Zobrazeno 1 - 10
of 78
pro vyhledávání: '"Uwe Altenberger"'
Autor:
Leila Rezaei, Martin J. Timmerman, Uwe Altenberger, Mohssen Moazzen, Franziska D. H. Wilke, Christina Günter, Masafumi Sudo, Jiří Sláma
Publikováno v:
Swiss Journal of Geosciences, Vol 117, Iss 1, Pp 1-18 (2024)
Abstract The Alborz Mountains in north Iran underwent several tectono-metamorphic events during opening and closure of the Palaeotethys and Neotethys Oceans. These events are recorded by rare and discontinuously exposed metamorphic rocks, such as the
Externí odkaz:
https://doaj.org/article/b8d8f5dcf47d4be4bfb330148fb83ed3
Publikováno v:
Journal of Asian Earth Sciences: X, Vol 11, Iss , Pp 100178- (2024)
The Late Cretaceous ophiolite mélange in the Salmas area of NW Iran is a part of the Neotethys ophiolites. The mélange includes serpentinized harzburgite, serpentinites, mafic rocks, radiolarite, layered red pelagic limestones and grey and white ma
Externí odkaz:
https://doaj.org/article/4a1987919ee1468c80cab761babb414a
Autor:
Leila Rezaei, Martin J. Timmerman, Mohssen Moazzen, Uwe Altenberger, Jiří Sláma, Masafumi Sudo, Christina Günter, Franziska D. H. Wilke, Anja M. Schleicher
Publikováno v:
Swiss Journal of Geosciences, Vol 116, Iss 1, Pp 1-21 (2023)
Abstract In the Gasht-Masuleh area in the Alborz Mountains, gabbroic magma intruded Palaeozoic metasediments and Mesozoic sediments and crystallised as isotropic and cumulate gabbros. LREE enrichment points to relatively low degrees of mantle melting
Externí odkaz:
https://doaj.org/article/334ca5ad528b4951aa04294e0286243d
Publikováno v:
Lithosphere, Vol 2024, Iss 1 (2024)
New middle Miocene to Pliocene (~14–3 Ma) apatite fission track (AFT) cooling ages combined with published K–Ar/Ar–Ar and zircon fission track (ZFT) ages from the Hazara and Swat regions of Pakistan are used to explain the Oligocene to Pliocene
Externí odkaz:
https://doaj.org/article/4da6464467b848e9bd22d7009d0e3d5f
Autor:
Pia Brinkmann, Nicole Köllner, Sven Merk, Toralf Beitz, Uwe Altenberger, Hans-Gerd Löhmannsröben
Publikováno v:
Minerals, Vol 13, Iss 1, p 113 (2023)
Its properties make copper one of the world’s most important functional metals. Numerous megatrends are increasing the demand for copper. This requires the prospection and exploration of new deposits, as well as the monitoring of copper quality in
Externí odkaz:
https://doaj.org/article/f567ea1ca77441308d54b182faadcc18
Autor:
Uwe Altenberger, Yamirka Rojas-Agramonte, Yueheng Yang, Jimmy Fernández-Lamus, Tobias Häger, Christina Guenter, Alejandra Gonzalez-Pinzón, Felipe Charris-Leal, Julia Artel
Publikováno v:
Minerals, Vol 12, Iss 10, p 1232 (2022)
Parisite-Ce (Ca(Ce,La)2(CO3)3F2) is a rare-earth (REE) fluorocarbonate mineral first described from the world-famous emerald mines of the Muzo district, Boyacá Province, Colombia. Four samples of parisite-Ce collected from outcrops near Muzo have be
Externí odkaz:
https://doaj.org/article/c633b673a8ec405f9b4f1c7ad6fa742a
Autor:
Agnieszka Kuras, Björn H. Heincke, Sara Salehi, Christian Mielke, Nicole Köllner, Christian Rogass, Uwe Altenberger, Ingunn Burud
Publikováno v:
Remote Sensing, Vol 14, Iss 19, p 4877 (2022)
The integration of imaging spectroscopy and aeromagnetics provides a cost-effective and promising way to extend the initial analysis of a mineral deposit. While imaging spectroscopy retrieves surface spectral information, magnetic responses are used
Externí odkaz:
https://doaj.org/article/824cb7807a3b42dc82fff118525c52a3
Autor:
Nina Rethfeldt, Pia Brinkmann, Daniel Riebe, Toralf Beitz, Nicole Köllner, Uwe Altenberger, Hans-Gerd Löhmannsröben
Publikováno v:
Minerals, Vol 11, Iss 12, p 1379 (2021)
The numerous applications of rare earth elements (REE) has lead to a growing global demand and to the search for new REE deposits. One promising technique for exploration of these deposits is laser-induced breakdown spectroscopy (LIBS). Among a numbe
Externí odkaz:
https://doaj.org/article/af784d94a56b48e38d4571d6f4ad4b41
Autor:
Dmitry R. Zozulya, Kåre Kullerud, Enrico Ribacki, Uwe Altenberger, Masafumi Sudo, Yevgeny E. Savchenko
Publikováno v:
Minerals, Vol 10, Iss 11, p 1029 (2020)
During the period 750–600 Ma ago, prior to the final break-up of the supercontinent Rodinia, the crust of both the North American Craton and Baltica was intruded by significant amounts of rift-related magmas originating from the mantle. In the Prot
Externí odkaz:
https://doaj.org/article/b3d9e2eafb30458c9d372fe3d028e110
Autor:
Nina Kristine Boesche, Christian Rogass, Christin Lubitz, Maximilian Brell, Sabrina Herrmann, Christian Mielke, Sabine Tonn, Oona Appelt, Uwe Altenberger, Hermann Kaufmann
Publikováno v:
Remote Sensing, Vol 7, Iss 5, Pp 5160-5186 (2015)
In this study, an in situ application for identifying neodymium (Nd) enriched surface materials that uses multitemporal hyperspectral images is presented (HySpex sensor). Because of the narrow shape and shallow absorption depth of the neodymium absor
Externí odkaz:
https://doaj.org/article/1567d78ab67d45e3964ad36a3a6030ca