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Magma recharge in persistently active basaltic–andesite systems and its geohazards implications: the case of Villarrica volcano, Chile (2024)
Journal Article
Cortés, J. A., Gertisser, R., & Calder, E. S. (2024). Magma recharge in persistently active basaltic–andesite systems and its geohazards implications: the case of Villarrica volcano, Chile. International Journal of Earth Sciences, 113, 1145–1163. https://doi.org/10.1007/s00531-024-02414-w

We report whole-rock chemistry, mineral chemistry, and volatile content from Villarrica volcano’s major recent paroxysms and background activity. Composition of the volcanic products are basalt to basaltic andesite with whole-rock SiO2 content betwee... Read More about Magma recharge in persistently active basaltic–andesite systems and its geohazards implications: the case of Villarrica volcano, Chile.

Hazardous explosive eruptions of a recharging multi-cyclic island arc caldera (2024)
Journal Article
Preine, J., Karstens, J., Hübscher, C., Druitt, T., Kutterolf, S., Nomikou, P., …Papanikolaou, D. (2024). Hazardous explosive eruptions of a recharging multi-cyclic island arc caldera. Nature Geoscience, 17(4), 323-331. https://doi.org/10.1038/s41561-024-01392-7

Caldera-forming eruptions of silicic volcanic systems are among the most devastating events on Earth. By contrast, post-collapse volcanic activity initiating new caldera cycles is generally considered less hazardous. Formed after Santorini’s latest c... Read More about Hazardous explosive eruptions of a recharging multi-cyclic island arc caldera.

Giant offshore pumice deposit records a shallow submarine explosive eruption of ancestral Santorini (2024)
Journal Article
Druitt, T., Kutterolf, S., Ronge, T. A., Hübscher, C., Nomikou, P., Preine, J., …Lee, H. (2024). Giant offshore pumice deposit records a shallow submarine explosive eruption of ancestral Santorini. Communications Earth & Environment, 5(1), Article 24. https://doi.org/10.1038/s43247-023-01171-z

Large explosive volcanic eruptions from island arcs pour pyroclastic currents into marine basins, impacting ecosystems and generating tsunamis that threaten coastal communities and infrastructures. Risk assessments require robust records of such high... Read More about Giant offshore pumice deposit records a shallow submarine explosive eruption of ancestral Santorini.

Magma recharge and mush rejuvenation drive paroxysmal activity at Stromboli volcano (2022)
Journal Article
Maria Petrone, C., Mollo, S., Gertisser, R., Buret, Y., Scarlato, P., Del Bello, E., …Reagan, M. (2022). Magma recharge and mush rejuvenation drive paroxysmal activity at Stromboli volcano. Nature communications, 13(1), Article 7717. https://doi.org/10.1038/s41467-022-35405-z

Open-conduit basaltic volcanoes can be characterised by sudden large explosive events (paroxysms) that interrupt normal effusive and mild explosive activity. In June-August 2019, one major explosion and two paroxysms occurred at Stromboli volcano (It... Read More about Magma recharge and mush rejuvenation drive paroxysmal activity at Stromboli volcano.

Eruptive Activity of the Santorini Volcano Controlled by Sea Level Rise and Fall (2021)
Journal Article
Gertisser. (2021). Eruptive Activity of the Santorini Volcano Controlled by Sea Level Rise and Fall. Nature Geoscience, https://doi.org/10.1038/s41561-021-00783-4

Sea-level change is thought to influence the frequencies of volcanic eruptions on glacial to interglacial timescales. However, the underlying physical processes and their importance relative to other influences (for example, magma recharge rates) rem... Read More about Eruptive Activity of the Santorini Volcano Controlled by Sea Level Rise and Fall.

Eruption Style, Emplacement Dynamics and Geometry of Peralkaline Ignimbrites: Insights From the Lajes-Angra Ignimbrite Formation, Terceira Island, Azores (2021)
Journal Article
Gertisser, R. (2021). Eruption Style, Emplacement Dynamics and Geometry of Peralkaline Ignimbrites: Insights From the Lajes-Angra Ignimbrite Formation, Terceira Island, Azores. Frontiers in Earth Science, https://doi.org/10.3389/feart.2021.673686

Ignimbrites are relatively uncommon on ocean island volcanoes and yet they constitute a significant portion of the stratigraphy of Terceira Island (Azores). The Lajes-Angra Ignimbrite Formation (ca. 25 cal ka BP) contains the youngest ignimbrites on... Read More about Eruption Style, Emplacement Dynamics and Geometry of Peralkaline Ignimbrites: Insights From the Lajes-Angra Ignimbrite Formation, Terceira Island, Azores.

