Results 1 to 10 of about 44 (39)
ВОЗРАСТ ГРАНИТОИДОВ БЕКЧИУЛСКОГО ИНТРУЗИВНОГО МАССИВА (НИЖНЕЕ ПРИАМУРЬЕ)
The Bekchiul pluton is located in the Lower Amur region and is a large granitoid body of complex structure within the Zhuravlevka-Amur terrain of the Sikhote-Alin orogenic belt.
S. Yu. Budnitskiy +7 more
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This study aims to identify the groups of closely spaced mineral deposits located in the Southern East Siberia and to describe these clusters. The mineral resource base of this region includes the deposits of lead, zinc, tungsten, tin, molybdenum ...
Zh. V. Seminsky +1 more
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The data on C, O, Sr and S isotope composition of the carbonates, quartz and sulfides from the Tamunier and Vorontsovsk gold-ore deposits, localized in the Auerbakh volcano-plutonic belt are cited.
D. A. Zamyatina, V. V. Murzin
doaj +2 more sources
We carried out layer-by-layer scanning (with a step of 1 mm) of the bottom sediments of the thermal lake Fumarolnое with SR-XRF (X-ray fluorescence analysis using synchrotron radiation). The lake is located in the caldera of the Uzon volcano (Kamchatka).
E. V. Lazareva +5 more
core +1 more source
Olivine-chrome-spinel equilibrium in chromitites and ultramafites of Rai-Iz massif, Polar Urals
Olivine and chrome-spinel compositions from chromitites and ore-bearing metamorphosed ultramafic rocks of Rai-Iz massif were compared. It was established that olivine and spinel ferruginosity are directly proportional and increase monotonically from ...
P. B. Shirjaev, N. V. Vakhrusheva
doaj +2 more sources
ГЕОЛОГИЧЕСКАЯ ПОЗИЦИЯ И ГЕНЕЗИС КУРМАНСКОГО ГАББРО-ТРОНДЬЕМИТОВОГО МАССИВА (СРЕДНИЙ УРАЛ)
This paper reports the results of petrogeochemical studies of the Kurmansky gabbro-trondhjemite massif (eastern slope of the Middle Urals), lying in the western part of the large Reftinsky allochthonous block within the accretion East Uralian megazone ...
М. Д. Вишнякова +5 more
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ДЕВОН-КАМЕННОУГОЛЬНЫЙ МАГМАТИЗМ И ОРУДЕНЕНИЕ ЮЖНО-УРАЛЬСКОЙ АККРЕЦИОННО-КОЛЛИЗИОННОЙ СИСТЕМЫ
The oceanic stage in the history of the South Urals completed in the Ordovician – Early Silurian. The Ordovician through Devonian events in the region included the formation of an island arc in the East Ural zone from the Middle Ordovician to Silurian ...
A. G. Vladimirov +19 more
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Case study of the differentiated subvolcanic porphyritic intrusion underlying Magnitogorsk skarn-magnetite deposit revealed regular relations between petrochemistry features of the rocks and composition of halogens (Cl and F) in the accessory apatite ...
T. D. Bocharnikova +3 more
doaj +2 more sources
The article considers the geological framework of a large orogenic structure in northeastern Eurasia - the Verkhoyansk fold-and-thrust belt (VFTB), formed in the Late Mesozoic on the eastern margin of the Siberian craton.
Е. Ю. Гошко +3 more
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Изучен минеральный состав железомарганцевых образований (конкреций, микроконреций, корок, коркоподобных образований) Индийского океана, проанализированы их распространение, морфология и химический состав.
Сучков, И.А.
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