Results 11 to 20 of about 29 (27)
Актуальность работы. Изучение гранитоидов Большого Кавказа сформировавшихся на рубеже позднего палеозоя и мезозоя является важной проблемой в связи с тем, что с ними в регионе ассоциируют золото – полисульфидно – кварцевые рудные объекты.
В.М. Газеев +1 more
doaj +2 more sources
The Geochemical and mineralogical studies showed, that harzburgites of the Chagan-Uzun massif are restites with a degree of partial melting 15–20 %, which formed at temperatures 1520–1420 °С under the conditions of the mid-oceanic ridge and transformed ...
V. A. Simonov +7 more
core +1 more source
The Ural mobile belt is an intracontinental epioceanic orogen that has already gone through all stages of the geodynamic development. Igneous rocks formed during each stage are important indicators for understanding the evolution of this belt and ...
Е. С. Шагалов +19 more
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СТРУКТУРА МЕСТОРОЖДЕНИЯ СУПЕРКВАРЦИТОВ БУРАЛ-САРДЫК (ВОСТОЧНЫЙ САЯН)
The article presents the results of geological and structural studies of the northwestern part of the Gargan quartziferous province, wherein the Bural-Sardyk deposit is located. The early views on this deposit of high-quality siliceous raw materials have
А. М. Mazukabzov +5 more
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It is known that changes in geochemical fields may be due to the formation and development of earthquake foci. Hydrogeochemical fields at observation sites can be disturbed by underground shocks of sufficient energy, which occur at specific epicentral ...
R. M. Semenov +5 more
core +1 more source
The petrographic, lithogeochemical and U-Pb (LA-ICP-MS) geochronological studies were carried out to investigate the terrigenous rocks sampled from the lower part of the Ipsit suite of the Karagass series (Sayan segment of the Sayan-Baikal-Patom belt ...
D. P. Gladkochub +7 more
core +1 more source
ЗЕМЛЕТРЯСЕНИЕ 27.08.2008 ГОДА НА ЮГЕ БАЙКАЛА И ЕГО ПРЕДВЕСТНИКИ
On 27 August 2008, a strong earthquake occurred in the Southern Baikal area. Its focus was located within the Baikal rift zone which characterized with high seismicity. The general location and approximate strength of the earthquake were thus expectable,
Рудольф Михайлович Семенов +1 more
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КАРТА СЕЙСМОТЕКТОНИКИ ВОСТОЧНОЙ СИБИРИ
The paper reviews goals and objectives, stages and the content of seismotectonic studies conducted in Eastern Siberia. Such studies are based on a comprehensive analysis of geological and geophysical data and provide for establishing whether the local ...
Anatoly V. Chipizubov +11 more
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The deep structure and paleogeodynamics of the Siberian craton and the Central Asian folded belt are studied by two specialized laboratories of the Institute of the Earth’s Crust, SB RAS – the Laboratory of Complex Geophysics and the Laboratory of ...
D. P. Gladkochub +3 more
core +1 more source
В Центральной части Северного Кавказа, в пределах Кестанты-Хазнидонской неоаллохтонной зоны, выделенной в южной части Скифской платформы, встречаются лавовые потоки, силлы, мелкие штоки и дайки вулканитов «хуламского комплекса» с которыми ассоциирует ...
В.М. Газеев +2 more
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