Constraining the landscape of Late Bronze Age Santorini prior to the Minoan eruption: insights from volcanological, geomorphological and archaeological findings (2020)
Journal Article
Gertisser, R. (2020). Constraining the landscape of Late Bronze Age Santorini prior to the Minoan eruption: insights from volcanological, geomorphological and archaeological findings. Journal of Volcanology and Geothermal Research, https://doi.org/10.1016/j.jvolgeores.2020.106911

One of the best known places on Earth where volcanology meets archaeology and history is the volcanic island of Santorini (Thíra), Greece. It is famous for the cataclysmic Late Bronze Age (Minoan) Plinian eruption which destroyed the Minoan culture t... Read More about Constraining the landscape of Late Bronze Age Santorini prior to the Minoan eruption: insights from volcanological, geomorphological and archaeological findings.

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.

Significant changes in the magma dynamics of Stromboli steady-state volcano recorded by clinopyroxene crystals. (2020)
Journal Article
Petrone, C. M., Di Stefano, F., Gertisser, R., Mollo, S., Tommasini, S., Del Bello, E., …Coltorti, M. (2020). Significant changes in the magma dynamics of Stromboli steady-state volcano recorded by clinopyroxene crystals. https://doi.org/10.5194/egusphere-egu2020-18109

<p>Steady-state volcanic activity implies equilibrium between the rate of magma replenishment and eruption of compositionally homogeneous magmas, lasting for tens to thousands of years in an open conduit system. The Present-day activit... Read More about Significant changes in the magma dynamics of Stromboli steady-state volcano recorded by clinopyroxene crystals..

Sr isotopes indicate millennial-scale formation of metal-rich layers by reactive melt percolation in an open-system layered intrusion (2020)
Journal Article
Daly, J. S., Hepworth, L., O'Driscoll, B., Johnson, C., Gertisser, R., & Emeleus, C. H. (2020). Sr isotopes indicate millennial-scale formation of metal-rich layers by reactive melt percolation in an open-system layered intrusion. https://doi.org/10.5194/egusphere-egu2020-20272

<p>In order to test whether the crystal mushes that form layered mafic intrusions can behave as open systems, we investigated mineral-scale textural, chemical and Sr isotopic heterogeneity in the c. 60 Ma Rum intrusion, Scotland. Withi... Read More about Sr isotopes indicate millennial-scale formation of metal-rich layers by reactive melt percolation in an open-system layered intrusion.

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.

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 U-238-Th-230-Ra-226-Pb-210-Po-210, Sr-87/(86) Sr and Nd-143/(144) Nd 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... 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.

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.

The youngest volcanic eruptions in East- Central Europe—new findings from the Ciomadul lava dome complex, East Carpathians, Romania (2017)
Journal Article
Gertisser. (2017). The youngest volcanic eruptions in East- Central Europe—new findings from the Ciomadul lava dome complex, East Carpathians, Romania. Geology Today, 62 -67. https://doi.org/10.1111/gto.12181/full

Violent explosive eruptions occurred between c. 51 and 29 thousand years ago—during the Last Glacial Maximum in East-Central Europe—at the picturesque volcano of Ciomadul, located at the southernmost tip of the Inner Carpathian Volcanic Range in Roma... Read More about The youngest volcanic eruptions in East- Central Europe—new findings from the Ciomadul lava dome complex, East Carpathians, Romania.

