Buscar
Mostrando ítems 1-10 de 2016
Late Burdigalian (Miocene) age for pectinids (Mollusca-Bivalvia) from the Pirabas Formation (northern Brazil) derived from Sr-isotope (87Sr/86Sr) data
(E Schweizerbartsche Verlags, 2017-04)
The faunas of the highly fossiliferous Pirabas Formation belong to the southern part of the biogeographical unit known as "Neogene Tropical America". This unit developed prior to the closure of the Central American Seaway ...
Rb-Sr GEOCHRONOLOGY OF THE SOUTHWESTERN GOIÁS MASSIFGEOCRONOLOGIA Rb-Sr DA PORÇÃO SUDOESTE DO MACIÇO DE GOIÁS
(Sociedade Brasileira de Geologia, 2017)
87Rb/86Sr, 87Sr/86Sr and 143Nd/144Nd isotopic ratios as provenance indicators for c1astic sedimentary rocks: examples from the Camaquã Group, Early Paleozoic,. southern BrazilRazões Isotópicas 87Rb/86Sr, 87Sr/86Sr e 143Nd/144Nd como Traçadores de Proveniência de Rochas Sedimentares Siliciclásticas: Exemplos no Grupo Camaquã (Paleozóico inferior, RS, Brasil)
(Instituto de Geociências /Universidade Federal do Rio Grande do Sul, 2003)
Evidence for early Pliocene and late Miocene transgressions in southern Patagonia (Argentina): 87Sr/86Sr ages of the pectinid “Chlamys” actinodes (Sowerby)
(Elsevier, 2013-08)
Numerical ages based on 87Sr/86Sr dating of calcitic shells belonging to the pectinid “Chlamys” actinodes (Sowerby) document the only late Miocene (Tortonian) sea flooding event in the Austral Basin at Cabo Buentiempo (8.95 ...