 | Ogorodova, L. P., Kiseleva, I. A., Melchakova, L. V., Vigasina, M. F., Krupskaya, V. V., Bugel’skii, Yu. Yu. (2014) Thermodynamic properties of Fe-rich smectite-nontronite. Geochemistry International, 52 (5) 421-427 doi:10.1134/s0016702914030057 | Journal (article/letter/editorial) | | Thermodynamic Properties of FeRich Smectite—Nontronite L. P. Ogorodovaa, I. A. Kiselevaa, L. V. Melchakovaa...Bugel’skiib a Geological Faculty, Moscow State University, Moscow, 119991 Russia email: logor@geol.msu.ru b...Academy of Sciences, Staromonetnyi per. 35, Moscow, 119017 Russia Received September 17, 2012; in final form...results of thermochemical studies are reported for nontronite samples from the Pinaresde Majari (Eastern...per 1 mole H2O. The enthalpy of formation of nontronite of theoretical composition Mg 0. 15Fe 32+[Si |  | | Journal (article/letter/editorial) | | Academy of Sciences, Nakhimovskii pr. 36, Moscow, 117997 Russia Institute of Geology of Ore Deposits, Petrography...Academy of Sciences, Staromonetnyi per. 35, Moscow, 119017 Russia Received May 15, 2005 Abstract—Cation exchange...Si-protoferrihydrite < protoferrihydrite < goethite < nontronite Fe-vernadite + Mn-feroxyhyte < Fe-free vernadite...constant liquid/solid proportion equal to 100. When nontronite and Fe–Mn minerals dominated in samples, the...(1.45–10.80 wt %) and are intermediate between nontronite and Fe minerals in Al concentrations (0.33–1 |  | | Journal (article/letter/editorial) | | Mineral. 2006, 18, 753–764 Interpretation of the nontronite-dehydroxylate Mössbauer spectrum using EFG calculations...Academy of Science, Pyjzhevsky Street 7, 119017 Moscow, Russia *Corresponding author, e-mail: dainyak@ginras...Vorobyovy Gory, 119899, Moscow, Russia Abstract: Dehydroxylated Garfield nontronite has been studied using...in the former cis- and trans-octahedra in the nontronite-dehydroxylate structure are equal to 1.295 and...be a reason for superparamagnetic effects in nontronite-dehydroxylates at low temperatures are discussed |  | | Journal (article/letter/editorial) | | All-Russia Research Institute of Geology (VSEGEI), Srednii pr. 74, St. Petersburg, 199106 Russia ReceivedJune...mineral resource base for the nickel industry in Russia. Mining plants in Rezh, Ufalei, Orsk, and Svetlyi...October Revolution and subsequent devastations in Russia. The construction of the first nickel plant in...and the introduction of market economy system in Russia. Owing to several reasons (low grade of ores, exhaustion...during several years. The Geological Survey of Russia is now facing a complicated problem concerning |  | Bogdanov, Yu. A., Vikent’ev, I. V., Lein, A. Yu., Bogdanova, O. Yu., Sagalevich, A. M., Sivtsov, A. V. (2008) Low-temperature hydrothermal deposits in the rift zone of the Mid-Atlantic Ridge. Geology of Ore Deposits, 50 (2) 119-134 doi:10.1134/s1075701508020037 | Journal (article/letter/editorial) | | Academy of Sciences, Nakhimovskii pr. 36, Moscow, 117997 Russia of Geology of Ore Deposits, Petrography...Academy of Sciences, Staromonetnyi per. 35, Moscow, 119017 Russia Received February 7, 2007 Abstract—New...Fe-vernadite. Fe-free vernadite, akaganeite, opal, nontronite, lepidocrocite, and jarosite occur in subordinate...protoferrihydrite particles replaced with ferrihydrite, nontronite, and goethite along with particles of Fe-free...neutron/(cm2 s) in the thermal research reactor at the Moscow Engineering Physics Institute. The induced activity |  | | Journal (article/letter/editorial) | | St. Petersburg, 199026 Russia e-mail: lazarenkov@mail.ru 2 Karpinsky All-Russia Research Institute of...