Mostrando 10 resultados de: 43
Publisher
Precambrian Research(11)
Gondwana Research(8)
American Journal of Science(5)
Journal of the Geological Society(4)
Chemical Geology(2)
Área temáticas
Geología, hidrología, meteorología(24)
Petrología(20)
Ciencias de la tierra(17)
Geología económica(11)
Ciencias de la Tierra de América del Norte(10)
Objetivos de Desarrollo Sostenible
ODS 9: Industria, innovación e infraestructura(43)
ODS 17: Alianzas para lograr los objetivos(34)
ODS 8: Trabajo decente y crecimiento económico(26)
ODS 15: Vida de ecosistemas terrestres(19)
ODS 13: Acción por el clima(3)
Origen
scopus(43)
Has the East African Orogen Played Any Role in the Formation and Breakup of the Supercontinent Rodinia and the Amalgamation of Gondwana? New Evidence from Field Relationship and Isotopic Data
ArticleAbstract:Palabras claves:Autores:Alfred Kron̈er, Collins A.S., Hegner E., Kehelpannala K.V.W., Muhongo S., Willner A.P.Fuentes:scopusHigh-temperature metamorphism and crustal melting at ca. 3.2 Ga in the eastern Kaapvaal craton, southern Africa
ArticleAbstract: The question of whether high-grade metamorphism and crustal melting in the early Archaean were assocPalabras claves:Grey gneiss, Hf-Nd isotopes, Kaapvaal Craton, Mesoarchaean, P-T reconstruction, Swaziland, zircon ageAutores:Alfred Kron̈er, Hegner E., Hoffmann J.E., Hofmann A., Kasper U., Liu D.Y., Liu X.M., Nagel T.J., Wong J., Xie H.Fuentes:scopusGeneration of early Archaean felsic greenstone volcanic rocks through crustal melting in the Kaapvaal, craton, southern Africa
ArticleAbstract: High-potassium felsic volcanic rocks interlayered with basalt and komatiite in early Archaean greensPalabras claves:Barberton greenstone belt, Greenstone evolution, Nd-Hf isotopes, zircon ageAutores:Alfred Kron̈er, Hegner E., Hoffmann J.E., Liu D.Y., Münker C., Wong J., Wu F.Y., Xie H., Yusheng W.Fuentes:scopusGeneration of early Archaean grey gneisses through melting of older crust in the eastern Kaapvaal craton, southern Africa
ArticleAbstract: We report zircon ages, Hf-in-zircon isotopes as well as whole-rock geochemistry and Hf-Nd isotopic sPalabras claves:Grey gneiss, Hf-Nd isotopes, Kaapvaal Craton, Palaeoarchaean, Swaziland, zircon ageAutores:Alfred Kron̈er, Hegner E., Hoffmann J.E., Hofmann A., Liu D.Y., Münker C., Xie H., Yang J.H., Yusheng W.Fuentes:scopusGeochemical signature of Paleozoic accretionary complexes of the Central Asian Orogenic Belt in South Mongolia: Constraints on arc environments and crustal growth
ArticleAbstract: We report a reconnaissance geochemical and Nd-isotopic study for 33 metaigneous and metavolcaniclastPalabras claves:Central Asian Orogenic Belt, geochemistry, Mongolia, Neodymium isotopes, Terrane analysis, Trace elementsAutores:Alfred Kron̈er, Badarch G., Dulski P., Hegner E., Helo C., Tomurtogoo O., Windley B.F.Fuentes:scopusGeochemistry, single zircon ages and Sm-Nd systematics of granitoid rocks from the Gory Sowie (Owl Mts), Polish West Sudetes: evidence for early Palaeozoic arc-related plutonism
ArticleAbstract: Granitoid gneisses as well as their migmatitic and anatectic derivates were investigated from the GoPalabras claves:Autores:Alfred Kron̈er, Hegner E.Fuentes:scopusGeochronology and Nd-Sr systematics of Lusatian granitoids: significance for the evolution of the Variscan orogen in east-central Europe
ArticleAbstract: A variety of pre-Variscan granitoids and two Variscan monzogranites occurring in the central and wesPalabras claves:Isotopic systematics, Lusatian granitoids, Variscan terranes, Zircon geochronologyAutores:Alfred Kron̈er, Bielicki K.H., Eidam J., Haase G., Hammer J., Hegner E., Krauss M.Fuentes:scopusCorrigendum to “Chronology of the oldest supracrustal sequences in the Palaeoarchaean Barberton Greenstone Belt, South Africa and Swaziland” [Precambrian Research 279 (2016) 123–143](S0301926816300663)(10.1016/j.precamres.2016.04.007)
OtherAbstract: The authors regret that the location of sample BA170 was not shown in Table 1 and that the Hf-in-zirPalabras claves:Autores:Alfred Kron̈er, Anhaeusser C.R., Geng H.Y., Hegner E., Hoffmann J.E., Liu D.Y., Wong J., Xie H., Yang J.Fuentes:scopusDevonian arc-related magmatism in the Tseel terrane of SW Mongolia: Chronological and geochemical evidence
ArticleAbstract: The Tseel terrane in the Gobi Desert of SW Mongolia consists of a composite crustal segment of imbriPalabras claves:Autores:Alfred Kron̈er, Badarch G., Demoux A., Hegner E.Fuentes:scopusA precise UPb zircon age for the Archaean Pongola Supergroup volcanics in Swaziland
ArticleAbstract: UPb dating of single abraded zircon grains from a Pongola Supergroup rhyodacite sample collected inPalabras claves:Autores:Alfred Kron̈er, Hegner E., Hunt P.Fuentes:scopus