Search Results - "Lana, Cristiano"
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Reconstructing the metamorphic evolution of the Araçuaí orogen (SE Brazil) using in situ U–Pb garnet dating and P–T modelling
Published in Journal of metamorphic geology (01-12-2021)“…The Araçuaí orogen of SE Brazil consists of a suite of deformed, metamorphosed, and partly migmatitic sedimentary rocks and granitoid batholiths that…”
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Evolution of Neoproterozoic ophiolites from the southern Brasiliano Orogen revealed by zircon U-Pb-Hf isotopes and geochemistry
Published in Precambrian research (01-10-2016)“…•U-Pb dating of Tonian zircon from albitites in the Brasiliano Orogen.•Positive εHf, Hf TDM and 176Hf/177Hf of zircon indicate magma provenance from a depleted…”
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Unraveling the polymetamorphism of calc-silicate rocks from 639 to 561 Ma in the Western Gondwana (Passo Feio Complex, Dom Feliciano Belt, South Brazil) based on U-Pb dating in titanite, apatite and zircon
Published in Lithos (01-12-2024)“…Titanite is a valuable tool for studying polymetamorphism and understanding the evolution of orogenic belts as it potentially records different stages of…”
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Rhyacian-Orosirian isotopic records from the basement of the Araçuaí-Ribeira orogenic system (SE Brazil): Links in the Congo-São Francisco palaeocontinent
Published in Precambrian research (01-10-2018)“…[Display omitted] •Araçuaí-Ribeira orogenic system (AROS).•Rhyacian-Orosirian orogenic systems (ROOS).•First isotopic Hf signatures for ROOS in…”
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Goldilocks at the dawn of complex life: mountains might have damaged Ediacaran–Cambrian ecosystems and prompted an early Cambrian greenhouse world
Published in Scientific reports (08-10-2021)“…We combine U–Pb in-situ carbonate dating, elemental and isotope constraints to calibrate the synergy of integrated mountain-basin evolution in western…”
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Metamorphic imprints on units of the southern Araçuaí belt, SE Brazil: The history of superimposed Transamazonian and Brasiliano orogenesis
Published in Gondwana research (01-06-2018)“…The extensive Neoproterozoic Brasiliano belts that surround the São Francisco craton in southern Brazil are a consequence of tectonic processes that resulted…”
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U‐Pb Saturn: New U‐Pb/Pb‐Pb Data Reduction Software for LA‐ICP‐MS
Published in Geostandards and geoanalytical research (01-03-2023)“…U‐Pb Saturn is new freeware for U‐Pb LA‐ICP‐MS data reduction. It has been developed to provide easy interaction with and visualisation of LA‐ICP‐MS U‐Pb…”
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Archean magmatic-hydrothermal fluid evolution in the Quadrilátero Ferrífero (SE Brazil) documented by B isotopes (LA MC-ICPMS) in tourmaline
Published in Chemical geology (20-03-2018)“…In the Archean Quadrilátero Ferrífero district (SE Brazil), tourmaline occurs as a major constituent in a leucogranitic intrusion and numerous…”
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An assessment of monazite from the Itambé pegmatite district for use as U–Pb isotope reference material for microanalysis and implications for the origin of the “Moacyr” monazite
Published in Chemical geology (10-04-2016)“…Large quantities of monazite from different pegmatite bodies of the Itambe pegmatite district were investigated to assess their suitability as U–Pb and Sm–Nd…”
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Assessing the U‐Pb, Sm‐Nd and Sr‐Sr Isotopic Compositions of the Sumé Apatite as a Reference Material for LA‐ICP‐MS Analysis
Published in Geostandards and geoanalytical research (01-03-2022)“…This study has determined the trace element and the U‐Pb, Sm‐Nd and Sr‐Sr isotope composition of the Sumé apatite (from NE Brazil) to assess its suitability as…”
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ID‐TIMS Sm‐Nd and Sr Isotope Ratios of Reference Material Basalt Ribeirão Preto (BRP‐1)
Published in Geostandards and geoanalytical research (01-12-2023)“…This work presents Sm‐Nd and Sr isotopic ratios of the BRP‐1 (“Basalt Ribeirão Preto”) reference material (RM) based on repeated TIMS measurements over twelve…”
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Implications for sedimentary transport processes in southwestern Africa: a combined zircon morphology and age study including extensive geochronology databases
Published in International journal of earth sciences : Geologische Rundschau (01-04-2022)“…Extensive morphological and age studies on more than 4600 detrital zircon grains recovered from modern sands of Namibia reveal complex mechanisms of sediment…”
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Granites of the intracontinental termination of a magmatic arc: an example from the Ediacaran Araçuaí orogen, southeastern Brazil
Published in Gondwana research (01-08-2016)“…The Araçuaí orogen of southeastern Brazil together with the West Congo belt of central West Africa form the Araçuaí–West Congo orogen generated during closure…”
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Mineral-scale insights into the petrogenesis of the 3.30 Ga rhyolite in the Contendas-Mirante region, northern São Francisco Craton, Brazil: implications from results of plagioclase and biotite analyses
Published in Mineralogy and petrology (01-03-2024)“…The 3.30 Ga high-silica volcanic system of the Gavião Block, São Francisco Craton, represents the remnants of within-plate magmatism related to an…”
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The Ediacaran Rio Doce magmatic arc revisited (Araçuaí-Ribeira orogenic system, SE Brazil)
Published in Journal of South American earth sciences (01-07-2016)“…Described half a century ago, the Galiléia tonalite represents a milestone in the discovery of plate margin magmatic arcs in the Araçuaí-Ribeira orogenic…”
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Origin of the Ediacaran Porongos Group, Dom Feliciano Belt, southern Brazilian Shield, with emphasis on whole rock and detrital zircon geochemistry and U–Pb, Lu–Hf isotopes
Published in Journal of South American earth sciences (01-12-2015)“…The Porongos Group is the major component of a fold and thrust belt located in the central portion of the Dom Feliciano Belt in the Sul-Riograndense Shield,…”
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Tourmaline composition and boron isotopes record lateritic weathering during the Great Oxidation Event
Published in Terra nova (Oxford, England) (01-02-2021)“…Identifying evidence of oxidative weathering in the geological record is essential to trace the evolution of Earth's atmosphere oxygenation. Metamorphosed…”
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Constraining the diagenesis of the Puga cap carbonate from U–Pb in‐situ dating of seafloor crystal fans, southern Amazonian craton, Brazil
Published in Terra nova (Oxford, England) (01-08-2023)“…Cap carbonates overlying Marinoan (635 Ma) glacial deposits worldwide record extreme paleoceanographic changes that may have triggered the rise of macroscopic…”
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Determination of rare earth elements in Fe-minerals using external calibration by LA-ICP-MS and application on Cauê Iron Formation (Brazil)
Published in Talanta (Oxford) (01-11-2020)“…The rare earth elements (REE) composition in Fe-mineral phases is an important tool in iron formation studies to obtain information about parent rocks and…”
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Sedimentary and U-Pb detrital zircons provenance of the Paleoproterozoic Piracicaba and Sabará groups, Quadrilátero Ferrífero, Southern São Francisco craton, Brazil
Published in Brazilian journal of geology (01-01-2019)“…Abstract The Quadrilátero Ferrífero is an important mineral province located in Southern São Francisco craton, SE Brazil. Its prominent feature is the…”
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