(VSEGEI), Srednii pr. 74, St. Petersburg, 199106 Russia e-mail: vsgdir@vsegei.ru Received May 31, 2004...Brazil, Columbia, Venezuela, and other countries. In Russia, all deposits of this type are located in the Urals...oxide–ferruginous (ocherous) ores (~65%) and silicate (nontronite–serpentine) ores (~35%). The oxide–ferruginous...disintegrated serpentinites–leached serpentinites–nontronite zone– structured ochers–laterites–structureless |  | | Journal (article/letter/editorial) | | Maunt-Yield in Australia, Tomtor and Lovozero in Russia, etc.). The concentrations of REE in the REY–ores...Academy of Sciences, Staromonetny per. 35, Moscow, 119017 Russia b Institute of Mineralogy, Geochemistry...Chemistry of Rare Elements, ul. Veresaeva 15, Moscow, 121357 Russia rocks with adsorbed REE mainly. Such high...kaolinite, beidellite, and metahalloysite; (3) nontronite; (4) hematite and goethite; (5) manganese oxihydroxides...superimposed into single stockworks (kaolinite–nontronite–carbonate, quartz–manganese, etc.) or also occupy |  | | Journal (article/letter/editorial) | | Academy of Sciences, Nakhimovskii pr. 36, Moscow, 117997 Russia of Geology of Ore Deposits, Petrography...Academy of Sciences, Staromonetnyi per. 35, Moscow, 119017 Russia Received May 15, 2008 Abstract—The mineralogy...Accessory minerals Native Au, Ag Protoferrihy- Nontronite drite, Siprotoferrihydrite, ferrihydrite, hematite...dendritic Thin-layered– dendritic Protoferrihy- Nontronite drite, Si-protoferrihydrite, ferrihydrite, goethite...Si-protoferrihydrite, and ferrihydrite in association with nontronite. Crystalline fine flaky aggregates of hematite |  | Besson, G., Bookin, A. S., Dainyak, L. G., Rautureau, M., Tsipursky, S. I., Tchoubar, C., Drits, V. A. (1983) Use of diffraction and Mössbauer methods for the structural and crystallochemical characterization of nontronites. Journal of Applied Crystallography, 16 (4) 374-383 doi:10.1107/s0021889883010651 | Journal (article/letter/editorial) | | the Academy of Sciences of the USSR, Pijevski 7, Moscow, USSR M. RAUTUREAU Universitk d'Orl~ans, Laboratoire...the Academy of Sciences of the USSR, Pijevski 7, Moscow, USSR C. TCHOUBAR Universitk d'Orlkans, Laboratoire...the Academy of Sciences of the USSR, Pijevski 7, Moscow, USSR (Received 26 July 1982; accepted 7 February...cations in a dioctahedral smectite: the Garfield nontronite. The structural characteristics have been determined...tetrahedral sites. The MGssbauer spectra of the nontronite were decomposed into four doublets. According |  | | Journal (article/letter/editorial) | | Russian Academy of Sciences, Novosibirsk, 630090, Russia b Botuobiya Exploration Company, ALROSA Company...Lenin Street 44B, Mirnyi, 678170, Sakha Republic, Russia e-mail: titan@uiggm.nsc.ru Abstract—Hydrothermal...formation. The hypothesis was illustrated by the nontronite profile of Southern Urals serpentine weathering...· 4H2O. (nontronite) In Razumova’s opinion, the hydrothermal–vadose origin of “nontronite profile” rocks...poor in iron and aluminum, is insufficient for nontronite formation without supply of iron, aluminum, and |  | | Journal (article/letter/editorial) | | Academy of Science, Pyjzhevsky Street 7, 109017 Moscow, Russia *Corresponding author, e-mail: dainyak@ginras...values was proved by the EFG calculations for the nontronite dehydroxylate structure (Dainyak et al., 2006)...structural and crystalchemical characterization of nontronite. J. Appl. Crystallogr., 16, 374–383. Bookin...Geological Institute, Academy of Science of USSR, Moscow (in Russian). Dainyak, L.G., Bookin, A.S., Drits...