The youngest volcanic eruptions in East-Central Europe—new findings from the Ciomadul lava dome complex, East Carpathians, Romania (2017)
Journal Article
Karátson, D., Veres, D., Wulf, S., Gertisser, R., Magyari, E., & Bormann, M. The youngest volcanic eruptions in East-Central Europe—new findings from the Ciomadul lava dome complex, East Carpathians, Romania. Geology Today, 33(2), 60-65. https://doi.org/10.1111/gto.12181

Violent explosive eruptions occurred between c. 51 and 29 thousand years ago—during the Last Glacial Maximum in East-Central Europe—at the picturesque volcano of Ciomadul, located at the southernmost tip of the Inner Carpathian Volcanic Range in Roma... Read More about The youngest volcanic eruptions in East-Central Europe—new findings from the Ciomadul lava dome complex, East Carpathians, Romania.

Incremental Construction of the Unit 10 Peridotite, Rum Eastern Layered Intrusion, NW Scotland (2017)
Journal Article
Hepworth, L. N., O’Driscoll, B., Gertisser, R., Daly, J. S., & Emeleus, C. H. (2017). Incremental Construction of the Unit 10 Peridotite, Rum Eastern Layered Intrusion, NW Scotland. Journal of Petrology, 58(1), 137-166. https://doi.org/10.1093/petrology/egx008

The Rum Eastern Layered Intrusion (ELI) is the product of part of an ∼60 Ma open-system magma chamber. The 16 coupled peridotite–troctolite ± gabbro macro-rhythmic units it contains represent crystallization of multiple batches of basaltic and picrit... Read More about Incremental Construction of the Unit 10 Peridotite, Rum Eastern Layered Intrusion, NW Scotland.

On the compositional variability of dalyite, K2ZrSi6O15: a new occurrence from Terceira, Azores (2016)
Journal Article
Jeffery, A., Gertisser, R., Jackson, R., O'Driscoll, B., & Kronz, A. (2016). On the compositional variability of dalyite, K2ZrSi6O15: a new occurrence from Terceira, Azores. Mineralogical Magazine, 547-565. https://doi.org/10.1180/minmag.2016.080.018

The rare potassium zirconium silicate dalyite has been identified for the first time on Terceira, Azores, within syenitic ejecta of the Caldeira-Castelinho Ignimbrite Formation. New quantitative analyses of this dalyite were combined with the small n... Read More about On the compositional variability of dalyite, K2ZrSi6O15: a new occurrence from Terceira, Azores.

The ‘Roxolany Tephra’ (Ukraine) – new evidence for an origin from Ciomadul volcano, East Carpathians (2016)
Journal Article
Gertisser. (2016). The ‘Roxolany Tephra’ (Ukraine) – new evidence for an origin from Ciomadul volcano, East Carpathians. Journal of Quaternary Science, 565-576. https://doi.org/10.1002/jqs.2879

We present major element glass data and correlations for the ‘Roxolany Tephra’ - a so far geochemically unconstrained volcanic ash layer previously described in last glacial (Marine Isotope Stage 2) loess deposits of the Roxolany loess–palaeosol comp... Read More about The ‘Roxolany Tephra’ (Ukraine) – new evidence for an origin from Ciomadul volcano, East Carpathians.

The ‘Roxolany Tephra’ (Ukraine) – new evidence for an origin from Ciomadul volcano, East Carpathians (2016)
Journal Article
Gertisser. (2016). The ‘Roxolany Tephra’ (Ukraine) – new evidence for an origin from Ciomadul volcano, East Carpathians. Journal of Quaternary Science, 565-576. https://doi.org/10.1002/jqs.2879

We present major element glass data and correlations for the ‘Roxolany Tephra’ - a so far geochemically unconstrained volcanic ash layer previously described in last glacial (Marine Isotope Stage 2) loess deposits of the Roxolany loess–palaeosol comp... Read More about The ‘Roxolany Tephra’ (Ukraine) – new evidence for an origin from Ciomadul volcano, East Carpathians.

Transitions between explosive and effusive phases during the cataclysmic 2010 eruption of Merapi volcano, Java, Indonesia (2016)
Journal Article
Gertisser. (2016). Transitions between explosive and effusive phases during the cataclysmic 2010 eruption of Merapi volcano, Java, Indonesia. Bulletin of Volcanology, https://doi.org/10.1007/s00445-016-1046-z

Transitions between explosive and effusive activity are commonly observed during dome-forming eruptions and may be linked to factors such as magma influx, ascent rate and degassing. However, the interplay between these factors is complex and the resu... Read More about Transitions between explosive and effusive phases during the cataclysmic 2010 eruption of Merapi volcano, Java, Indonesia.

