To mix or not to mix: details of magma storage, recharge, and remobilization during the Pacheco stage at Misti volcano, Peru (≤ 21–2 ka)

MK Takach, FJ Tepley, CJ Harpel, R Aguilar… - Journal of …, 2024 - academic.oup.com
We investigate ten of the most recent tephra-fall deposits emplaced between≤ 21 and 2 ka
from the Pacheco stage of Misti volcano, Peru, to elucidate magma dynamics and explosive …

Priming and eruption of andesite magmas at Taranaki volcano recorded in plagioclase phenocrysts

P Shane, F Costa, S Cronin, C Stirling, M Reid - Bulletin of Volcanology, 2023 - Springer
Plagioclase phenocrysts in pre-historic andesites provide insight to the dynamics of magma
formation and eruption at Taranaki volcano, New Zealand. The phenocryst population has a …

[HTML][HTML] Thermodynamics and kinetics of cation partitioning between plagioclase and trachybasaltic melt in static and dynamic systems: A reassessment of the lattice …

S Mollo, F di Fiore, A MacDonald, T Ubide… - … et Cosmochimica Acta, 2024 - Elsevier
Most of the solidification history of magmas beneath active volcanoes takes place in
chemically and physically perturbed plumbing systems where the growth of crystals is …

Constraining magma storage conditions of the Toba magmatic system: a plagioclase and amphibole perspective

J Lubbers, AJR Kent, S de Silva - Contributions to Mineralogy and …, 2024 - Springer
Silicic magma reservoirs are responsible for producing the largest explosive eruptions in the
geologic record. Petrologic and geochronological data provide evidence for these systems …

From melt-to crystal-rich magmatic systems during rift localization: Insights from mineral chemistry in Central Afar (Ethiopia)

G Tortelli, A Gioncada, C Pagli, E Braschi… - … to Mineralogy and …, 2024 - Springer
Magmatism plays a key role in accommodating and localizing extension during continental
breakup. However, how the crustal magmatic systems evolve at the continental-ocean …

Local strain heterogeneity associated with Al/Si ordering in anorthite, CaAl2Si2O8, with implications for thermodynamic mixing behavior and trace element …

AJ Atkinson, TB Ballaran, MA Carpenter - American Mineralogist, 2024 - degruyter.com
Hard Mode IR powder absorption spectroscopy has been used to characterize local strain
relaxation associated with Al/Si ordering in a suite of synthetic anorthite samples with …

Geochemistry and petrology to understand the evolution of the Stratoid and younger volcanism in Afar

G Tortelli - 2023 - flore.unifi.it
In rift settings, magmatism and tectonics play a key role during continental breakup leading
to oceanic spreading. A control by mantle plumes is commonly invoked for the flood basalt …