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A 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:scopusAge and isotope geochemistry of the Archaean Pongola and Usushwana suites in Swaziland, southern Africa: a case for crustal contamination of mantle-derived magma
ArticleAbstract: The igneous rocks of the Pongola Supergroup (PS) and Usushwana Intrusive Suite (UIS) represent a casPalabras claves:Autores:Alfred Kron̈er, Hegner E., Hofmann A.W.Fuentes:scopusAge and magmatic history of the Antananarivo block, central Madagascar, as derived from zircon geochronology and ND isotopic systematics
ArticleAbstract: We report single zircon 207PbX/206Pb evaporation and SHRIMP ages, combined with whole-rock Nd isotopPalabras claves:Autores:Alfred Kron̈er, Brewer T.S., Collins A.S., Hegner E., Pidgeon R.T., Razakamanana T., Windley B.F.Fuentes:scopusAge, lithology and structural evolution of the c. 3.53 Ga Theespruit Formation in the Tjakastad area, southwestern Barberton Greenstone Belt, South Africa, with implications for Archaean tectonics
ArticleAbstract: A field and petrographic re-assessment of rocks from the Theespruit Formation near Tjakastad, southwPalabras claves:Archean, Barberton greenstone belt, Tectonics, Theespruit FormationAutores:Alfred Kron̈er, Connelly J., Hegner E., Van Kranendonk M.J.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: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: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:scopusPalaeoproterozoic ancestry of Pan-African high-grade granitoids in southernmost India: Implications for Gondwana reconstructions
ReviewAbstract: SHRIMP dating of magmatic zircons from granitoid gneisses and charnockites of the Trivandrum and NagPalabras claves:Charnockite, Leptynite, Nd-Hf isotopes, Palaeoproterozoic, Zircon geochronologyAutores:Alfred Kron̈er, Geng H.Y., Hegner E., Liu D.Y., Nanda-Kumar V., Santosh M., Shaji E., Shang C.K., Sun M., Wong J., Xie H., Yusheng W.Fuentes:scopusPetrological and isotopic studies on palaeozoic high-pressure granulites, Gory Sowie Mts, Polish Sudetes
ArticleAbstract: Granulites of intermediate to felsic composition were investigated from the Góry Sowie (Owl Mts) MasPalabras claves:Bohemian Massif, High-pressure granulite, Sudetes, Ternary feldspar, zircon datingAutores:Alfred Kron̈er, Hegner E., Jaeckel P., Kryza R., O'Brien P.J., Zelaźniewicz A.Fuentes:scopus