Search Results - "Arzamastsev, Andrei A."

Hybridization of Alkali Basaltic Magmas: a Case Study of the Ogol Lavas from the Laetoli Area, Crater Highlands (Tanzania) by Zaitsev, Anatoly N, Arzamastsev, Andrei A, Marks, Michael A W, Braunger, Simon, Wenzel, Thomas, Spratt, John, Salge, Tobias, Markl, Gregor

“…Abstract The southern part of the eastern branch of the East African Rift is characterized by extensive volcanic activity since the late Miocene. In the Crater…”
Get full text

Emplacement age and Sr–Nd isotopic compositions of the Afrikanda alkaline ultramafic complex, Kola Peninsula, Russia by Wu, Fu-Yuan, Arzamastsev, Andrei A., Mitchell, Roger H., Li, Qiu-Li, Sun, Jing, Yang, Yue-Heng, Wang, Ru-Cheng

“…The Kola Peninsula is characterized by diverse alkaline magmatism, including alkaline ultramafic, carbonatite, “kimberlite” and agpaitic rocks, although many…”
Get full text

LREE rich perovskite in antiskarn reactions - REE transfer from pyroxenites to carbonatites? by Voropaeva, Daria, Arzamastsev, Andrei A., Botcharnikov, Roman, Buhre, Stephan, Gilbricht, Sabine, Götze, Jens, Klemd, Reiner, Schulz, Bernhard, Tichomirowa, Marion

“…We study three ultrabasic-alkaline carbonatite complexes (UACCs: Afrikanda, Vuorijarvi, Kovdor) from the Kola Alkaline Province to focus on the comparison of…”
Get full text

Equilibrium partitioning and subsequent re-distribution of halogens among apatite–biotite–amphibole assemblages from mantle-derived plutonic rocks: Complexities revealed by Teiber, Holger, Scharrer, Manuel, Marks, Michael A.W., Arzamastsev, Andrei A., Wenzel, Thomas, Markl, Gregor

“…The concentration of halogens in apatite, biotite and amphibole is investigated for a large variety of mantle-derived plutonic rocks (gabbros, diorites,…”
Get full text

Stratigraphy, mineralogy and geochemistry of the Upper Laetolil tuffs including a new tuff 7 site with footprints of Australopithecus afarensis, Laetoli, Tanzania by Zaitsev, Anatoly N., McHenry, Lindsay, Savchenok, Anton I., Strekopytov, Stanislav, Spratt, John, Humphreys-Williams, Emma, Sharygin, Victor V., Bogomolov, Evgeny S., Chakhmouradian, Anton R., Zaitseva, Olga A., Arzamastsev, Andrei A., Reguir, Ekaterina P., Leach, Larissa, Leach, Michael, Mwankunda, Joshua

“…The Upper Laetolil marker Tuffs 1 to 8 are mineralogically similar rocks, but heterogeneous in terms of their texture, structure, proportion of primary…”
Get full text