 | Inguaggiato, Claudio, Iñiguez, Enrique, Peiffer, Loïc, Kretzschmar, Thomas, Brusca, Lorenzo, Mora-Amador, Raul, Ramirez, Carlos, Bellomo, Sergio, Gonzalez, Gino, Rouwet, Dmitri (2018) REE fractionation during the gypsum crystallization in hyperacid sulphate-rich brine: The Poás Volcano crater lake (Costa Rica) exploited as laboratory. Gondwana Research, 59. 87-96 doi:10.1016/j.gr.2018.02.022 | Journal (article/letter/editorial) | | hyperacid sulphate-rich brine: The Poás Volcano crater lake (Costa Rica) exploited as laboratory Claudio...hyperacid sulphate-rich brine: The Poás Volcano crater lake (Costa Rica) exploited as laboratory. The address...hyperacid sulphate-rich brine: The Poás Volcano crater lake (Costa Rica) exploited as laboratory SC RI...Universidad de Costa Rica ED 4. Escuela Centroamericana de Geología, Universidad de Costa Rica 5. Laboratorio...Distancia, CR PT 6. Volcanes Sin Fronteras, Costa Rica CE 7. Istituto Nazionale di Geofisica e Vulcanologia |  | | Book | | outside the lakes. Such ash can be from the host volcano or from afar, giving valuable information about...cases, they capture a history of unrest of the volcano itself—precious data that predate modern monitoring...alkaline, has its own story to tell about its host volcano and its surroundings. The chapters in this monograph...Jean Vandemeulebrouck, and Johan C. Varekamp 1 Volcano-Hydrologic Hazards from Volcanic Lakes . . . ....Measurements at the Yudamari Crater Lake, Aso Volcano, Japan . . . . . . . . . . . . . . . . . . . . |  | | Journal (article/letter/editorial) | | parts of volcanic fields, including associated volcano-sedimentary basins, typically at paleodepths of...epithermal types also tend to occupy distinct volcano-sedimentary settings, characterized by different...types, can form in either volcanic centers or volcano-tectonic rifts. Both HS and IS deposits and LS...H2S-bearing steam condensate Opal/chalcedony, alunite, kaolinite, smectite H2S-bearing steam condensate Opal/chalcedony...acidic and neutral pH, can debouch on the lower volcano slopes, up to ~10 km from the summits (e.g., Giggenbach |  | Wen, Huaguo, Xu, Wenli, Li, Yi, You, Yaxian, Luo, Xiaotong (2020) Siliceous-sulphate rock coatings at Zhenzhu Spring, Tengchong, China: the integrated product of acid-fog deposition, spring water capillary action, and dissolution. Geological Magazine, 157 (2) 201-212 doi:10.1017/s0016756819000542 | Journal (article/letter/editorial) | | volcanoes in Nicaragua (Hynek et al. 2013) and Costa Rica (Poás volcano) (Rodríguez & van Bergen, 2017). However...to silicate minerals, especially feldspar and kaolinite, their long-time presence in the acid-sulphate...alteration in the fumarolic environment of Usu volcano, Hokkaido, Japan. Journal of Volcanology and Geothermal...Spring, Rehai geothermal area, Tengchong, Yunnan Province, China. Sedimentary Geology 249, 45–62. Jones...a cliff face: a case study from Jifei, Yunnan Province, China. Sedimentary Geology 302, 1–28. Jones B |  | | Journal (article/letter/editorial) | | diffraction and electron microscopy, include kaolinite, smectite, and perhaps detrital mica. In addition... K-feldspar, plagioclase, calcite, smectite, kaolinite, apatite, Fe-Ti oxides, hematite, tourmaline,...with patchy kaolinite, arranged in euhedral, oriented hexagonal plates. Outside of the kaolinite layer lies...upper limit of rate estimates. On the other hand, kaolinite coatings tightly grow on feldspars and may block...sonication. the flow paths, (3) precipitation of kaolinite, (4) precipitation of smectite and quartz, (5) |  | | Journal (article/letter/editorial) | | altered to acid-sulphate PT assemblages of kaolinite, illite, smectite, alunite, natroalunite, cristobalite...O-H-isotopic composition of four highly altered samples (kaolinite-smectite-opal-sulphates) can be accounted for...and extensive rock alteration to assemblages of kaolinite, illite, smectite, silica phases, alunite and...prevalence of whitish alteration products dominated by kaolinite, alunite, illite, smectite