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Insights into the magma plumbing system of La Fossa di Vulcano (Aeolian Islands, Italy) using oxygen isotopes and clinopyroxene crystal structure (2020)
Journal Article
Wiltshire, R., Halama, R., Boyce, A., Petrone, C., Nazzareni, S., Gertisser, R., …Lucchi, F. (2020). Insights into the magma plumbing system of La Fossa di Vulcano (Aeolian Islands, Italy) using oxygen isotopes and clinopyroxene crystal structure. https://doi.org/10.5194/egusphere-egu2020-13433

<p>The presently active La Fossa cone, Vulcano, widely considered the most hazardous volcano in the Aeolian Islands, is characterised by alternating periods of Vulcanian to subplinian explosive events and lava flow effusion. It has for... Read More about Insights into the magma plumbing system of La Fossa di Vulcano (Aeolian Islands, Italy) using oxygen isotopes and clinopyroxene crystal structure.

Magmatic and metasomatic effects of magma-carbonate interaction recorded in calc-silicate xenoliths from Merapi volcano (Indonesia) (2020)
Journal Article
Halama, R., Gertisser, R., Whitley, S., Preece, K., Deegan, F., & Troll, V. (2020). Magmatic and metasomatic effects of magma-carbonate interaction recorded in calc-silicate xenoliths from Merapi volcano (Indonesia). Journal of Petrology, https://doi.org/10.1093/petrology/egaa048

Magma-carbonate interaction is an increasingly recognised process occurring at active volcanoes worldwide, with implications for the magmatic evolution of the host volcanic systems, their eruptive behaviour, volcanic CO2 budgets, and economic mineral... Read More about Magmatic and metasomatic effects of magma-carbonate interaction recorded in calc-silicate xenoliths from Merapi volcano (Indonesia).

Rapid crystallization of precious-metal-mineralized layers in mafic magmatic systems (2020)
Journal Article
Gertisser, Hepworth, L. N., Daly, J. S., Gertisser, R., Johnson, C. G., Emeleus, C. H., & O’Driscoll, B. (2020). Rapid crystallization of precious-metal-mineralized layers in mafic magmatic systems. Nature Geoscience, 13(5), 375–381. https://doi.org/10.1038/s41561-020-0568-3

The solidified remnants of mafic magmatic systems host the greatest concentrations of platinum-group metals in the Earth’s crust. Our understanding of precious-metal mineralization in these intrusive bodies is underpinned by a traditional view of mag... Read More about Rapid crystallization of precious-metal-mineralized layers in mafic magmatic systems.

Investigating H2O contents in clinopyroxene from explosive versus effusive eruption products from Merapi volcano, Indonesia (2020)
Other
Dimitriou, D., Troll, V., Weis, F., Seraphine, N., Deegan, F., Skogby, H., …Gertisser, R. (2020). Investigating H2O contents in clinopyroxene from explosive versus effusive eruption products from Merapi volcano, Indonesia

<p>The 2010 eruption of Merapi produced pyroclastic deposits and lava flows that are compositionally very similar, raising the question as to the underlying reason of the differences in eruptive styles between the various phases of the... Read More about Investigating H2O contents in clinopyroxene from explosive versus effusive eruption products from Merapi volcano, Indonesia.

Braided peridotite sills and metasomatism in the Rum Layered Suite, Scotland (2020)
Journal Article
Gertisser, R. (2020). Braided peridotite sills and metasomatism in the Rum Layered Suite, Scotland. Contributions to Mineralogy and Petrology, https://doi.org/10.1007/s00410-019-1652-9

The Rum Eastern Layered Intrusion (ELI; Scotland) is an open-system layered intrusion constructed of 16 macro-rhythmic units. Each of the macro-rhythmic units consists of a peridotite base and a troctolite (+/- gabbro) top, previously attributed to t... Read More about Braided peridotite sills and metasomatism in the Rum Layered Suite, Scotland.

Chromitite petrogenesis in the mantle section of the Ballantrae Ophiolite Complex (Scotland) (2019)
Journal Article
Gertisser, R. (2019). Chromitite petrogenesis in the mantle section of the Ballantrae Ophiolite Complex (Scotland). Lithos, 51-67. https://doi.org/10.1016/j.lithos.2019.06.013

Podiform chromitites from the Ballantrae Ophiolite Complex (BOC), NW Scotland, are examined to investigate their petrogenesis and elucidate the nature of melt percolation in the supra-subduction zone oceanic mantle more generally. The mantle portion... Read More about Chromitite petrogenesis in the mantle section of the Ballantrae Ophiolite Complex (Scotland).

