Neoproterozoic of laurentia

FA Macdonald, WA Yonkee, RM Flowers… - 2023 - pubs.geoscienceworld.org
Neoproterozoic to Cambrian isolation of Laurentia during the breakup of Rodinia was
associated with multiple large igneous provinces, protracted multiphase rifting, and variable …

Hemispheric geochemical dichotomy of the mantle is a legacy of austral supercontinent assembly and onset of deep continental crust subduction

MG Jackson, FA Macdonald - AGU Advances, 2022 - Wiley Online Library
Oceanic hotspots with extreme enriched mantle radiogenic isotopic signatures—including
low 143Nd/144Nd indicative of subducted continental crust—are linked to plume conduits …

The late Mesoproterozoic to early Neoproterozoic Grenvillian orogeny and the assembly of Rodinia: Turning point in the tectonic evolution of Laurentia

NL Swanson-Hysell, T Rivers, S van der Lee - 2023 - pubs.geoscienceworld.org
The amalgamation of Laurentia's Archean provinces ca. 1830 Ma was followed by~ 700 my
of accretionary orogenesis along its active southeastern margin, marked by subduction of …

The provenance of Avalonia and its tectonic implications: a critical reappraisal

JB Murphy, RD Nance, L Wu - 2023 - pubs.geoscienceworld.org
Abstract The late Neoproterozoic–Cambrian interval is characterized by global-scale
orogenesis, rapid continental growth and profound changes in Earth systems. Orogenic …

The Laramide orogeny: Current understanding of the structural style, timing, and spatial distribution of the classic foreland thick-skinned tectonic system

AB Weil, A Yonkee - 2023 - pubs.geoscienceworld.org
The Laramide foreland belt comprises a broad region of thick-skinned, contractional
deformation characterized by an anastomosing network of basement-cored arches and …

[HTML][HTML] Evidencias de canibalización de secuencias Cretácicas y Paleógenas de la Cuenca Oriente en la cuña orogénica de los Andes ecuatorianos

A Gramal-Aguilar, F Carranco-Andino… - Boletín de …, 2021 - scielo.org.co
Al sureste de la Cordillera Real, en la sección del río Miriumi, rocas sedimentarias e ígneas
metamorfoseadas fueron agrupadas sin discriminación en la Unidad Upano, y la falla …

The Mutare–Fingeren dyke swarm: the enigma of the Kalahari Craton's exit from supercontinent Rodinia

AP Gumsley, M de Kock, R Ernst… - Geological Society …, 2024 - lyellcollection.org
The Rodinia supercontinent broke apart during the Neoproterozoic. Rodinia break-up is
associated with widespread intraplate magmatism on many cratons, including the c. 720 …

New age constraints on the break-up of Rodinia and amalgamation of southwestern Gondwana from the Choquequirao Formation in southwestern Peru

EB Hodgin, V Carlotto, FA Macdonald, MD Schmitz… - 2023 - pubs.geoscienceworld.org
Abstract The Choquequirao Formation is a> 3 km-thick amphibolite-grade succession that
outcrops in the Central Andes of southern Peru. To constrain its age and tectonostratigraphic …

Jura-Cretaceous synorogenic magmatism and relations to supercontinental rifting in the northwestern US Cordillera

KD Gray, K Johnson, DA Foster… - Geological Society of …, 2024 - pubs.geoscienceworld.org
Changes in lithospheric composition and strength associated with rifting of the Rodinian
supercontinent (ca. 780− 485 Ma) served to localize Mesozoic tectonic activity in the McCall …

Andean evolution, orogenic deformation and uplift of the Western Cordillera and Altiplano of southern Peru, northern Bolivia and Chile: Eocene-Oligocene lithospheric …

V Carlotto, G Carlier, P Van Heiningen… - Journal of South …, 2023 - Elsevier
Highlights•The Arequipa rift back-arc basin controlled by three major graben-bounding fault
systems.•They were the favourable places for tectonic inversion, shortening, thickening and …