Temporal evolution of a post-caldera, mildly peralkaline magmatic system: Furnas volcano, São Miguel, Azores (2016)
Journal Article
Gertisser. (2016). Temporal evolution of a post-caldera, mildly peralkaline magmatic system: Furnas volcano, São Miguel, Azores. Contributions to Mineralogy and Petrology, https://doi.org/10.1007/s00410-016-1235-y

Furnas is one of three active central volcanoes on São Miguel Island, Azores, and is considered to be one of the most hazardous in the archipelago. In this study, the pre-eruptive magma plumbing system of the 10 young (

The latest explosive eruptions of Ciomadul (Csomád) volcano, East Carpathians — A tephrostratigraphic approach for the 51–29ka BP time interval (2016)
Journal Article
Gertisser. (2016). The latest explosive eruptions of Ciomadul (Csomád) volcano, East Carpathians — A tephrostratigraphic approach for the 51–29ka BP time interval. Journal of Volcanology and Geothermal Research, 29-51. https://doi.org/10.1016/j.jvolgeores.2016.03.005

The most recent, mainly explosive eruptions of Ciomadul, the youngest volcano in the Carpatho-Pannonian Region, have been constrained by detailed field volcanological studies, major element pumice glass geochemistry, luminescence and radiocarbon dati... Read More about The latest explosive eruptions of Ciomadul (Csomád) volcano, East Carpathians — A tephrostratigraphic approach for the 51–29ka BP time interval.

The latest explosive eruptions of Ciomadul (Csomád) volcano, East Carpathians — A tephrostratigraphic approach for the 51–29 ka BP time interval (2016)
Journal Article
Gertisser. (2016). The latest explosive eruptions of Ciomadul (Csomád) volcano, East Carpathians — A tephrostratigraphic approach for the 51–29 ka BP time interval. Journal of Volcanology and Geothermal Research, 29-51. https://doi.org/10.1016/j.jvolgeores.2016.03.005

The most recent, mainly explosive eruptions of Ciomadul, the youngest volcano in the Carpatho-Pannonian Region, have been constrained by detailed field volcanological studies, major element pumice glass geochemistry, luminescence and radiocarbon dati... Read More about The latest explosive eruptions of Ciomadul (Csomád) volcano, East Carpathians — A tephrostratigraphic approach for the 51–29 ka BP time interval.

The great 1815 eruption of Tambora and future risks from large-scale volcanism (2015)
Journal Article
Gertisser. (2015). The great 1815 eruption of Tambora and future risks from large-scale volcanism. Geology Today, 132 -136. https://doi.org/10.1111/gto.12099

The year 2015 marks the bicentenary of the largest eruption in recent historic times: the 10–11 April 1815 eruption of Mount Tambora, Indonesia. Two hundred years after the eruption, an incomplete or inaccurate record of large eruptions over the past... Read More about The great 1815 eruption of Tambora and future risks from large-scale volcanism.

Geophysical surveys to help map buried igneous intrusions, Snowdonia, North Wales, UK (2015)
Journal Article
Moseley, D., Pringle, J., Haslam, R., Egan, S., Rogers, S., Gertisser, R., …Stimpson, I. (2015). Geophysical surveys to help map buried igneous intrusions, Snowdonia, North Wales, UK. Geology Today, 109 -115 (6). https://doi.org/10.1111/gto.12096

The geology of the Snowdonia National Park in North Wales comprises a mixture of Lower Palaeozoic shallow marine sediments, acidic igneous rocks and basic intrusions of the Welsh Basin that were subsequently deformed during the Caledonian Orogeny. Th... Read More about Geophysical surveys to help map buried igneous intrusions, Snowdonia, North Wales, UK.

The RESET project: constructing a European tephra lattice for refined synchronisation of environmental and archaeological events during the last c. 100 ka (2015)
Journal Article
Lowe, J. J., Ramsey, C. B., Gertisser, R., Housley, R. A., Lane, C. S., & Tomlinson, E. L. (2015). The RESET project: constructing a European tephra lattice for refined synchronisation of environmental and archaeological events during the last c. 100 ka. Quaternary Science Reviews, 118, 1-17. https://doi.org/10.1016/j.quascirev.2015.04.006

This paper introduces the aims and scope of the RESET project (RESponse of humans to abrupt Environmental Transitions), a programme of research funded by the Natural Environment Research Council (UK) between 2008 and 2013; it also provides the contex... Read More about The RESET project: constructing a European tephra lattice for refined synchronisation of environmental and archaeological events during the last c. 100 ka.

