 | 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) | | 14 April 2019 Accepted: 26 April 2019 Keywords: gypsum; amorphous silica; rock coating; hot spring; Tengchong...in the Tengchong volcanic field, China. These rock coatings are mainly formed of gypsum and amorphous silica...different laminae are developed in the rock coatings: gypsum layer, tight siliceous layer, tabular siliceous...siliceous layer and siliceous debris layer. The gypsum layer is located at the top of the rock coatings, while...while other siliceous layers appear below the gypsum layer. Geochemical modelling of the fluids was performed |  | 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...minerals include a wide variety of sulfate minerals (gypsum, alunogen, pickeringite, tamarugite, magnesiovoltaite...world and include hydrous sulfate minerals (e.g. gypsum and alunogen) and anhydrous sulfate minerals (e...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 |  | Flahaut, Jessica, Bishop, Janice L., Silvestro, Simone, Tedesco, Dario, Daniel, Isabelle, Loizeau, Damien (2019) The Italian Solfatara as an analog for Mars fumarolic alteration. American Mineralogist, 104 (11) 1565-1577 doi:10.2138/am-2019-6899 | Journal (article/letter/editorial) | | characteristics at the analog site of the Solfatara volcanic crater in central Italy. Several techniques of...2013). However, the first definitive evidence for volcanic hydrothermal activity (continental vents) on Mars...site is used to show how trachytic rocks at the volcanic crater were hydrothermally altered into sulfate...the Campi Flegrei (CF) caldera, a quaternary volcanic complex located north of the city of Naples, in the...including the 665 m wide, 4200 year old Solfatara volcanic crater (e.g., Armienti et al. 1983; Rosi and Sbrana |
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