Mostrando 10 resultados de: 17
Publisher
Gondwana Research(7)
Journal of Asian Earth Sciences(5)
Acta Geologica Sinica (English Edition)(1)
American Journal of Science(1)
Geotectonics(1)
Área temáticas
Geología, hidrología, meteorología(14)
Ciencias de la tierra(10)
Ciencias de la Tierra de otras zonas(4)
Paleontología(4)
Petrología(4)
Origen
scopus(17)
Detrital and igneous zircon ages for supracrustal rocks of the Kyrgyz Tianshan and palaeogeographic implications
ArticleAbstract: We report detrital zircon ages for Precambrian and early Palaeozoic metasediments from the TianshanPalabras claves:Detrital zircon age, Kyrgyzstan, Palaeo-Asian Ocean, Tarim craton, TianshanAutores:Alexeiev D.V., Alfred Kron̈er, Geng H.Y., Jeffries T., Khudoley A.K., Kiselev V.V., Mikolaichuk A.V., Seltmann R., Semiletkin S.A., Shu L., Wong J., Yamirka Rojas-Agramonte, Yang J.H.Fuentes:scopusGeochemical data and zircon ages for rocks in a high-pressure belt of Chu-Yili Mountains, southern Kazakhstan: Implications for the earliest stages of accretion in Kazakhstan and the Tianshan
ArticleAbstract: The mechanism and age of Palaeozoic accretion in the Central Asian Orogenic Belt remain poorly constPalabras claves:Accretion, Early Palaeozoic, Granodiorite, High-pressure pyroxenite, Kazakhstan, Tianshan, zircon ageAutores:Alexeiev D.V., Alfred Kron̈er, Liu D.Y., Ryazantsev A.V., Tretyakov A.A., Xia X.Fuentes:scopusEvolution of Cambrian and Early Ordovician arcs in the Kyrgyz North Tianshan: Insights from U-Pb zircon ages and geochemical data
ArticleAbstract: Geochronological, geochemical, and structural studies of magmatic and metamorphic complexes within tPalabras claves:Accretion, ARC, Cambro-Ordovician, CAOB, Ophiolite, TianshanAutores:Alexeiev D.V., Alfred Kron̈er, Degtyarev K.E., Kiselev V.V., Kovach V.P., Mikolaichuk A.V., Tretyakov A.A., Wong J., Yamirka Rojas-AgramonteFuentes:scopusEarly Palaeozoic Deep Subduction of Continental Crust in the Kyrgyz North Tianshan: Evidence from Field Relationships and Geochronology
OtherAbstract:Palabras claves:Autores:Alexeiev D.V., Alfred Kron̈er, Corsini M., Herwartz D., Yamirka Rojas-AgramonteFuentes:scopusEdiacaran, Early Ordovician and early Silurian arcs in the South Tianshan orogen of Kyrgyzstan
ArticleAbstract: The oldest magmatic rocks from the South Tianshan orogen of Kyrgyzstan (STS) are important for bettePalabras claves:CAOB, Magmatic arc, Neoproterozoic, Ordovician, Silurian, South TianshanAutores:Alexeiev D.V., Biske Y.S., Kovach V.P., Kröner A., Tretyakov A.A., Yamirka Rojas-AgramonteFuentes:scopusNo excessive crustal growth in the Central Asian Orogenic Belt: Further evidence from field relationships and isotopic data
ReviewAbstract: We provide new field observations and isotopic data for key areas of the Central Asian Orogenic BeltPalabras claves:CAOB, Crustal growth, Juvenile crust, Nn-Hf-Re-Os isotopes, Recycled crustAutores:Alexeiev D.V., Alfred Kron̈er, Degtyarev K.E., Kovach V.P., Kozakov I.K., Wang K.L., Wong J.Fuentes:scopusPalaeozoic evolution of the North Tianshan based on palaeomagnetic data–transition from Gondwana towards Pangaea
ReviewAbstract: We present new palaeomagnetic data for Cambrian and Ordovician volcanic and sedimentary rocks from tPalabras claves:accretionary orogeny, Central Asia, Early Palaeozoic, Palaeogeography, PalaeomagnetismAutores:Alexeiev D.V., Alfred Kron̈er, Bachtadse V., Kirscher U., Mikolaichuk A.V.Fuentes:scopusMesoproterozoic (Grenville-age) terranes in the Kyrgyz North Tianshan: Zircon ages and Nd-Hf isotopic constraints on the origin and evolution of basement blocks in the southern Central Asian Orogen
ArticleAbstract: The North Tianshan orogenic belt in Kyrgyzstan consists predominantly of Neoproterozoic to early PalPalabras claves:Central Asian Orogenic Belt, Hf- and Nd isotopes, Kyrgyzstan, Tianshan, Zircon geochronologyAutores:Alexeiev D.V., Alfred Kron̈er, Belousova E.A., Hegner E., Kiselev V.V., Liu D.Y., Mikolaichuk A.V., Seltmann R., Wong J., Xia X., Yamirka Rojas-AgramonteFuentes:scopusMiddle to Late Ordovician arc system in the Kyrgyz Middle Tianshan: From arc-continent collision to subsequent evolution of a Palaeozoic continental margin
ArticleAbstract: New geological, geochronological and isotopic data reveal a previously unknown arc system that evolvPalabras claves:Arc-continent collision, Kyrgyzstan, Middle Tianshan, Nd–Hf isotopes, Palaeozoic, U–Pb zircon datingAutores:Alexeiev D.V., Alfred Kron̈er, Biske Y.S., Geng H.Y., Hegner E., Ivleva E.A., Liu D.Y., Mikolaichuk A.V., Mühlberg M., Wong J., Yamirka Rojas-AgramonteFuentes:scopusMineral ages and p-t conditions of late paleozoic high-pressure eclogite and provenance of mélange sediments from atbashi in the south tianshan orogen of kyrgyzstan
ArticleAbstract: Ages derived from various isotope systems in high-pressure (HP) rocks of the western Tianshan orogenPalabras claves:Autores:Alexeiev D.V., Alfred Kron̈er, Corsini M., Dulski P., Hegner E., Iaccheri L.M., Klemd R., Windley B.F., Xia X., Zack T.Fuentes:scopus