and amorphous silica...leaving islands of less altered dacite within a kaolinite-rich matrix (Fig. 5e). In other areas, the matrix |  | | Book | | The Volcano Adventure Guide Have you ever wondered what it would be like to stare down into the bubbling...bubbling crater of an active volcano? If so, this book is for you! It contains vital information for anyone...typically found. It describes how to prepare for a volcano trip, and how to avoid the dangers associated with...book direct the reader to a wealth of further volcano resources. These include websites with up-to-date...societies and commercial holiday companies offering volcano tours. There is also an extensive bibliography |  | | Journal (article/letter/editorial) | | limestone protolith of xenoliths in the Lascar volcano bordering the Salar de Atacama (Matthews et al...sub basins ACCEPTED MANUSCRIPT 6 filled with volcano-clastic deposits, ignimbrites and tuff, as well...summits has exposed hydrothermal alteration and kaolinite plus elemental S. US 2.2. Groundwater flow ...towards ‘AND’ are Loa river water near the Mino volcano, Ojo San Pedro, one well in the western Calama...wollastonite xenolith rare earth element data from Lascar volcano (Matthews et al., 1996). AC The Silala and V |  | | Journal (article/letter/editorial) | | million) lives within 100 km of a historically active volcano and up to 12% lives within 100 km of volcanoes...including the Chilean volcano Chaiten in 2008 (Martin et al., 2009), the Icelandic volcano Eyjafjallajökull...environmental Se excess (Presser, 1994). In Hubei Province in China a human disease characterized by loss...times higher population density around Merapi volcano compared to areas without young volcanic ash (Mohr...volcanic ash from the 1995 eruption of the Ruapehu volcano (New Zealand) and predicted that ash fall has a |  | | Journal (article/letter/editorial) | | terrestrial rocks at Halemaumau crater at the Kilauea volcano: high-sulfur solubility in primary magmas, surface-atmospheric...rates averaging 800–1200 tons per day (Hawaiian Volcano Observatory 2013), with highly concentrated emissions...were obtained courtesy of staff at the Hawaii Volcano Observatory (Tim Orr, Kelly Wooten, and Maggie...an assemblage that included smectite, quartz, kaolinite, gypsum, mica, and plagioclase feldspars in various...(2007) studied alteration of samples from Haleakala volcano and reported the presence of Fe oxides, phyllosilicates |  | | Report (issue) | | investigating active tectonics of the Nicoya Peninsula, Costa Rica . . . . . . . . . . . . . . . . . . . . . . ...Leadville mining districts, Florissant/Guffey volcano area, Pikes Peak batholith, and the Denver Basin...investigating active tectonics of the Nicoya Peninsula, Costa Rica Jeffrey S. Marshall Geological Sciences Department...y Sismológico de Costa Rica (OVSICORI-UNA), Universidad Nacional, Heredia, Costa Rica Jonathan A. Nourse...investigating active tectonics on the Nicoya Peninsula, Costa Rica. Three different project models were used: (1) |  | Schlegel, Tobias U., Wagner, Thomas, Wälle, Markus, Heinrich, Christoph A. (2018) Hematite Breccia-Hosted Iron Oxide Copper-Gold Deposits Require Magmatic Fluid Components Exposed to Atmospheric Oxidation: Evidence from Prominent Hill, Gawler Craton, South Australia. Economic Geology, 113 (3) 597-644 doi:10.5382/econgeo.2018.4564 | Journal (article/letter/editorial) | | copper-gold (IOCG) resource located in the Olympic IOCG province of South Australia. The deposit is hosted by brecciated...during the late stages of the Gawler Range Volcanic Province, (2) a fluid-mixing interface between deep brines... Au, and U, gave its name to the Olympic IOCG province located in the Archean to Proterozoic Gawler craton...IOCG-(U-REE) mineralization in the Olympic IOCG province (Oreskes and Einaudi, 1992; Bastrakov et al.,...fault Lithology boundary / inferred Olympic IOCG province (Skirrow et al., 2002, Hayward and Skirrow, 2010) |
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