OH point defects in quartz–a review

R Stalder - European Journal of Mineralogy, 2021 - ejm.copernicus.org
Research results of the past 6 decades on the incorporation of OH point defects in quartz are
summarised and evaluated in terms of their application to natural samples and processes …

Structure and theoretical infrared spectra of OH defects in quartz

MC Jollands, M Blanchard… - European Journal of …, 2020 - ejm.copernicus.org
The infrared spectra of natural quartz, and synthetic quartz produced in conditions relevant
to natural environments, generally contain some association of OH-stretching absorption …

Degassing from magma reservoir to eruption in silicic systems: The Li elemental and isotopic record from rhyolitic melt inclusions and host quartz in a Yellowstone …

J Neukampf, O Laurent, P Tollan, AS Bouvier… - … et Cosmochimica Acta, 2022 - Elsevier
Lithium and hydrogen are volatile elements which diffuse rapidly in crystals and melt,
making them powerful geochemical tools to reconstruct geological processes that take place …

Assessing magmatic volatile equilibria through FTIR spectroscopy of unexposed melt inclusions and their host quartz: a new technique and application to the Mesa …

P Tollan, B Ellis, J Troch, J Neukampf - Contributions to Mineralogy and …, 2019 - Springer
Fourier transform infrared spectroscopy (FTIR) is a precise, non-destructive, and highly
sensitive means of measuring volatile species in melt inclusions. Existing methods of …

[HTML][HTML] Lithostratigraphy of the ignimbrite-dominated Miocene Bükk Foreland Volcanic Area (Central Europe)

M Hencz, T Biró, K Németh, A Szakács… - Journal of Volcanology …, 2024 - Elsevier
This study documents the volcanic evolution of the Miocene silicic Bükk Foreland Volcanic
Area (BFVA), Northern Hungary (Central Europe) at an event-scale. The BFVA is a deeply …

OH defect contents in quartz in a granitic system at 1–5 kbar

A Potrafke, R Stalder, BC Schmidt, T Ludwig - Contributions to Mineralogy …, 2019 - Springer
Quartz is able to incorporate trace elements (eg, H, Li, Al, B) depending on the formation
conditions (P, T, and chemical system). Consequently, quartz can be used as a tracer for …

[PDF][PDF] A Lower Miocene pyroclastic-fall deposit from the Bükk Foreland Volcanic Area, Northern Hungary: clues for an eastward-located source

M Hencz, T Biro, Z Cseri, D Karatson… - Geologica …, 2021 - researchgate.net
Detailed investigation of a Lower Miocene Plinian pyroclastic sequence that crops out in the
Bükk Foreland Volcanic Area (BFVA) in Northern Hungary is presented here. The studied …

The relationship between ignimbrite lithofacies and topography in a foothill setting formed on Miocene pyroclastics–a case study from the Bükkalja, Northern Hungary

T Biró, M Hencz, T Telbisz, Z Cseri… - Hungarian Geographical …, 2022 - ojs.mtak.hu
Units with extremely variable erodibility are typical in the succession of pyroclastic-
dominated volcanic fields. Welded ignimbrites are usually resistant to erosion, thus, they …

Hydrogen Isotope Composition of a Large Silicic Magma Reservoir Preserved in Quartz‐Hosted Glass Inclusions of the Bishop Tuff Plinian Eruption

KS Befus, KJ Walowski, RL Hervig… - Geochemistry …, 2020 - Wiley Online Library
Water controls magmatic crystallization and drives volcanic eruptions, but little is known
about its primary source in silicic systems. The hydrogen isotope composition of volcanic …

[HTML][HTML] Uniform “water” content in quartz phenocrysts from silicic pyroclastic fallout deposits–implications on pre-eruptive conditions

M Hencz, T Biró, IJ Kovács, R Stalder… - European Journal of …, 2021 - ejm.copernicus.org
Structural hydroxyl content of volcanic quartz phenocrysts was investigated with unpolarized
Fourier-transform infrared spectroscopy. The phenocrysts originated from five pyroclastic …