| Pekov, I. V., Zubkova, N. V., Yapaskurt, V. O., Belakovskiy, D. I., Lykova, I. S., Vigasina, M. F., Sidorov, E. G., Pushcharovsky, D. Yu. (2014) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. I. Yurmarinite, Na7(Fe3+,Mg,Cu)4(AsO4)6. Mineralogical Magazine, 78 (4) 905-917 doi:10.1180/minmag.2014.078.4.10 | Journal (article/letter/editorial) | arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. I. Yurmarinite, Na7(Fe3+...State University, Vorobievy Gory, 119991 Moscow, Russia Fersman Mineralogical Museum of Russian Academy...Sciences, Leninsky Prospekt 18-2, 119071 Moscow, Russia Institute of Volcanology and Seismology, Far Eastern...Piip Bulevard 9, 683006 Petropavlovsk-Kamchatsky, Russia [Received 6 February 2014; Accepted 13 March 2014;...of the Arsenatnaya fumarole at the Second scoria cone of the Northern Breakthrough of the Great Tolbachik | | Pekov, Igor, Sandalov, Fedor, Koshlyakova, Natalia, Vigasina, Marina, Polekhovsky, Yury, Britvin, Sergey, Sidorov, Evgeny, Turchkova, Anna (2018) Copper in Natural Oxide Spinels: The New Mineral Thermaerogenite CuAl2O4, Cuprospinel and Cu-Enriched Varieties of Other Spinel-Group Members from Fumaroles of the Tolbachik Volcano, Kamchatka, Russia. Minerals, 8 (11) 498 doi:10.3390/min8110498 | Journal (article/letter/editorial) | Spinel-Group Members from Fumaroles of the Tolbachik Volcano, Kamchatka, Russia Igor V. Pekov 1, *, Fedor D. Sandalov...State University, Vorobievy Gory, 119991 Moscow, Russia; fyodor.sandalov@yandex.ru (F.D.S.); nkoshlyakova@gmail...Universitetskaya Nab. 7/9, 199034 St Petersburg, Russia; sbritvin@gmail.com (S.N.B.) Nanomaterials Research...Fersman str. 14, 184209 Apatity, Murmansk Region, Russia Institute of Volcanology and Seismology, Far Eastern...Piip Boulevard 9, 683006 Petropavlovsk-Kamchatsky, Russia; mineral@kscnet.ru Correspondence: igorpekov@mail | | Pekov, Igor V., Koshlyakova, Natalia N., Zubkova, Natalia V., Lykova, Inna S., Britvin, Sergey N., Yapaskurt, Vasiliy O., Agakhanov, Atali A., Shchipalkina, Nadezhda V., Turchkova, Anna G., Sidorov, Evgeny G. (2018) Fumarolic arsenates − a special type of arsenic mineralization. European Journal of Mineralogy, 30 (2) 305-322 doi:10.1127/ejm/2018/0030-2718 | Journal (article/letter/editorial) | State University, Vorobievy Gory, 119991 Moscow, Russia *Corresponding author, e-mail: igorpekov@mail.ru...Sciences, Leninsky Prospekt 18-2, 119071 Moscow, Russia 3 Department of Crystallography, St Petersburg...Universitetskaya Nab. 7/9, 199034 St Petersburg, Russia Institute of Volcanology and Seismology, Far Eastern...Piip Boulevard 9, 683006 Petropavlovsk-Kamchatsky, Russia Abstract: This paper is a review devoted to a...special type of arsenic mineralization related to volcanic fumaroles of the oxidizing type. Fifty-four hydrogen-free | | Pekov, Igor V., Lykova, Inna S., Yapaskurt, Vasiliy O., Belakovskiy, Dmitry I., Turchkova, Anna G., Britvin, Sergey N., Sidorov, Evgeny G., Scheidl, Katharina S. (2019) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. XI. Anatolyite, Na6(Ca,Na)(Mg,Fe3+)3Al(AsO4)6. Mineralogical Magazine, 83 (5) 633-638 doi:10.1180/mgm.2019.11 | Journal (article/letter/editorial) | arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. XI. Anatolyite, Na6(Ca...State University, Vorobievy Gory, 119991 Moscow, Russia 2 Fersman Mineralogical Museum of the Russian...Sciences, Leninsky Prospekt 18-2, 119071 Moscow, Russia 3 Department of Crystallography, St Petersburg...University Embankment 7/9, 199034 St Petersburg, Russia 4 Institute of Volcanology and Seismology, Far...Piip Boulevard 9, 683006 Petropavlovsk-Kamchatsky, Russia 5 Institute of Mineralogy and Crystallography | | | Report (issue) | Properties: Cleavage: Imperfect. Tenacity: Brittle. Fracture: Uneven. Hardness = ~3.5 D(meas.) = n.d. D(calc...X-Ray Diffraction Pattern: Arsenatnaya fumarole, Tolbachik Volcano, Russia. 2.758 (100), 2.735 (25), 3...13 . 99.90 100.00 (1) Arsenatnaya fumarole, Tolbachik Volcano, Kamchatka, Russia; average electron microprobe...arsenates. Occurrence: A sublimate at an active volcanic fumarole. Association: Hematite, tenorite, johillerite...zone); badalovite, fluorophlogopite, sanidine, diopside, hematite, cassiterite, anhydrite, metathénardite | | Sharygin, Victor, Kamenetsky, Vadim, Zhitova, Liudmila, Belousov, Alexander, Abersteiner, Adam (2018) Copper-Containing Magnesioferrite in Vesicular Trachyandesite in a Lava Tube from the 2012–2013 Eruption of the Tolbachik Volcano, Kamchatka, Russia. Minerals, 8 (11) 514 doi:10.3390/min8110514 | Journal (article/letter/editorial) | Tube from the 2012–2013 Eruption of the Tolbachik Volcano, Kamchatka, Russia Victor V. Sharygin 1,2,3...of Geology and Mineralogy, Novosibirsk 630090, Russia; zhitova@igm.nsc.ru Department of Geology and Geophysics...Novosibirsk State University, Novosibirsk 630090, Russia Institute of Physics and Technology, Ural Federal...Ekaterinburg 620002, Russia Institute of Experimental Mineralogy, Chernogolovka 142432, Russia; Dima.Kamenetsky@utas...and Seismology, Petropavlovsk-Kamchatsky 683006, Russia; belousov@mail.ru Correspondence: sharygin@igm | | | Report (issue) | Properties: Cleavage: None. Tenacity: Brittle. Fracture: Uneven. D(meas.) = n.d. D(calc.) = 3.811 Hardness...Diffraction Pattern: Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. 