The major and trace element glass compositions of the productive Mediterranean volcanic sources: tools for correlating distal tephra layers in and around Europe (2014)
Journal Article
Tomlinson, E. L., Smith, V. C., Albert, P. G., Aydar, E., Civetta, L., Cioni, R., …Zanchetta, G. (2015). The major and trace element glass compositions of the productive Mediterranean volcanic sources: tools for correlating distal tephra layers in and around Europe. Quaternary Science Reviews, 118, 48-66. https://doi.org/10.1016/j.quascirev.2014.10.028

The increasing application of cryptotephra studies is leading the identification of new tephra marker layers the sources of which in many cases may not be known or may be ambiguous. In this contribution, we discuss the controls on tephra geochemistry... Read More about The major and trace element glass compositions of the productive Mediterranean volcanic sources: tools for correlating distal tephra layers in and around Europe.

Pre- and syn-eruptive degassing and crystallisation processes of the 2010 and 2006 eruptions of Merapi volcano, Indonesia (2014)
Journal Article
Gertisser. (2014). Pre- and syn-eruptive degassing and crystallisation processes of the 2010 and 2006 eruptions of Merapi volcano, Indonesia. Contributions to Mineralogy and Petrology, https://doi.org/10.1007/s00410-014-1061-z

The 2010 eruption of Merapi (VEI 4) was the volcano’s largest since 1872. In contrast to the prolonged and effusive dome-forming eruptions typical of Merapi’s recent activity, the 2010 eruption began explosively, before a new dome was rapidly emplace... Read More about Pre- and syn-eruptive degassing and crystallisation processes of the 2010 and 2006 eruptions of Merapi volcano, Indonesia.

Insights from Pb and O isotopes into along-arc variations in subduction inputs and crustal assimilation for volcanic rocks in Java, Sunda arc, Indonesia (2014)
Journal Article
Handley, H. K., Blichert-Toft, J., Gertisser, R., Macpherson, C. G., Turner, S. P., Zaennudin, A., & Abdurrachman, M. (2014). Insights from Pb and O isotopes into along-arc variations in subduction inputs and crustal assimilation for volcanic rocks in Java, Sunda arc, Indonesia. Geochimica et Cosmochimica Acta, 139, 205-226. https://doi.org/10.1016/j.gca.2014.04.025

New Pb isotope data are presented for Gede Volcanic Complex, Salak and Galunggung volcanoes in West Java, Merbabu and Merapi volcanoes in Central Java and Ijen Volcanic Complex in East Java of the Sunda arc, Indonesia. New O isotope data for Merbabu... Read More about Insights from Pb and O isotopes into along-arc variations in subduction inputs and crustal assimilation for volcanic rocks in Java, Sunda arc, Indonesia.

Pumice deposits of the Santorini Lower Pumice 2 eruption on Anafi island, Greece: Indications for a Plinian event of exceptional magnitude (2014)
Journal Article
Keller, J., Gertisser, R., Reusser, E., & Dietrich, V. (2014). Pumice deposits of the Santorini Lower Pumice 2 eruption on Anafi island, Greece: Indications for a Plinian event of exceptional magnitude. Journal of Volcanology and Geothermal Research, 278-279, 120-128. https://doi.org/10.1016/j.jvolgeores.2014.04.009

Isolated patches of Santorini pumice deposits are analysed from the non-volcanic island of Anafi at a distance of 31–38 km east from the centre of the Santorini caldera. The deposits are Plinian fall profiles with a primary thickness at this distance... Read More about Pumice deposits of the Santorini Lower Pumice 2 eruption on Anafi island, Greece: Indications for a Plinian event of exceptional magnitude.