Advancing Santorini’s tephrostratigraphy: new glass geochemical data and improved marine-terrestrial tephra correlations for the past ~360 kyrs (2019)
Journal Article
Gertisser, R. (2019). Advancing Santorini’s tephrostratigraphy: new glass geochemical data and improved marine-terrestrial tephra correlations for the past ~360 kyrs. Earth-Science Reviews, https://doi.org/10.1016/j.earscirev.2019.102964

The island of Santorini in the Aegean Sea is one of the world’s most violent active volcanoes. Santorini has produced numerous highly explosive eruptions over at least the past ~360 kyrs that are documented by the island’s unique proximal tephra reco... Read More about Advancing Santorini’s tephrostratigraphy: new glass geochemical data and improved marine-terrestrial tephra correlations for the past ~360 kyrs.

Crustal CO2 contribution to subduction zone degassing recorded through calc-silicate xenoliths in arc lavas (2019)
Journal Article
Whitley, S., Gertisser, R., Halama, R., Preece, K., R. Troll, V., & M. Deegan, F. (2019). Crustal CO2 contribution to subduction zone degassing recorded through calc-silicate xenoliths in arc lavas. Scientific reports, https://doi.org/10.1038/s41598-019-44929-2

Interaction between magma and crustal carbonate at active arc volcanoes has recently been proposed as a source of atmospheric CO2, in addition to CO2 released from the mantle and subducted oceanic crust. However, quantitative constraints on efciency... Read More about Crustal CO2 contribution to subduction zone degassing recorded through calc-silicate xenoliths in arc lavas.

Eruptive history of the Late Quaternary Ciomadul (Csomád) volcano, East Carpathians, part II: magma output rates (2019)
Journal Article
Gertisser, R. (2019). Eruptive history of the Late Quaternary Ciomadul (Csomád) volcano, East Carpathians, part II: magma output rates. Bulletin of Volcanology, https://doi.org/10.1007/s00445-019-1287-8

This study, which builds on high-precision unspiked Cassignol-Gillot K-Ar age determinations, presents an advanced DEMbased volumetrical analysis to infer long-term magma output rates for the Late Quaternary Ciomadul (Csomád) dacitic lava dome comple... Read More about Eruptive history of the Late Quaternary Ciomadul (Csomád) volcano, East Carpathians, part II: magma output rates.

Eruptive history of the Late Quaternary Ciomadul (Csomád) volcano, East Carpathians, Part I: Timing of lava dome activity (2019)
Journal Article
Gertisser. (2019). Eruptive history of the Late Quaternary Ciomadul (Csomád) volcano, East Carpathians, Part I: Timing of lava dome activity. Bulletin of Volcanology, https://doi.org/10.1007/s00445-019-1286-9

Located at the southern tip of the Intra-Carpathian Volcanic Range in Romania, and composed of a dozen dacitic lava domes, the Ciomadul (Csomád) volcanic complex is the youngest eruptive centre of the Carpatho-Pannonian Region. Whereas, in the last d... Read More about Eruptive history of the Late Quaternary Ciomadul (Csomád) volcano, East Carpathians, Part I: Timing of lava dome activity.

Magmatic evolution and textural development of the 1739 CE Pietre Cotte lava flow, Vulcano, Italy (2019)
Journal Article
Bullock, L. A., Gertisser, R., O'Driscoll, B., & Harland, S. (2019). Magmatic evolution and textural development of the 1739 CE Pietre Cotte lava flow, Vulcano, Italy. Journal of Volcanology and Geothermal Research, 372, 1-23. https://doi.org/10.1016/j.jvolgeores.2019.01.017

Textural evidence from occurrences of mingled magmas in lava flows often yields insights into chemical and thermal disequilibrium between multiple magma batches at depth. An understanding of these interactions is key as they can occur on short timesc... Read More about Magmatic evolution and textural development of the 1739 CE Pietre Cotte lava flow, Vulcano, Italy.

Peralkaline felsic magmatism of the Atlantic islands (2018)
Journal Article
Gertisser. (2018). Peralkaline felsic magmatism of the Atlantic islands. Frontiers in Earth Science, https://doi.org/10.3389/feart.2018.00145

The oceanic-island magmatic systems of the Atlantic Ocean exhibit significant diversity in their respective sizes, ages, and the compositional ranges of their eruptive products. Nevertheless, almost all of the Atlantic islands and island groups have... Read More about Peralkaline felsic magmatism of the Atlantic islands.

The cryptotephra record of the Marine Isotope Stage 12 to 10 interval (460–335 ka) at Tenaghi Philippon, Greece: Exploring chronological markers for the Middle Pleistocene of the Mediterranean region (2018)
Journal Article
Gertisser. (2018). The cryptotephra record of the Marine Isotope Stage 12 to 10 interval (460–335 ka) at Tenaghi Philippon, Greece: Exploring chronological markers for the Middle Pleistocene of the Mediterranean region. Quaternary Science Reviews, 313-333. https://doi.org/10.1016/j.quascirev.2018.09.019

Precise chronologies that allow direct correlation of paleoclimate archives are a prerequisite for deciphering the spatiotemporal characteristics of short-term climate variability. Such chronologies can be established through the analysis of tephra l... Read More about The cryptotephra record of the Marine Isotope Stage 12 to 10 interval (460–335 ka) at Tenaghi Philippon, Greece: Exploring chronological markers for the Middle Pleistocene of the Mediterranean region.

