| Firstova, Anna, Stepanova, Tamara, Sukhanova, Anna, Cherkashov, Georgy, Poroshina, Irina (2019) Au and Te Minerals in Seafloor Massive Sulphides from Semyenov-2 Hydrothermal Field, Mid-Atlantic Ridge. Minerals, 9 (5) 294 doi:10.3390/min9050294 | Journal (article/letter/editorial) | Seafloor Massive Sulphides from Semyenov-2 Hydrothermal Field, Mid-Atlantic Ridge Anna Firstova 1,2, *, Tamara...Irina Poroshina 1 1 2 * Institute for Geology and Mineral Resources of the Ocean (FSBI “VNIIOkeangeologia”)...Abstract: The Semyenov-2 hydrothermal field located at 13◦ 310 N of the Mid-Atlantic Ridge (MAR) is associated...associated with an oceanic core complex (OCC) and hosted by peridotites and basalts with minor amounts...driven by the re-deposition and the process of hydrothermal reworking of sulphide. The low-temperature fluid | | Maslennikov, Valeriy V., Cherkashov, Georgy A., Firstova, Anna V., Ayupova, Nuriya R., Beltenev, Victor E., Melekestseva, Irina Yu., Artemyev, Dmitry A., Tseluyko, Aleksandr S., Blinov, Ivan A. (2022) Trace Element Assemblages of Pseudomorphic Iron Oxyhydroxides of the Pobeda-1 Hydrothermal Field, 17°08.7′ N, Mid-Atlantic Ridge: The Development of a Halmyrolysis Model from LA-ICP-MS Data. Minerals, 13 (1) 4 doi:10.3390/min13010004 | Journal (article/letter/editorial) | Oxyhydroxides of the Pobeda-1 Hydrothermal Field, 17◦ 08.70 N, Mid-Atlantic Ridge: The Development of a Halmyrolysis...Cherkashov 2,3 , Anna V. Firstova 2 , Nuriya R. Ayupova 1 , Victor E. Beltenev 2 , Irina Yu. Melekestseva 1... Aleksandr S. Tseluyko 1 and Ivan A. Blinov 1 1 2 3 * Citation: Maslennikov, V.V.; Cherkashov, G...Oxyhydroxides of the Pobeda-1 Hydrothermal Field, 17◦ 08.70 N, Mid-Atlantic Ridge: The Development of a Halmyrolysis...Institute for Geology and Mineral Resources of the Ocean (VNIIOkeangeologia), Angliisky Av. 1, 190121 St | | | Journal (article/letter/editorial) | Accepted: 6 May 2019 # The Author(s) 2019 Abstract Hydrothermal fluids on the modern seafloor are important... in part reflecting strong buffering of the hydrothermal fluids by their host rocks. Geochemical reaction-path...modeling shows that in most cases the investigated hydrothermal fluids are undersaturated with gold and silver...Precipitation of gold during conductive cooling of mid-ocean ridge black smoker (MOR) fluids occurs at low temperatures...ultramafic-dominated (UM) systems, the strongly reduced hydrothermal fluids promote the deposition of gold at higher |
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