Mostrando 10 resultados de: 24
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Precambrian Research(10)
Gondwana Research(3)
Acta Geologica Sinica (English Edition)(2)
American Journal of Science(2)
Geoscience Frontiers(2)
Dating of zircon from high-grade rocks: Which is the most reliable method?
ArticleAbstract: Magmatic zircon in high-grade metamorphic rocks is often characterized by complex textures as revealPalabras claves:High-grade rock, LA-ICP-MS, SHRIMP, zircon datingAutores:Alfred Kron̈er, Liu D.Y., Liu X.M., Yusheng W.Fuentes:scopusCa. 2.9Ga granitoid magmatism in eastern Shandong, North China Craton: Zircon dating, Hf-in-zircon isotopic analysis and whole-rock geochemistry
ArticleAbstract: Eastern Shandong is one of the important early Precambrian areas in the North China Craton, where exPalabras claves:Eastern Shandong, Hf isotope, Juvenile crustal addition, Mesoarchean, TTG, zircon datingAutores:Alfred Kron̈er, Dong C., Liu D.Y., Liu S., Ma M., Wang S., Xie H., Xie S., Yusheng W., Zhou 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:scopusGeochemistry and SHRIMP U-Pb Zircon Dating of Mafic Rocks North of Zunhua City, Eastern Hebei, North China Craton: Paleoproterozoic Gabbro rather than Neoarchean Ophiolite
ArticleAbstract: Abundant mafic-ultramafic blocks and dikes occur in the area north of Zunhua City, eastern Hebei ProPalabras claves:metagabbro, North China craton, Ophiolite, SHRIMP, zircon dating, ZunhuaAutores:Alfred Kron̈er, Bai W., Dong C., Liu D.Y., Liu S., Xie H., Yusheng W.Fuentes:scopusGeochemistry and early Palaeogene SHRIMP zircon ages for island arc granitoids of the Sierra Maestra, southeastern Cuba
ArticleAbstract: The Palaeogene volcanic arc successions of the Sierra Maestra, southeastern Cuba, were intruded by cPalabras claves:Calc-alkaline granitoids, Cuba, Sierra Maestra, Subduction magmatism, Zircon geochronologyAutores:Alfred Kron̈er, Garcia-Delgado D.E., Handler R., Liu D.Y., Neubauer F., Yamirka Rojas-Agramonte, Yusheng W.Fuentes:scopusEarly Neoarchean (~2.7 Ga) tectono-thermal events in the North China Craton: A synthesis
ArticleAbstract: The North China Craton (NCC) is characterized by major ~2.5 Ga tectono-thermal events and is thus diPalabras claves:Hf-in-zircon isotopes, Neoarchean, North China craton, Tectono-thermal event, TTG, zircon datingAutores:Alfred Kron̈er, Dong C., Du L., Liu D.Y., Ma M., Xie H., Xie S., Yang C., Yusheng W.Fuentes:scopusEastern Ancient Terrane of the North China Craton
ArticleAbstract: Based on the spatial distribution of ancient rocks and zircons, three ancient terranee older than caPalabras claves:Archean, Eastern Ancient Terrane, Hf isotopes, North China craton, zircon ageAutores:Alfred Kron̈er, Chunyan D., Hangqiang X., Liu D.Y., Mingzhu M., Peng R., Shiwen X., Shoujie L., Wenqian B., Yusheng W.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:scopusMiddle Neoarchean magmatism in western Shandong, North China Craton: SHRIMP zircon dating and LA-ICP-MS Hf isotope analysis
ArticleAbstract: Western Shandong Province is a typical area of the North China Craton (NCC) where Neoarchean plutoniPalabras claves:Granitoids, Hf-in-zircon isotopes, Neoarchean, North China craton, Shandong Province, SHRIMP zircon datingAutores:Alfred Kron̈er, Dong C., Liu D.Y., Ma M., Wang S., Xie H., Xie S., Yusheng W., Zhou H.Fuentes:scopus