The pre-eruptive magma plumbing system of the 2007–2008 dome-forming eruption of Kelut volcano, East Java, Indonesia (2013)
Journal Article
Jeffery, A. J., Gertisser, R., Troll, V. R., Jolis, E. M., Dahren, B., Harris, C., …Chadwick, J. P. (2013). The pre-eruptive magma plumbing system of the 2007–2008 dome-forming eruption of Kelut volcano, East Java, Indonesia. Contributions to Mineralogy and Petrology, 166(1), 275-308. https://doi.org/10.1007/s00410-013-0875-4

Abstract Kelut volcano, East Java, is an active volcanic complex hosting a summit crater lake that has been the source of some of Indonesia’s most destructive lahars. In November 2007, an effusive eruption lasting approximately 7 months led to the... Read More about The pre-eruptive magma plumbing system of the 2007–2008 dome-forming eruption of Kelut volcano, East Java, Indonesia.

Textural and micro-petrological variations in the eruptive products of the 2006 dome-forming eruption of Merapi volcano, Indonesia: Implications for sub-surface processes (2013)
Journal Article
Preece, K., Barclay, J., Gertisser, R., & Herd, R. A. (2013). Textural and micro-petrological variations in the eruptive products of the 2006 dome-forming eruption of Merapi volcano, Indonesia: Implications for sub-surface processes. Journal of Volcanology and Geothermal Research, 261, 98-120. https://doi.org/10.1016/j.jvolgeores.2013.02.006

The interplay between magma ascent, degassing and changing magmatic properties are widely recognized as critical factors controlling the style of silicic volcanic eruptions. Microlite textures in samples from the prolonged dome-forming eruption of Me... Read More about Textural and micro-petrological variations in the eruptive products of the 2006 dome-forming eruption of Merapi volcano, Indonesia: Implications for sub-surface processes.

Magma rheology variations in sheet intrusions of the Ardnamurchan Central Complex (Scotland) inferred from gabbro inclusion characteristics (2013)
Journal Article
Gertisser, R. (2013). Magma rheology variations in sheet intrusions of the Ardnamurchan Central Complex (Scotland) inferred from gabbro inclusion characteristics. Journal of Petrology, 75 - 102. https://doi.org/10.1093/petrology/egs064

Entrainment of xenoliths and their consequent assimilation are key processes in modifying the crystallization kinetics and magma dynamics of conduit systems. Here, an integrated textural and mineral chemical study of the evolution of a suite of gabbr... Read More about Magma rheology variations in sheet intrusions of the Ardnamurchan Central Complex (Scotland) inferred from gabbro inclusion characteristics.

Crustal differentiation processes at Krakatau volcano, Indonesia (2013)
Journal Article
Gertisser, R. (2013). Crustal differentiation processes at Krakatau volcano, Indonesia. Journal of Petrology, 149 - 182. https://doi.org/10.1093/petrology/egs066

Anak Krakatau is a basaltic andesite cone that has grown following the famous caldera-forming 1883 eruption of Krakatau. It breached sea level in 1927 and since the 1950s has been growing at an average rate of ~8 cm a week. We present new major and t... Read More about Crustal differentiation processes at Krakatau volcano, Indonesia.

Chapter 9 Eruptive history and magmatic evolution of the island of Salina (central Aeolian archipelago) (2013)
Journal Article
Lucchi, F., Gertisser, R., Keller, J., Forni, F., De Astis, G., & Tranne, C. A. (2013). Chapter 9 Eruptive history and magmatic evolution of the island of Salina (central Aeolian archipelago). Memoirs, 37(1), 155-211. https://doi.org/10.1144/m37.9

Stratigraphic, structural, volcanological and geochemical data allow a detailed reconstruction of the geological history of the island of Salina (central Aeolian sector). Its subaerial volcanism (c. 244 ka to 15.6 ka) developed through six successive... Read More about Chapter 9 Eruptive history and magmatic evolution of the island of Salina (central Aeolian archipelago).

