Moiariello, 16, 80131 Naples, Italy Institut und Museum für Geologie und Paläontologie, Universität Tübingen, Tuebingen, Germany Departamento de Geologia da Università A. Neto, Luanda, Angola (literal)
Titolo
  • Orbital cyclicity in the Eocene of Angola: visual and image-time-series analysis compared. (literal)
Abstract
  • Photographic coverage of hemipelagic Eocene marls of Angola (Africa), supplemented by limited sampling, shows rhythmic stratification patterns of two types: (a) hierarchically cyclic variation in calcium carbonate/clay ratios forming couplets grouped into bundles at ratios of ca. 5 : 1; these are coupled with (b) a redox cycle of bottom waters, expressed in darkness of sediment (organic carbon) and variations of the ichnofauna. These patterns resemble those previously observed in the pelagic Albian Scisti a Fucoidi of Italy. Visual study and time-series analysis based on image processing provide ratios compatible with those of Milankovitch theory. Whereas the chronostratigraphic control in Angola does not afford a basis for an independent chronology, the similarity to the Italian Albian supports attribution of these rhythmicities to orbital forcing. (literal)
Editore
Prodotto di
Autore CNR
Insieme di parole chiave

Incoming links:


Prodotto
Autore CNR di
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#rivistaDi
Editore di
Insieme di parole chiave di
data.CNR.it