Results 71 to 80 of about 36,579 (273)

Hekla Revisited: Fractionation of a Magma Body at Historical Timescales [PDF]

, 2021
D. Geist, K. S. Harpp, Peter Oswald, Paul Wallace, Ilya N. Bindeman, Branden Christensen   +5 more
openalex   +1 more source

Segmented dike intrusion linked to multi-level magma storage during and before the 2025 eruption at Erta Ale (East Africa)

Frontiers in Earth Science
IntroductionDike intrusions can assist continental rifting and plate divergence. However, our understanding of the magma dynamics during diking and the architecture of the magma storage that feeds dikes are still limited by temporally and spatially ...
Alessandro La Rosa, Carolina Pagli, Derek Keir, Derek Keir, Atalay Ayele, Hua Wang, Eleonora Rivalta, Eleonora Rivalta, Elias Lewi   +8 more
doaj   +1 more source

Sr-Nd isotopic characteristic, U-Pb zircon geochronology, and petrogenesis of Najmabad Granodiorite batholith, Eastern Iran

Journal of Economic Geology, 2012
The study area is located south of Ghonabad in Eastern Iran. This area is situated between two major faults, Darouneh to the north and Dashtbyaz to the south. The movements of these faults cased major dislocation of this block.
Mehrab Moradi Noghondar, Mohammad Hassan Karimpour, G. Lang Farmer, Charles R. Stern   +3 more
doaj   +1 more source

Magmatic system of the Klyuchevskoy volcano according to seismic data and their geomechanical interpretation

Записки Горного института, 2023
3D analysis of the magma transport and accumulation mechanism in the structure and basement of the Klyuchevskoy volcano preceding 11 eruptions in 2003-2021 has been performed.
Aleksei V. Kiryukhin, Olga V. Bergal-Kuvikas, Mikhail V. Lemzikov, Nikita B. Zhuravlev   +3 more
doaj  

Correlated increase in CO₂ fumarolic content and diffuse emission from La Fossa crater (Vulcano, Italy): Evidence of volcanic unrest or increasing gas release from a stationary deep magma body? [PDF]

, 2006
Domenico Granieri, Maria Luisa Carapezza, Giovanni Chiodini, Rosario Avino, Stefano Caliro, Massimo Ranaldi, Tullio Ricci, Luca Tarchini   +7 more
openalex   +1 more source

Satellite Geodesy Unveils a Decade of Summit Subsidence at Ol Doinyo Lengai Volcano, Tanzania

Geophysical Research Letters
The processing of hundreds of Synthetic Aperture Radar (SAR) images acquired by two satellite systems: Sentinel‐1 and COSMO‐SkyMed reveals a decade of ground deformation for a ∼0.5 km diameter area around the summit crater of the only active carbonatitic
Christelle Wauthier, Cristy Ho
doaj   +1 more source

The Petrology and Geochemistry of Oto-Zan Composite Lava Flow on Shodo-Shima Island, SW Japan: Remelting of a Solidified High-Mg Andesite Magma [PDF]

, 2005
Yoshiyuki Tatsumi, Toshihiro Suzuki, Hiroshi Kawabata, Keiko Sato, Takashi Miyazaki, Qing Chang, T. Takahashi, Kenichiro Tani, Tomoyuki Shibata, Masako Yoshikawa   +9 more
openalex   +1 more source

Magnesian Basalts of the Medvezhia Caldera: Main Magmas and Their Sources on the Example of the Menshiy Brat Volcano (Iturup Island)

, 2023
D. V. Kuzmin, I. R. Nizametdinov, S. Z. Smirnov, T. Yu. Timina, A. Ya. Shevko, M. P. Gora, А. В. Рыбин   +6 more
openalex   +2 more sources

Magmas anhydres et magmas aqueux. Le cas du Kilauea

Bulletin de la Société française de Minéralogie, 1914
Brun Albert. Magmas anhydres et magmas aqueux. Le cas du Kilauea. In: Bulletin de la Société française de Minéralogie, volume 37, 1, 1914. pp. 31-38.
openaire   +4 more sources

Influence of Pre-Existing Nuclei on the Crystallization Kinetics of Primitive Alkaline Magmas: Insights on the Deep Feeding System of the Campi Flegrei Volcanic District [PDF]

, 2020
Barbara Bonechi
openalex   +1 more source