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      Sedimentology, Stratigraphy, Neoproterozoic, Precambrian Geology
Oxygenation of the Earth's atmosphere occurred in two major steps, near the beginning and near the end of the Proterozoic Eon (2500 to 542 Ma ago), but the details of this history are unclear. Chromium isotopes in iron-rich chemical... more
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      Stable Isotope Geochemistry, Banded Iron Formation, Chemostratigraphy, Rio De La Plata Craton
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      Paleogeography, Gondwana, Rio De La Plata Craton
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      Stratigraphy, Neoproterozoic, Cambrian, Rio De La Plata Craton
Mesoproterozoic volcanosedimentary units and tectonic events occurring in the Rı´o de la Plata Craton (RPC) are reviewed. A belt consisting of volcanosedimentary successions exhibiting greenschist-facies metamorphism is exposed in the... more
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      Paleogeography, Gondwana, Rodinia, Mesoproterozoic
Two main areas in the Río de la Plata Craton (RPC) show important exposures of Neoproterozoic sedimentary successions, comprising both siliciclastic and carbonate rocks: the Nico Pérez Terrane in Uruguay and Tandilia Terrane in Argentina.... more
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      Argentina, Uruguay, Ediacaran, Lithostratigraphy
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      Neoproterozoic, Precambrian Geology, Phosphate, Rio De La Plata Craton
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      Sedimentology, Precambrian Geology, Lithostratigraphy, Rio De La Plata Craton
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      Paleomagnetism, Precambrian Geology, Rio De La Plata Craton
The Río de la Plata Craton (RPC) comprises extensive Neoproterozoic sedimentary successions cropping out mainly in Uruguay and Argentina. The lithostratigraphy and depositional environments of the Las Ventanas, Piedras de Afilar, Cerro... more
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      Stratigraphy, Neoproterozoic, Precambrian Geology, Lithostratigraphy
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      Sedimentology, Stratigraphy, Precambrian Geology, Stromatolites
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      West Gondwana, Rio De La Plata Craton, Sierra De La Ventana, U Pb Geochronology