(1987): Interpretation of the Mössbauer spectra of nontronite, celadonite, and glauconite. Clays Clay Minerals |  | Dainyak, Lidia G., Rusakov, Viacheslav S., Sukhorukov, Ivan A., Zviagina, Bella B., Drits, Victor A. (2009) An improved model for the interpretation of Mossbauer spectra of dioctahedral 2:1 trans-vacant Fe-rich micas: refinement of parameters. European Journal of Mineralogy, 21 (5) 995-1008 doi:10.1127/0935-1221/2009/0021-1954 | Journal (article/letter/editorial) | | Academy of Science, Pyjzhevsky Street 7, 119017 Moscow, Russia *Corresponding author, e-mail: dainyak@ginras...Physics, Lomonosov Moscow State University, Vorobyovy Gory, 119899 Moscow, Russia Abstract: Two Upper...analogy with D ¼ 2.2 mm/s for Fe3þ observed in the nontronite dehydroxylate spectrum (Dainyak et al., 2006b)...structural and crystal-chemical characterization of nontronite. J. Appl. Crystallogr., 16, 374–383. Bookin,...(1987): Interpretation of the Mössbauer spectra of nontronite, celadonite, and glauconite. Clays Clay Minerals |  | Khodosova, Nataliya, Novikova, Lyudmila, Tomina, Elena, Belchinskaya, Larisa, Zhabin, Alexander, Kurkin, Nikolay, Krupskaya, Victoria, Zakusina, Olga, Koroleva, Tatiana, Tyupina, Ekaterina, Vasiliev, Alexander, Kazin, Pavel (2022) Magnetic Nanosorbents Based on Bentonite and CoFe2O4 Spinel. Minerals, 12 (11) 1474 doi:10.3390/min12111474 | Journal (article/letter/editorial) | | Morozov, 8 Timiryazeva Str., 394087 Voronezh, Russia Department of General Geology and Geodynamics,...University, 1 Universitetskaya pl., 396036 Voronezh, Russia Institute of Geology of Ore Deposits, Petrography...Staromonetny per., 119017 Moscow, Russia Faculty of Geology, M.V. Lomonosov Moscow State University, GSP-1...GSP-1, Leninskie Gory, 119991 Moscow, Russia Department of High Energy Chemistry and Radioecology, Mendeleev...of Chemical Technology of Russia, 9, Miusskaya Square, 125047 Moscow, Russia Department of Closed Nuclear |  | Ogorodova, L. P., Kiseleva, I. A., Vigasina, M. F., Kabalov, Y. K., Grishchenko, R. O., Mel'chakova, L. V. (2014) Natural sepiolite: Enthalpies of dehydration, dehydroxylation, and formation derived from thermochemical studies. American Mineralogist, 99 (11) 2369-2373 doi:10.2138/am-2014-4804 | Journal (article/letter/editorial) | | Faculty, M.V. Lomonosov Moscow State University, Leninskie Gory, Moscow, 119234, Russia Chemistry Faculty,... M.V. Lomonosov Moscow State University, Leninskie Gory, Moscow, 119234, Russia 2 Abstract Sepiolite...nH2O from Akkermanovskoe field (Southern Ural, Russia) was performed utilizing the high-temperature heat-flux...properties of some other layered minerals (saponite, nontronite, and vermiculite) were published recently (Gailhanou...sample from the Akkermanovskoe field (Southern Ural, Russia) for our study was taken from the E.A. Fersman |  | Zavarzina, Daria G., Chistyakova, Natalya I., Shapkin, Alexey V., Savenko, Alla V., Zhilina, Tatyana N., Kevbrin, Vadim V., Alekseeva, Tatiana V., Mardanov, Andrey V., Gavrilov, Sergey N., Bychkov, Andrey Yu. (2016) Oxidative biotransformation of biotite and glauconite by alkaliphilic anaerobes: The effect of Fe oxidation on the weathering of phyllosilicates. Chemical Geology, 439. 