A review of volcanic ash aggregation

RJ Brown, C Bonadonna, AJ Durant - Physics and Chemistry of the Earth …, 2012 - Elsevier
Most volcanic ash particles with diameters< 63μm settle from eruption clouds as particle
aggregates that cumulatively have larger sizes, lower densities, and higher terminal fall …

Volcanic stratigraphy: A review

J Martí, G Groppelli, AB da Silveira - Journal of Volcanology and …, 2018 - Elsevier
Volcanic stratigraphy is a fundamental component of geological map** in volcanic areas
as it yields the basic criteria and essential data for identifying the spatial and temporal …

Pyroclastic density currents and the sedimentation of ignimbrites

MJ Branney, BP Kokelaar - 2002 - books.google.com
Ignimbrites are vast, landscape-modifying deposits composed mainly of pumice fragments
and ash. They derive from the most. hazardous types of explosive volcanic eruptions and …

Tenerife, a complex end member of basaltic oceanic island volcanoes, with explosive polygenetic phonolitic calderas, and phonolitic-basaltic stratovolcanoes

RAF Cas, JA Wolff, J Martí, PH Olin, CJ Edgar… - Earth-Science …, 2022 - Elsevier
Tenerife, one of the active oceanic island volcanoes in the Canary Islands, located in the
eastern Atlantic Ocean off northwest Africa, is the second largest intraplate oceanic island …

Clinopyroxene/melt trace element partitioning in sodic alkaline magmas

CD Beard, VJ van Hinsberg, J Stix… - Journal of Petrology, 2019 - academic.oup.com
Clinopyroxene is a key fractionating phase in alkaline magmatic systems, but its impact on
metal enrichment processes, and the formation of REE+ HFSE mineralisation in particular, is …

Origin of accretionary lapilli within ground-hugging density currents: evidence from pyroclastic couplets on Tenerife

RJ Brown, MJ Branney, C Maher… - …, 2010 - pubs.geoscienceworld.org
Aggregation of airborne particles is an important way in which the atmosphere is cleansed of
fine dust particles, such as following explosive eruptions and meteorite impacts. We identify …

Sedimentological and geochemical evidence for multistage failure of volcanic island landslides: A case study from Icod landslide on north Tenerife, Canary Islands

JE Hunt, RB Wynn, DG Masson… - Geochemistry …, 2011 - Wiley Online Library
Volcanic island landslides can pose a significant geohazard through landslide‐generated
tsunamis. However, a lack of direct observations means that factors influencing …

Mega-tsunami conglomerates and flank collapses of ocean island volcanoes

R Paris, RS Ramalho, J Madeira, S Ávila, SM May… - Marine Geology, 2018 - Elsevier
Marine conglomerates at high elevation on the flanks of ocean islands are usually
interpreted as evidence of mega-tsunamis generated by volcano flank collapses, although …

New insights into Late Pleistocene explosive volcanic activity and caldera formation on Ischia (southern Italy)

RJ Brown, G Orsi, S de Vita - Bulletin of Volcanology, 2008 - Springer
A new pyroclastic stratigraphy is presented for the island of Ischia, Italy, for the period∼ 75–
50 ka BP. The data indicate that this period bore witness to the largest eruptions recorded on …

Explosive eruption, flank collapse and megatsunami at Tenerife ca. 170 ka

R Paris, JJC Bravo, MEM González, K Kelfoun… - Nature …, 2017 - nature.com
Giant mass failures of oceanic shield volcanoes that generate tsunamis potentially represent
a high-magnitude but low-frequency hazard, and it is actually difficult to infer the …