Subduction and continental collision in the Neoproterozoic: Sanukitoid-like magmatism and paired metamorphism in SE Brazil

RS Marimon, CJ Hawkesworth, RAJ Trouw… - Precambrian …, 2022 - Elsevier
Collisional orogens are a periodic manifestation of plate tectonics on Earth. They form by the
amalgamation of continental blocks, and they take place along both active and passive …

Archean sodic metagranitoids from the Southern São Francisco Craton: Review, petrogenesis, and tectonic implications

MB Simon, EM Bongiolo, CA Avila, W Teixeira… - Lithos, 2021 - Elsevier
Gray gneiss complexes comprise most of the Archean crust in the Southern São Francisco
Craton and its surroundings, and their metagranitoid components can be distinguished …

[HTML][HTML] The generation and evolution of the Archean continental crust: The granitoid story in southeastern Brazil

RS Marimon, CJ Hawkesworth, EL Dantas… - Geoscience …, 2022 - Elsevier
Abstract The Archean Eon was a time of geodynamic changes. Direct evidence of these
transitions come from igneous/metaigneous rocks, which dominate cratonic segments …

Paleoarchean to Neoproterozoic crust formation and migmatization events in the Borborema Province, NE Brazil: Implications for the growth and reworking of the …

FJS Fachetti, RA Fuck, RS Marimon, A Ferreira… - Gondwana …, 2024 - Elsevier
Abstract The Patos Shear System (PSS) is a 20–40 km wide domain of anastomosing shear
zones intercalated with non-mylonitic segments at the core of the Borborema Province, a …

Recently identified Mesoproterozoic strata in south‐central Idaho document late‐stage rifting of the Nuna supercontinent in western Laurentia

JP Lever, KE Sundell, DM Pearson… - Geochemistry …, 2024 - Wiley Online Library
Sedimentary basins are valuable archives of tectonic processes involved in continental
rifting. The northern Rocky Mountains preserve the Belt Supergroup, one of the most …

Provenance of passive-margin and syn-collisional units: Implications for the geodynamic evolution of the Southern Brasília Orogen, West Gondwana

RS Marimon, RAJ Trouw, EL Dantas, A Ribeiro… - Sedimentary …, 2021 - Elsevier
Collisional orogens are one of the most conspicuous features of plate tectonics on Earth.
They record the dynamics of continent-continent amalgamation, often confined to linear …

[HTML][HTML] Archean–Ediacaran evolution of the Campos Gerais Domain—A reworked margin of the São Francisco paleocontinent (SE Brazil): Constraints from …

MAP Pinheiro, GL Guice, JR Magalhães - Geoscience Frontiers, 2022 - Elsevier
Abstract The Campos Gerais Domain (CGD) in southeastern Brazil is an approximately 180
km× 35 km area of Archean–Proterozoic rocks located southwest of the São Francisco …

Previously Unrecognized Mesoproterozoic Strata in South-Central Idaho Document Late-Stage Rifting of the Nuna Supercontinent in Western Laurentia

J Lever - 2023 - search.proquest.com
Abstract The North American Intermountain West preserves the Belt Supergroup, one of the
best records of Mesoproterozoic strata on Earth; however, debate remains about first-order …

Challenges of dating metasedimentary successions in collisional orogens: A case study of a Neoproterozoic passive margin in West Gondwana

RS Marimon, RAJ Trouw, CJ Hawkesworth… - Gondwana …, 2023 - Elsevier
Metasediments in collisional orogens critically record tectonic conditions during sediment
formation and the thermal evolution during orogenesis. However, Precambrian …

Aprendizado de máquina não-supervisionado aplicado à classificação geoquímica de granitos tipo-A brasileiros

LHL Oliveira - 2022 - bdtd.ibict.br
Os granitos de tipo-A são caracterizados por sua tendência alcalina, altas concentrações de
HFSE, valores elevados para as razões Ga/Al e HF/H2O, além de serem associados …