98-109 doi:10.1016/j.chemgeo.2016.06.015 | Journal (article/letter/editorial) | | Leninsky Ave., Moscow 119071, Russian Federation Department of Physics, Lomonosov Moscow state University...Leninskie Gory 1, Moscow c MA 119991, Russian Federation Department of Geology, Lomonosov Moscow State University...Biological Problems of Soil Science, Pushchino, Moscow TE d D Moscow, Russian Federation e CE P region 142290...Academy of AC Sciences. 33, bld. 2 Leninsky Ave., Moscow 119071, Russian Federation Corresponding author:...2010); silicates; the primarily clay minerals nontronite, illite, and 3 ACCEPTED MANUSCRIPT montmorillonite |  | | Journal (article/letter/editorial) | | Academy of Sciences, Nakhimovskii pr. 36, Moscow, 117997 Russia. b Institute of Volcanology and Seismology...bul’v. Piipa 9, Petropavlosk-Kamchatskii, 683006 Russia. e-mail: dubinin@ocean.ru Received September 7...(fine-grained) Brown Many phyllosilicates (including nontronite), poorly crystalline Si–Fe mass, goethite, vesicular...pyroxene, and olivine phenocrysts Brown Much nontronite and other phyllosilicates, poorly crystalline...crystals) Brown Poorly crystalline Si–Fe mass (nontronite), ferrihydrite, occasional fragments of acid |  | | Journal (article/letter/editorial) | | Academy of Science, Pyjzhevsky Street 7, 119017 Moscow, Russia *Corresponding author, e-mail: dainyak@ginras...Physics, Lomonosov Moscow State University, Vorobyovy Gory, 119899 Moscow, Russia Abstract: Mössbauer...structural and crystal-chemical characterization of nontronite. J. Appl. Crystallogr., 16, 374–383. Clauer,...(1987): Interpretation of the Mössbauer spectra of nontronite, celadonite, and glauconite. Clays Clay Minerals...dioctahedral Fe3þ-containing 2:1 layer silicates. II. Nontronite. Kristallografia, 29(2), 304–311 (in Russian) |  | | Journal (article/letter/editorial) | | 1987. INTERPRETATION OF MÖSSBAUER SPECTRA OF NONTRONITE, CELADONITE, AND GLAUCONITE LYDIA G. DAYNYAK...Geological Institute of the U.S.S.R. Academy of Sciences Moscow, U.S.S.R Abstract-A new approach to the interpretation...visible quadrupole splitting ~vi' in the spectra of nontronite, "red" muscovite, and celadonite have led to...between ~vi' and ~Ic. Computer fitting of the nontronite and celadonite spectra based on EFG calculations...that the distribution of tetrahedral cations in nontronite obeys the Loewenstein rule, and in celadonite |  | Rusakov, V. Yu., Ryzhenko, B. N., Roshchina, I. A., Kononkova, N. N., Karpukhina, V. S. (2015) Devonian ore clastic turbidites of the Molodezhnoe massive copper sulfide deposit, Southern Urals. Geochemistry International, 53 (7) 624-647 doi:10.1134/s0016702915070095 | Journal (article/letter/editorial) | | Academy of Sciences, ul. Kosygina 19, GSP1, Moscow, 119991 Russia email: rusakov@geokhi.ru Received October...XRD patterns, as well as clay minerals (e.g., nontronite) sometimes containing native sulfur and sulfide...that, according to deep sea drill ing data, nontronite is absent in ancient metalliferous sediments...montmorillonite (smectite and its ironrich variety, nontronite) (Cole, 1983, 1985, 1988; Kohler et al., 1994;...described two possible mechanisms of formation of nontronite clays. They may form by precipitation from hydrothermal |  | | Journal (article/letter/editorial) | | Academy of Sciences, Staromonetnyi per. 35, Moscow, 119017 Russia Received January 17, 2008 DOI: 10.1134/S1075701508030057...1134/S1075701508030057 In March 2007, Moscow State University and Akademkniga Publishing and Book-Trading...professor of the Department of Mineral Resources of Moscow State University (MSU), a corresponding member...iskopaemye (Nonmetallic Mineral Resources), Moscow: Moscow State University and Akademkniga Publishing...important industrial minerals as kaolin, alkali nontronite, crystalline graphite, fluorite, zeolites, amphibole |  | | Report (issue) | | REE deposit, Chelyabinsk Oblast’, South Urals, Russia. 