Valderez Ferreira
Valderez Ferreira
Professora de petrologia ígnea, Universidade Federal de Pernambuco
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4.4 billion years of crustal maturation: oxygen isotope ratios of magmatic zircon
JW Valley, JS Lackey, AJ Cavosie, CC Clechenko, MJ Spicuzza, ...
Contributions to Mineralogy and Petrology 150, 561-580, 2005
Geochemical and isotopic signatures of Proterozoic granitoids in terranes of the Borborema structural province, northeastern Brazil
VP Ferreira, AN Sial, EFJ De Sá
Journal of South American Earth Sciences 11 (5), 439-455, 1998
Carbon and oxygen isotope profiles across Meso-Neoproterozoic limestones from central Brazil: Bambuı and Paranoá groups
RV Santos, CJS De Alvarenga, MA Dardenne, AN Sial, VP Ferreira
Precambrian Research 104 (3-4), 107-122, 2000
Chemostratigraphy of the Tamengo Formation (Corumbá Group, Brazil): a contribution to the calibration of the Ediacaran carbon-isotope curve
PC Boggiani, C Gaucher, AN Sial, M Babinski, CM Simon, C Riccomini, ...
Precambrian Research 182 (4), 382-401, 2010
Chemostratigraphy of carbonates from the Minas Supergroup, Quadrilátero Ferryífero (Iron Quadrangle), Brazil: A stratigraphic record of early proterozoic atmospheric …
A Bekker, AN Sial, JA Karhu, VP Ferreira, CM Noce, AJ Kaufman, ...
American Journal of Science 303 (10), 865-904, 2003
Mercury as a proxy for volcanic activity during extreme environmental turnover: The Cretaceous–Paleogene transition
AN Sial, LD Lacerda, VP Ferreira, R Frei, RA Marquillas, JA Barbosa, ...
Palaeogeography, Palaeoclimatology, Palaeoecology 387, 153-164, 2013
Mercury enrichment and Hg isotopes in Cretaceous–Paleogene boundary successions: Links to volcanism and palaeoenvironmental impacts
AN Sial, J Chen, LD Lacerda, R Frei, VC Tewari, MK Pandit, C Gaucher, ...
Cretaceous Research 66, 60-81, 2016
Emplacement, petrological and magnetic susceptibility characteristics of diverse magmatic epidote-bearing granitoid rocks in Brazil, Argentina and Chile
AN Sial, AJ Toselli, J Saavedra, MA Parada, VP Ferreira
Lithos 46 (3), 367-392, 1999
Carbon isotope fluctuations in Precambrian carbonate sequences of several localities in Brazil
AN Sial, VP Ferreira, AR DEALMEIDA, AW Romano, CV PARENTE, ...
Anais da Academia Brasileira de Ciências 72, 539-558, 2000
Carbon isotopic profile across the Bilara group rocks of trans-Aravalli Marwar Supergroup in western India: implications for Neoproterozoic—Cambrian transition
MK Pandit, AN Sial, SS Jamrani, VP Ferreira
Gondwana Research 4 (3), 387-394, 2001
Amphibole-rich clots in calc-alkalic granitoids in the Borborema province, northeastern Brazil
AN Sial, VP Ferreira, AE Fallick, MJM Cruz
Journal of South American Earth Sciences 11 (5), 457-471, 1998
Magma associations in Ediacaran granitoids of the Cachoeirinha‒Salgueiro and Alto Pajeú terranes, northeastern Brazil: Forty years of studies
AN Sial, VP Ferreira
Journal of South American Earth Sciences 68, 113-133, 2016
Global nature of the Paleoproterozoic Lomagundi carbon isotope excursion: A review of occurrences in Brazil, India, and Uruguay
A Maheshwari, AN Sial, C Gaucher, J Bossi, A Bekker, VP Ferreira, ...
Precambrian Research 182 (4), 274-299, 2010
Chromium‐isotope signatures in scleractinian corals from the R ocas A toll, T ropical S outh A tlantic
NS Pereira, AR Voegelin, C Paulukat, AN Sial, VP Ferreira, R Frei
Geobiology 14 (1), 54-67, 2016
Carbon and oxygen isotopes of Maastrichtian–Danian shallow marine carbonates: Yacoraite Formation, northwestern Argentina
R Marquillas, I Sabino, AN Sial, C del Papa, V Ferreira, S Matthews
Journal of South American Earth Sciences 23 (4), 304-320, 2007
Depleted and enriched mantle sources for Paleo-and Neoproterozoic carbonatites of southern India: Sr, Nd, C–O isotopic and geochemical constraints
MK Pandit, AN Sial, GB Sukumaran, MM Pimentel, AK Ramasamy, ...
Chemical geology 189 (1-2), 69-89, 2002
Upper Cambrian carbonate sequences of the Argentine Precordillera and the Steptoean C-Isotope positive excursion (SPICE)
AN Sial, S Peralta, VP Ferreira, AJ Toselli, FG Aceñolaza, MA Parada, ...
Gondwana Research 13 (4), 437-452, 2008
Tufas Calcárias da Serra da Bodoquena, MS: cachoeiras petrificadas ao longo dos rios
PC Boggiani, AM Coimbra, ALD Gesicki, AN Sial, VP Ferreira, ...
Sítios geológicos e paleontológicos do Brasil, 2002
The São Francisco Palaeocontinent
AN Sial, MA Dardenne, A Misi, AJ Pedreira, C Gaucher, VP Ferreira, ...
Developments in Precambrian Geology 16, 31-69, 2009
Isotope stratigraphy of Neoproterozoic cap carbonates in the Araras Group, Brazil
CJS de Alvarenga, MA Dardenne, RV Santos, ER Brod, SMCL Gioia, ...
Gondwana Research 13 (4), 469-479, 2008
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