Publications search results for: Keywords "Ignimbrite"

Geochemical, Isotopic and Petrological Constraints on the Origin and Evolution of the Recent Silicic Magmatism of the Greater Caucasus

Keywords: Rhyolite Ignimbrite Elbrus Chegem caldera Collisional magmatism

Year: 2022 Volume: 12

Author: Vasily Shcherbakov, Ilya Bindeman, Viktor Gazeev,

Decoding a post-collisional multistage magma system: The Quaternary ignimbrites of Aragats stratovolcano, western Armenia

Keywords: Aragats Ignimbrite Glass chemistry Mineral texture Magma mingling Mixing Geothermobarometry

Year: 2018 Volume: 318-319

Author: Hripsime Gevorgyan, Alexander Repstock, Bernhard Schulz, Khachatur Meliksetian, Christoph Breitkreuz, Other autors

Quaternary ring plain- and valley-confined pyroclastic deposits of Aragats stratovolcano (Lesser Caucasus): Lithofacies, geochronology and eruption history

Keywords: Armenia Lava-like ignimbrite Lithic-rich breccia Armored pumice Eruption stages 40 Ar/39 Ar dating Effective porosity and Bulk density

Year: 2020 Volume: 401

Author: Hripsime Gevorgyan, Christoph Breitkreuz, Khachatur Meliksetian, Arsen Israyelyan, Yura Ghukasyan, Other autors

Geometry and Zircons U-Pb Geochronology of the Mtkvari Ignimbrites Flow, Samtske-Javakheti Volcanic Highland, Lesser Caucasus

Keywords: Samtskhe-Javakheti volcanic highland Mtkvari ignimbrites flow zircons U-Pb dating.

Year: 2017 Volume: 11

Author: Avtandil Okrostsvaridze, Sun-Lin Chung, Yu-Chin Lin, Iulia Bobrova, Irakli Skhirtladze,

Two stages of explosive volcanism of the Elbrus area: Geochronology, petrochemical and isotopic-geochemical characteristics of volcanic rocks, and their role in the neogene-quaternary evolution of the Greater Caucasus

Keywords: caldera Elbrus area geochronological scale ignimbrites isotope geochronology volcanic activity volcanic center young explosive volcanism

Year: 2014 Volume: 22

Author: Igor Chernyshev, S. N. Bubnov, Vladimir Lebedev, Gol'tsman, Yu V., Bairova, E. D.,