Plume magmatism in the northeastern part of the Altai–Sayan region: Stages, source compositions, and geodynamics (exemplified by the Minusinsk Depression)
- Авторлар: Vorontsov A.1,2, Perfilova O.3, Buslov M.4,5, Travin A.4,5, Makhlaev M.3, Dril S.1, Katraevskaya Y.2
-
Мекемелер:
- Vinogradov Institute of Geochemistry, Siberian Branch
- Irkutsk State University
- Siberian Federal University
- Sobolev Institute of Geology and Mineralogy, Siberian Branch
- Novosibirsk State University
- Шығарылым: Том 472, № 2 (2017)
- Беттер: 184-189
- Бөлім: Geochemistry
- URL: https://journals.rcsi.science/1028-334X/article/view/189291
- DOI: https://doi.org/10.1134/S1028334X1702009X
- ID: 189291
Дәйексөз келтіру
Аннотация
The results of geochronological (U–Pb, Ar–Ar), geochemical, and isotopic (Sr, Nd) studies of the Ordovician and Devonian mafic volcanic–subvolcanic rock associations of the Minusinsk Depression are presented. The obtained ages of magmatic associations and the basite composition, considering previous studies, witness to the impact of two mantle plumes different in age (Late Cambrian–Ordovician and Devonian) on suprasubduction rock complexes in active continental margin settings.
Авторлар туралы
A. Vorontsov
Vinogradov Institute of Geochemistry, Siberian Branch; Irkutsk State University
Хат алмасуға жауапты Автор.
Email: voron@igc.irk.ru
Ресей, Irkutsk, 664033; Irkutsk
O. Perfilova
Siberian Federal University
Email: voron@igc.irk.ru
Ресей, Krasnoyarsk
M. Buslov
Sobolev Institute of Geology and Mineralogy, Siberian Branch; Novosibirsk State University
Email: voron@igc.irk.ru
Ресей, Novosibirsk, 630090; Novosibirsk
A. Travin
Sobolev Institute of Geology and Mineralogy, Siberian Branch; Novosibirsk State University
Email: voron@igc.irk.ru
Ресей, Novosibirsk, 630090; Novosibirsk
M. Makhlaev
Siberian Federal University
Email: voron@igc.irk.ru
Ресей, Krasnoyarsk
S. Dril
Vinogradov Institute of Geochemistry, Siberian Branch
Email: voron@igc.irk.ru
Ресей, Irkutsk, 664033
Ya. Katraevskaya
Irkutsk State University
Email: voron@igc.irk.ru
Ресей, Irkutsk