Paroxysmal dome explosion during the Merapi 2010 eruption: Processes and facies relationships of associated high-energy pyroclastic density currents (2013)
Journal Article
Komorowski, J., Jenkins, S., Baxter, P. J., Picquout, A., Lavigne, F., Charbonnier, S., …Surono. (2013). Paroxysmal dome explosion during the Merapi 2010 eruption: Processes and facies relationships of associated high-energy pyroclastic density currents. Journal of Volcanology and Geothermal Research, 261, 260-294. https://doi.org/10.1016/j.jvolgeores.2013.01.007

An 11-minute sequence of laterally-directed explosions and retrogressive collapses on 5 November 2010 at Merapi (Indonesia) destroyed a rapidly-growing dome and generated high-energy pyroclastic density currents (PDCs) spreading over 22 km2 with a ru... Read More about Paroxysmal dome explosion during the Merapi 2010 eruption: Processes and facies relationships of associated high-energy pyroclastic density currents.

Evaluation of the impact of the 2010 pyroclastic density currents at Merapi volcano from high-resolution satellite imagery, field investigations and numerical simulations (2013)
Journal Article
Charbonnier, S., Germa, A., Connor, C., Gertisser, R., Preece, K., Komorowski, J., …Connor, L. (2013). Evaluation of the impact of the 2010 pyroclastic density currents at Merapi volcano from high-resolution satellite imagery, field investigations and numerical simulations. Journal of Volcanology and Geothermal Research, 261, 295-315. https://doi.org/10.1016/j.jvolgeores.2012.12.021

Compositionally heterogeneous podiform chromitite in the Shetland Ophiolite Complex (Scotland): Implications for chromitite petrogenesis and late-stage alteration in the upper mantle portion of a supra-subduction zone ophiolite (2012)
Journal Article
Derbyshire, E., O'Driscoll, B., Lenaz, D., Gertisser, R., & Kronz, A. (2013). Compositionally heterogeneous podiform chromitite in the Shetland Ophiolite Complex (Scotland): Implications for chromitite petrogenesis and late-stage alteration in the upper mantle portion of a supra-subduction zone ophiolite. Lithos, 162-163, 279-300. https://doi.org/10.1016/j.lithos.2012.11.013

The mantle sequence of the ~ 492 Ma Shetland Ophiolite Complex (SOC; Scotland) contains abundant compositionally heterogeneous podiform chromitite bodies enclosed in elongate dunite lenses in the vicinity of the petrological Moho. Chromitite petrogen... Read More about Compositionally heterogeneous podiform chromitite in the Shetland Ophiolite Complex (Scotland): Implications for chromitite petrogenesis and late-stage alteration in the upper mantle portion of a supra-subduction zone ophiolite.

Magmatic differentiation processes at Merapi Volcano: inclusion petrology and oxygen isotopes (2012)
Journal Article
Troll, V. R., Deegan, F. M., Jolis, E. M., Gertisser, R., Harris, C., Chadwick, J. P., …Preece, K. (2013). Magmatic differentiation processes at Merapi Volcano: inclusion petrology and oxygen isotopes. Journal of Volcanology and Geothermal Research, 261, 38-49. https://doi.org/10.1016/j.jvolgeores.2012.11.001

Indonesian volcano Merapi is one of the most hazardous volcanoes on the planet and is characterised by periods of active dome growth and intermittent explosive events. Merapi currently degasses continuously through high temperature fumaroles and erup... Read More about Magmatic differentiation processes at Merapi Volcano: inclusion petrology and oxygen isotopes.

Textural characterization, major and volatile element quantification and Ar–Ar systematics of spherulites in the Rocche Rosse obsidian flow, Lipari, Aeolian Islands: a temperature continuum growth model (2012)
Journal Article
Clay, P. L., O’Driscoll, B., Gertisser, R., Busemann, H., Sherlock, S. C., & Kelley, S. P. (2013). Textural characterization, major and volatile element quantification and Ar–Ar systematics of spherulites in the Rocche Rosse obsidian flow, Lipari, Aeolian Islands: a temperature continuum growth model. Contributions to Mineralogy and Petrology, 165(2), 373-395. https://doi.org/10.1007/s00410-012-0813-x

Spherulitic textures in the Rocche Rosse obsidian flow (Lipari, Aeolian Islands, Italy) have been characterized through petrographic, crystal size distribution (CSD) and in situ major and volatile elemental analyses to assess the mode, temperature an... Read More about Textural characterization, major and volatile element quantification and Ar–Ar systematics of spherulites in the Rocche Rosse obsidian flow, Lipari, Aeolian Islands: a temperature continuum growth model.