 | Ogorodova, L. P., Melchakova, L. V., Gritsenko, Yu. D., Vigasina, M. F., Kosova, D. A., Ksenofontov, D. A. (2020) Thermal and Thermochemical Study of Blödite (Astrakhanite) Geochemistry International, 58 (8) 914-921 doi:10.1134/s0016702920070083 | Journal (article/letter/editorial) | | 778â785. Thermal and Thermochemical Study of Blödite (Astrakhanite) L. P. OgorodovaĐ°, *, L. V. MelchakovaĐ°...sodiumâmagnesium sulfate blödite (astrakhanite) Na2Mg(SO4)2 · 4H2O from sediments of saline Lake Bai Shagyr (Russia)...Raman spectroscopy. The enthalpy of formation of blödite from elements (Î f H el0 (298.15 K) = â3845 ± 13...enthalpy of formation, blödite DOI: 10.1134/S0016702920070083 INTRODUCTION Blödite (astrakhanite) is the...determined its name, âastrakhanite.â The name blödite (in honor of the German chemist K. Bloede) was |  | | Journal (article/letter/editorial) | | a decahydrate (n = 10), konyaite (n = 5), and blödite (n = 4). We examined this system using temperature-...temperature-controlled single-crystal Xâray diffraction. When blödite was exposed to sub-freezing conditions, T †â10...state, and its ability to form reversibly from blödite all suggest that if phases in this system exist...in the Mars H2O cycle. Keywords: Mars, sulfate, blödite, konyaite, efflorescence, meridianiite Introduction...sulfate-rich (Bishop et al. 2005), is predicted to form blödite based on the compositional diagram from King et |  | | Report (issue) | | m n og Cover: Photograph of Lake Tahoe looking west to California from Sand Harbor, Nevada. Photograph... Preface Limnogeology is the study of modern lakes and lake deposits in the geologic record. Limnogeologists...prevalent in the early 1990s when it became clear that lake deposits contain continental environmental and climate...Arizona, USA (2003), Barcelona, Spain (2007), and Konstanz, Germany (2011). The Congress in Reno, USA marks...showed the breadth of research that is being done in lake systems worldwide. The abstracts of the keynote |  | | Book | | rosenhahnite Ca3(H2Si3O10) from Russian River basin, California, USA (d). The spectra were obtained by N.V. Chukanov...(PO4)2(OH)·] from Bull Moose mine, South Dakota, USA (b), and garyansellite [nominally, Mg2Fe3+(PO4) (OH)·2H2O]...single-crystal FTIR spectrum of pollucite from Maine, USA shows that this mineral also contains CO2 molecules...minerals. In melanophlogite from Mt. Hamilton, California, USA the occupancy factor of the CH4 site in the...zirconosilicate or as carbonatosilicate. Mountain County Infrared Density Measured density Calculated density |  | | Journal (volume) | | borofluorosilicate from the Golden Horn batholith, Okanogan County, Washington // Amer. Mi neral. 1980. Vol. 65....nepheline syenites in Wilson Springs, Arkansas, USA (Shaller, 1950); aegirine-al bite-microcline metasomatites...C. A new occurrence of miserite from the Kipawa Lake area, Temiscamingue Co., Quebec // Canad. MiÂneÂral...Quaternary) cover was drilled in the region of the California continental borderland Authigenic gypsum in...Ridge accretionary complex and Atlantic abyssal plain: paleoenvironmental and diagenetic implications |
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Soda Lake, Carrizo Plain, San Luis Obispo County, California, USA