The Mesoproterozoic(1.11 Ga)Umkondo large igneous province(LIP)in southern Africa and Antarctica was emplaced in<5 Myr and is dominated by low-Ti tholeiitic doleritic-gabbroic sills.It is of particular interest becaus...
funded by the Fundação de AmparoàPesquisa do Estado de São Paulo(FAPESP)Grant(#2012/15824-6and#2018/25465-0 to EPO);the Conselho Nacional de Desenvolvimento Científico e Tecnológico(CNPq)Grant(#305099/2019-1 to EPO);the Institute of Geosciences of the University of Campinas and by the Coordenação de Aperfeiçoamento de Pessoal de Nível Superior(CAPES)PhD Scholarship(#001)to the senior author。
The composition and formation of the Earth’s primitive continental crust and mantle differentiation are key issues to understand and reconstruct the geodynamic terrestrial evolution,especially during the Archean.Howe...
funded by grants of the Fundação AmparoàPesquisa do Estado de São Paulo(FAPESP;2015/16235-2,2017/18840-6,2018/02645-2,2018/14617-3,2018/05892-0,2019/17732-0,2019/16066-7 and 2019/12132-5);the Conselho Nacional de Desenvolvimento Científico e Tecnológico(CNPq;308045/2013-0 and 307353/2019-2);the Fundação AmparoàPesquisa do Minas Gerais(FAPEMIG project APQ-03793-16)。
Despite representing one of the largest cratons on Earth,the early geological evolution of the Amazonia Craton remains poorly known due to relatively poor exposure and because younger metamorphic and tectonic events h...
support from the PRONAGEO mapping program of the CPRM(Brazilian Geological Service);funding to CMV and MH respectively。
The generation of the continental crust is widely accepted to have taken place predominantly in the Archean,when TTG magmatism associated with greenstone-belt supracrustal succession development was typically followed...
financial support from the CNPq(National Council for Scientific and Technological Development)under grant 141707/2016-0 to Lorena Martins;financial support provided by CNPq awarded to Cristiano Lana。
Field observations and CA-LA-ICP-MS U–Pb zircon ages and Hf isotope compositions obtained from migmatitic orthogneisses and granitoids from the Belo Horizonte Complex,southern São Francisco Craton,indicate a major pe...
the Brazilian National Council for Scientific and Technological Development(CNPq)for financial support(grants 163459/2013-4 and 202267/2014-8 for G.S Teles and 305053/2014-0 for F.Chemale Jr.);the Australian Research Council(ARC)(grant DP140103393 for T.R.Ireland)。
Greenstone belts contain several clues about the evolutionary history of primitive Earth.Here,we describe the volcano-sedimentary rock association exposed along the eastern margin of the Gavião Block,named the Norther...
São Paulo Research Foundation(FAPESP grants2016/02933-2 to ABS,12/15824-6 to EPO and 2015/16235-2 to PP);the Agouron Institute(to WPG)for financial support。
Sulfur mass-independent fractionation(S-MIF)preserved in Archean sedimentary pyrite is interpreted to reflect atmospheric chemistry.Small ranges in Δ^(33)S that expanded into larger fractionations leading up to the G...
support of the Geochronological Research Center(CPGeo)of the University of São Paulo,Brazil;the São Paulo State Research Foundation–FAPESP(2004/15295-7 and 2009/53818-5);the National Council of Technological and Scientific Development–CNPq(5092018/Edital Universal)provided partial funding of the research;the Rio de Janeiro State Research Foundation(FAPERJ)for financial support。
We document new U-Pb detrital zircon LA-MC-ICP-MS data for seven metavolcanic-sedimentary successions and metasedimentary sequences and reassess additional dates of five siliciclastic samples toward their tectonic sig...
financial support from National Natural Science Foundation of China(41802200);Natural Science Foundation of Hubei Province(2020CFB863);China Scholarship Council(201906415017);China University of Geosciences Wuhan(CUGQY1938);the partial support through JSPS KAKENHI Grant Numbers JP15H05831 and 20KK0081;a PhD scholarship support from Niigata University;financial support from National Natural Science Foundation of China(41520104003);China University of Geosciences Wuhan(CUGCJ1709)。
The Lomagundi(-Jatuli)event,characterized by extremely high positive global inorganic carbon isotope excursion at about 2.2 billion years ago,is pivotal in investigating the causes and consequences of great oxygenatio...
partly funded by the National Key Research Program of China(2019YFA0708603);the National Natural Science Foundation of China(42130801,41230311,41572069,41702070);the 111 Project of the Ministry of Science and Technology,China(BP0719021);the MOST Special Fund from the State Key Laboratory of Geological Processes and Mineral Resources,China University of Geosciences(MSFGPMR201804);the Key Laboratory of Gold Mineralization Processes and Resource Utilization Subordinated to the Ministry of Natural Resources and Key Laboratory of Metallogenic Geological Process and Resources Utilization in Shandong Province,Shandong Institute of Geological Sciences(KFKT201801,KFKT201802)。
The current margins of the North China and Yangtze Cratons provide arguably the best examples globally of anomalously high mineral endowment within a 100 km buffer zone,hosting 66 diverse world-class to giant ore syst...