Structural features and stability of Spanish sepiolite as a potential catalyst (2018)
Journal Article
Al-Ani, . A., Gertisser, R., & Zholobenko, V. (2018). Structural features and stability of Spanish sepiolite as a potential catalyst. Applied Clay Science, 297 -304. https://doi.org/10.1016/j.clay.2018.06.021

Abstract Sepiolite-based catalysts loaded with potassium hydroxide were prepared via the wet impregnation and ion-exchange methods and evaluated as catalysts in base-assisted reactions, such as transesterification of renewable oils. The structural fe... Read More about Structural features and stability of Spanish sepiolite as a potential catalyst.

Linking in situ crystallisation and magma replenishment via sill intrusion in the Rum Western Layered Intrusion, NW Scotland (2018)
Journal Article
Gertisser, R. (2018). Linking in situ crystallisation and magma replenishment via sill intrusion in the Rum Western Layered Intrusion, NW Scotland. Journal of Petrology, 1605-1642. https://doi.org/10.1093/petrology/egy073

The construction of layered mafic-ultramafic intrusions has traditionally been attributed to gravity driven accumulation, involving the mechanical settling of crystals onto the magma chamber floor, at the interface between the crystal mush at the bas... Read More about Linking in situ crystallisation and magma replenishment via sill intrusion in the Rum Western Layered Intrusion, NW Scotland.

Towards reconstruction of the lost Late Bronze Age intra-caldera island of Santorini, Greece (2018)
Journal Article
Gertisser. (2018). Towards reconstruction of the lost Late Bronze Age intra-caldera island of Santorini, Greece. Scientific reports, https://doi.org/10.1038/s41598-018-25301-2

During the Late Bronze Age, the island of Santorini had a semi-closed caldera harbour inherited from the 22 ka Cape Riva Plinian eruption, and a central island referred to as ‘Pre-Kameni’ after the present-day Kameni Islands. Here, the size and age o... Read More about Towards reconstruction of the lost Late Bronze Age intra-caldera island of Santorini, Greece.

Emplacement of the Rocche Rosse rhyolite lava flow(Lipari, Aeolian Islands) (2018)
Journal Article
Gertisser. (2018). Emplacement of the Rocche Rosse rhyolite lava flow(Lipari, Aeolian Islands). Bulletin of Volcanology, https://doi.org/10.1007/s00445-018-1222-4

The Rocche Rosse lava flow marks the most recent rhyolitic extrusion on Lipari island (Italy), and preserves evidence for a multi-stage emplacement history. Due to the viscous nature of the advancing lava (108 to 1010 Pa s), indicators of complex emp... Read More about Emplacement of the Rocche Rosse rhyolite lava flow(Lipari, Aeolian Islands).

When the gods are angry: volcanic crisis and eruption at Bali's great volcano (2018)
Journal Article
Gertisser. (2018). When the gods are angry: volcanic crisis and eruption at Bali's great volcano. Geology Today, 62 - 65. https://doi.org/10.1111/gto.12224

In November 2017, Bali's ‘great volcano’, Gunung Agung, erupted for the first time since 1963—leading to the evacuation of nearly 150 000 people from a preliminary danger zone within a radius of 9–12 km from the summit. Since the phreatic onset of th... Read More about When the gods are angry: volcanic crisis and eruption at Bali's great volcano.

Timescales of magma ascent and degassing and the role of crustal assimilation at Merapi volcano (2006-2010), Indonesia: constraints from uranium-series and radiogenic isotopic compositions (2018)
Journal Article
Gertisser. (2018). Timescales of magma ascent and degassing and the role of crustal assimilation at Merapi volcano (2006-2010), Indonesia: constraints from uranium-series and radiogenic isotopic compositions. Geochimica et Cosmochimica Acta, 34-52. https://doi.org/10.1016/j.gca.2017.10.015

We present new 238U-230Th-226Ra-210Pb-210Po, 87Sr/86Sr and 143Nd/144Nd isotopic data of whole-rock samples and plagioclase separates from volcanic deposits of the 2006 and 2010 eruptions at Merapi volcano, Java, Indonesia. These data are combined wit... Read More about Timescales of magma ascent and degassing and the role of crustal assimilation at Merapi volcano (2006-2010), Indonesia: constraints from uranium-series and radiogenic isotopic compositions.