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Mostrando ítems 71-80 de 105
Rhyacian A-type Tholeiitic Granites In Southern Brazil: Geochemistry, U-pb Zircon Ages And Nd Model Ages
(Elsevier Science BVAmsterdam, 2017)
Provenance analysis of the Guaritas Group (RS) conglomeratic sandstones: implications for the paleoclimate and paleogeography of the Eocambrian Central Camaquã sub-basin
(Universidade de São Paulo, Instituto de Geociências, 2013)
P-T-t path reconstruction in a syn-deformational migmatization event along the north-central portion of Sierra de Comechingones, Córdoba, Argentina
(Pergamon-Elsevier Science Ltd, 2021-12)
The granulite-complexes of the Sierras de Córdoba, inside context of Sierras Pampeanas, expose the deeply-uplifted internal metamorphic zone of an early Cambrian orogen. One of the largest granulite-complexes in the ...
Thermobarometry, Sm/Nd ages and geophysical evidence for the location of the suture zone between Cuyania and the western proto-Andean margin of Gondwana
(Elsevier Science, 2004-12)
Basement rocks comprising ortho- and paragneisses and schists whose tectono-metamorphic evolution is poorly known, are exposed in the Sierras de Umango, Maz-Espinal and Las Ramaditas, in the northwest of the La Rioja ...
Mesoproterozoic rapakivi granites of the Rondonia Tin Province, southwestern border of the Amazonian craton, Brazil - I. Reconnaissance U-Pb geochronology and regional implications
(Elsevier B.V., 1999-04-30)
Rapakivi granites and associated mafic and ultramafic rocks in the Rondonia Tin Province, southwestern Amazonian craton, Brazil were emplaced during six discrete episodes of magmatism between ca 1600 and 970 Ma. The seven ...
Cartografia dos enxames de diques máficos da Província Borborema com base em dados aerogeofísicos e mapas auto-organizáveis
(Universidade Federal do Rio Grande do NorteBrasilUFRNPROGRAMA DE PÓS-GRADUAÇÃO EM GEODINÂMICA E GEOFÍSICA, 2021-04-30)
Mapping widespread dyke swarms shed light on the tectonic processes that culminate in
continental fragmentation, especially in the early phases of the crustal extension and
magma emplacement. Airborne magnetic data are ...
GEOLOGIC FRAMEWORK OF THE CENTRAL PORTION OF THE PRE-ORDOVICIAN BASEMENT OF SANTA CATARINA USING LANDSAT-5/TM AND AEROGEOPHYSICAL IMAGESQUADRO GEOLÓGICO REGIONAL DA PORÇÃO CENTRAL DO EMBASAMENTO PRÉ-ORDOVICIANO DE SANTA CATARINA COM BASE EM IMAGENS LANDSAT-5/TM E AEROGEOFÍSICAS
(Sociedade Brasileira de Geologia, 2016)