3.031 (100), 3.528 (99), 2.654 (87), 4.640 (76)...REE deposit, Chelyabinsk Oblast’, South Urals, Russia; average electron microprobe and Raman spectroscopic...heulandite-Ca, hollandite, lanthanite-(La), monazite, nontronite, perbøeite, perrierite, rhabdophane-(La), thorianite...north of Kyshtym, Chelyabinsk Oblast’, South Urals, Russia. Name: The suffix identifies the Ce analogue of...Mineralogical Museum, Russian Academy of Sciences, Moscow, Russia (5363/1; 96698). References: (1) Kasatkin, |  | | Report (issue) | | Mt. Karnasurt, Lovozero massif, Kola Peninsula, Russia. 6.87 (100), 2.56 (90), 3.05 (80), 3.20 (60), 3...Mt. Karnasurt, Lovozero massif, Kola Peninsula, Russia; average electron microprobe analysis supplemented...manganneptunite, natrolite, chabazite-Ca, yofortierite, nontronite, kaolinite-group minerals; pseudomorphous after...Karnasurt, Lovozero alkaline massif, Kola Peninsula, Russia. Name: Suffix indicates the K-dominant analog of...Mineralogical Museum, Academy of Sciences, Moscow, Russia. References: (1) Chukanov, N.V., I.V. Pekov |  | | Journal (article/letter/editorial) | | adjectives, e.g., chromian montmorillonite, chromian nontronite. Key Words-Chlorite, Chromium, Nomenclature,...properly termed chromian montmorillonite or chromian nontronite, or are mixtures of various chromium-bearing...smectite Volkonskoite. Dimitrov (1942) Chromian nontronite and volkonskoite. Besnus et al. (1975) Chromian...Volkonskoite. McConnell (1954) Volkonskoite Chromian nontronite Chromium-bearing mica-clay. Hawley et al. (1965)...Chromian Chromian Chromian Chromian montmorillonite nontronite? montmorillonite montmorillonite Chromian smectite |  | | Journal (article/letter/editorial) | | Geochemistry [IGEM] , USSR Academy of Sciences , Moscow Published online: 06 Jul 2010. To cite this article:...Geochemistry [IGEM] of the USSR Academy of Sciences, Moscow) From: "Obrazovaniye glinistykh mineralov pri vyvetrivanii...SAMOTOIN FIGURE 2. Islet lacy formations of nontronite on surface of plagioclase (secondary electron...AND N. D. SAMOTOIN FIGURE 4. Lacy aggregate of nontronite in a suspension preparation (a); microdiffraction...microdiffraction image (b); energy-dispersive spectrum (c); nontronite during the early stage of formation from plagioclase |  | Lisitsyn, A. P., Binns, R. A., Bogdanov, Yu. A., Scott, S., Zonenshayn, L. P., Gordeyev, V. V., Gurvich, Ye. G., Murav'yev, K. G., Serova, V. V. (1991) ACTIVE HYDROTHERMAL ACTIVITY AT FRANKLIN SEAMOUNT, WESTERN WOODLARK SEA (PAPUA NEW GUINEA) International Geology Review, 33 (9) 914-929 doi:10.1080/00206819109465734 | Journal (article/letter/editorial) | | Institute of Oceanology , USSR Academy of Sciences , Moscow Published online: 06 Jul 2010. To cite this article:...(Institute of Oceanology, USSR Academy of Sciences, Moscow) From: "Sovremennaya gidrotermal'naya aktivnost'...of the field are composed of iron hydroxides, nontronite, and birnessite. During 1986 and 1988, the PACLARK...iron oxides, occasionally with an admixture of nontronite. In one of the edifices, a transitional, patchy...Manganese crust; 2) X-rayamorphous iron oxides; 3) nontronite. 919 Downloaded by [New York University] at |
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