 | | Journal (article/letter/editorial) | | Chemistry and petrological evolution of the Lastarria volcanic complex in the north Chilean Andes J O S E A...de Geologi'a y Mineria, Casilla 10465, Santiago, Chile (Received 29 October 1991; accepted 12 December...December 1991) Abstract - The Lastarria volcanic complex, along the northern Chile-Argentina border, includes...three morphostructural components: Southern Spur, Lastarria (the highest cone, 5697 m) and Negriales (a geographically...lava field, 5.4 km3). Petrographically, the Lastarria complex consists of pyroxene andesites and pyroxene-amphibole |  | Froger, J.-L., Remy, D., Bonvalot, S., Legrand, D. (2007) Two scales of inflation at Lastarria-Cordon del Azufre volcanic complex, central Andes, revealed from ASAR-ENVISAT interferometric data. Earth and Planetary Science Letters, 255 (1) 148-163 doi:10.1016/j.epsl.2006.12.012 | Journal (article/letter/editorial) | | Two scales of inflation at Lastarria-Cordon del Azufre volcanic complex, central Andes, revealed from...y Matemáticas, Universidad de Chile- Plaza Ercilla 803, Santiago, Chile c Institut de Recherche pour le...Matemáticas, Universidad de Chile-Blanco Encalada 2002, Santiago, Chile Received 29 March 2006; received...(InSAR) data collected over the Lastarria-Cordon del Azufre complex (Chile–Argentina) between March 2003...wavelength inflation (6 km wide) at the location of Lastarria volcano on the northern margin of the large wavelength |  | | Journal (article/letter/editorial) | | applications is in thermobarometry, especially for volcanic-magmatic systems. However, many thermobarometers...composition, which is not always available in volcanic products (e.g., partially crystallized melts or...1743–1822), and presently refers to a supergroup of complex silicate minerals (more than 100 end-members) with... Amphibole crystal chemistry is controlled by complex mutual relationships between the composition of...applications is in geothermobarometry, especially for volcanic systems, e.g., [9,12,13]. Recent single-phase |  | | Journal (article/letter/editorial) | | the 2400 lines/mm grating. 5.2. Photolysis The complex banding of sulfur particles in the SeH stretching...have been performed to decipher the origin of complex banding of natural fluid inclusions in the SeH stretching...inclusions. a) Raman spectrum of sulfur particle shows complex banding in the SH and C-H stretching regions. b)...bands at 4115 and 4144 cm−1 enlarged in inset. c) Complex bands in sulfur-bearing inclusion in SeH and CeH...high-frequency region calculated using Eq. (2). Complex ω (cm−1) Li(ω) Mode H2S…S8 2520 2567 2578 |  | Luo, Lianchao, Wen, Huaguo, Zheng, Rongcai, Liu, Ran, Li, Yi, Luo, Xiaotong, You, Yaxian (2019) Subaerial sulfate mineral formation related to acid aerosols at the Zhenzhu Spring, Tengchong, China. Mineralogical Magazine, 83 (3) 381-392 doi:10.1180/mgm.2018.164 | Journal (article/letter/editorial) | | Abstract Zhenzhu Spring, located in the Tengchong volcanic field, Yunnan, China, is an acid hot spring with...2011; Tang et al., 2014), caves in geothermal or volcanic settings (Rodgers et al., 2000; White, 2010),...(superficial water bodies), most of these minerals in volcanic and/or geothermal environments are ordinarily...ordinarily present as fumarolic encrustations, volcanic sublimates, and efflorescences (Stoiber and Rose, 1974;...several other less common formation mechanisms of volcanic/fumarolic sulfate minerals have also been proposed |  | | Journal (article/letter/editorial) | | Scarlato et al., 2017). Such a combination of 47 complex processes that gradually modify the composition...Xinyuan region represent a continental arc 76 volcanic center formed during the early Carboniferous period...Xinyuan magmatic plumbing system and unravel the complex 81 magmatic processes during magma storage and...contains a Precambrian 90 basement and Paleozoic volcanic-sedimentary strata. The basement rocks are 91...sedimentary rocks, carbonate rocks, and interlayered volcanic 95 rocks (Han and Zhao, 2018; Huang et al., |  | Yu, Ming-Zhen, Chen, Xue-Gang, Garbe-Schönberg, Dieter, Ye, Ying, Chen, Chen-Tung Arthur (2019) Volatile Chalcophile Elements in Native Sulfur from a Submarine Hydrothermal System at Kueishantao, Offshore NE Taiwan. Minerals, 9 (4) 245 doi:10.3390/min9040245 | Journal (article/letter/editorial) | | on the native sulfur matrix in a shallow-water volcanic hydrothermal system, to which relatively little...directly during the hydrothermal circulation in volcanic hydrothermal systems. Some researchers have reported...the chalcophile elements in native sulfur and volcanic gases in hydrothermal systems. Kim et al., (2011)...550 E, 24◦ 500 N; Figure 1b), a Holocene-aged volcanic island resulting from an eruption approximately...concentrations of impurities such as Se yellow and volcanic The fragments previous studies [26,30], the yellow |
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