Vegetation dieback as a proxy for temperature within a wet pyroclastic density current: A novel experiment and observations from the 6th of August 2012 Tongariro eruption [PDF]
, 2014 The 6th of August 2012 eruption of Te Maari (Mt Tongariro, New Zealand) generated wet pyroclastic density currents (PDCs) which caused widespread dieback of vegetation (singed, brown foliage) in their path.
Bylsma, Rebecca Johanna +5 more
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Journal of Taibah University for Science, 2020 This study presents microscopic results of 50 samples and 5 in situ magnetic susceptibility profiles, field investigations and bedrock characteristics of northern Harrat Rahat Quaternary volcanic rocks, located in the southern part of Al-Madinah city ...
S. M. Sakr +3 more
doaj +1 more source
Evaluation of volcanic gas reservoir in Yingcheng formation of Block Shengshen2-1 of Northern Part of Songliao Basin [PDF]
E3S Web of Conferences, 2019 According to the thin sections of volcanic rocks, chemical composition analysis and log interpretation, and well data, it is determined that the volcanic rocks of Yingcheng Formation in Shengshen 2-1 block are mainly intermediate-acid volcanic lava and ...
Zhou Yue, Wu Haibo
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A tiered approach to natural background level (nbl) assessment in groundwater under a non hazardous waste land fill in Latium region (Italy) [PDF]
, 2016 This paper deals with the results of investigation and monitoring activity on groundwater flowing under an area of a non hazardous waste landfill, placed in the Agro Romano, in the South Rome town area, near to Colli Albani Volcanic region.
Sappa, Giuseppe, Vitale, Stefania
core
Petroleum Exploration and Development, 2012 On the basis of a large number of core and thin-section observations, the petrologic and pore evolution characteristics of welded tuffs in the Fengcheng Formation in the Wu-Xia area, Junggar Basin, are evaluated, and the genesis of vesicular welded tuffs
Shifa ZHU +6 more
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Facies architecture and volcanological aspects of silicic rocks from the Palmas plateau, Brazil
Brazilian Journal of Geology, 2020 The nature of the extensive silicic units of the Paraná Igneous Province is still heavily debated. The silicic rocks that outcrop in the Palmas plateau (Southwestern Parana State) show aphyric texture and TiO2 < 0.86%, being classified as Palmas-type ...
Luanna Chmyz +2 more
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Igneous processes within late Precambrian volcanic centres near Whitwick, northwestern Charnwood Forest [PDF]
, 2000 Precambrian rocks in northwestern Chamwood Forest differ markedly from their lateral equivalents to the east and south. They are subdivided into the Whitwick Volcanic Complex, of massive to intensely brecciated high-silica andesites and porphyritic ...
Carney, John
core
A rhinocerotid skull cooked-to-death in a 9.2 Ma-old ignimbrite flow of Turkey. [PDF]
PLoS ONE, 2012 BACKGROUND: Preservation of fossil vertebrates in volcanic rocks is extremely rare. An articulated skull (cranium and mandible) of a rhinoceros was found in a 9.2±0.1 Ma-old ignimbrite of Cappadocia, Central Turkey.
Pierre-Olivier Antoine +9 more
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A summary of terminology used in tephra-related studies [PDF]
, 2001 The word ‘tephra’, derived from a Greek word for ash, is a collective term for all the unconsolidated, primary pyroclastic products of a volcanic eruption.
Hunt, John B., Lowe, David J.
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Dizhi lixue xuebao, 2021 Based on a regional geological survey at a scale of 1:50000, it reveals that the volcanic rocks from the Baiyin'gaolao Formation of Gaoyaowula in Inner Mongolia could be divided into three lithologic segments by the triple mapping method of "volcanic ...
DONG Peipei +5 more
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