2.822 (100), 2.986 (34)...48 59.05 100.75 (1) Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia; average electron microprobe...A sublimate at an active volcanic fumarole. Association: Anhydrite, diopside, hematite, svabite, berzeliite-schäferite...the Arsenatnaya fumarole, Second scoria cone of the Northern Breakthrough of the Great Tolbachik Fissure | | | Report (issue) | Properties: Cleavage: None. Tenacity: Brittle. Fracture: Uneven. Hardness = n.d. D(meas.) = n.d. D(calc...Diffraction Pattern: Arsenatnaya fumarole, Tolbachik volcano, Kamchatka Peninsula, Russia. 9.20 (100), 3.488...1.44 99.31 (1) Arsenatnaya fumarole, Tolbachik volcano, Kamchatka Peninsula, Russia; average electron...Mineral Group: Rhabdoborite group. Occurrence: A volcanic sublimate or, more probably, formed by the interaction...gas and basalt scoria. Association: Rhabdoborite-(V), rhabdoborite-(W), anhydrite, diopside, hematite, schäferite | | | Report (issue) | Properties: Cleavage: None. Tenacity: Brittle. Fracture: Uneven. Hardness = n.d. D(meas.) = n.d. D(calc...Diffraction Pattern: Arsenatnaya fumarole, Tolbachik volcano, Kamchatka Peninsula, Russia. 9.17 (100), 2.226...1.45 99.96 (1) Arsenatnaya fumarole, Tolbachik volcano, Kamchatka Peninsula, Russia; average electron...Mineral Group: Rhabdoborite group. Occurrence: A volcanic sublimate or, more probably, formed by the interaction...and basalt scoria. Association: Rhabdoborite-(Mo), rhabdoborite-(W), anhydrite, diopside, hematite, schäferite | | | Report (issue) | Properties: Cleavage: None. Tenacity: Brittle. Fracture: Uneven. Hardness = n.d. D(meas.) = n.d. D(calc...Diffraction Pattern: Arsenatnaya fumarole, Tolbachik volcano, Kamchatka Peninsula, Russia. 9.18 (100), 3.479...1.31 100.11 (1) Arsenatnaya fumarole, Tolbachik volcano, Kamchatka Peninsula, Russia; average electron...Mineral Group: Rhabdoborite group. Occurrence: A volcanic sublimate or, more probably, formed by the interaction...and basalt scoria. Association: Rhabdoborite-(V), rhabdoborite-(Mo), anhydrite, diopside, hematite, schäferite | | | Report (issue) | Properties: Cleavage: None. Tenacity: Brittle. Fracture: Uneven. D(meas.) = n.d. D(calc.) = 3.613 Hardness...Diffraction Pattern: Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. 2.774 (100), 3.003 (48)... 64.21 . 100.00 (1) Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia; average electron microprobe...sublimate at an active volcanic fumarole. Association: Arsenudinaite, anhydrite, diopside, hematite, schäferite...the Arsenatnaya fumarole, Second scoria cone of the Northern Breakthrough of the Great Tolbachik Fissure | | | Report (issue) | Physical Properties: Cleavage: None. Tenacity: n.d. Fracture: Uneven. D(meas.) = n.d. D(calc.) = 3.816 Hardness...Diffraction Pattern: Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. 2.775 (100), 3.007 (46)... 58.67 . 100.00 (1) Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia; average electron microprobe...sublimate at an active volcanic fumarole. Association: Udinaite, anhydrite, diopside, hematite, schäferite...the Arsenatnaya fumarole, Second scoria cone of the Northern Breakthrough of the Great Tolbachik Fissure | | Pekov, Igor V., Koshlyakova, Natalia N., Belakovskiy, Dmitry I., Vigasina, Marina F., Zubkova, Natalia V., Agakhanov, Atali A., Britvin, Sergey N., Sidorov, Evgeny G., Pushcharovsky, Dmitry Yu. (2022) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. XVII. Paraberzeliite, NaCaCaMg2(AsO4)3, an alluaudite-group member dimorphous with berzeliite. Mineralogical Magazine, 86 (1) 103-111 doi:10.1180/mgm.2021.82 | Journal (article/letter/editorial) | arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. XVII. Paraberzeliite...State University, Vorobievy Gory, 119991 Moscow, Russia; Fersman Mineralogical Museum of the Russian Academy...Moscow, Russia; St. Petersburg State University, University Emb. 7/9, 199034 St. Petersburg, Russia; and...Piip Boulevard 9, 683006 Petropavlovsk-Kamchatsky, Russia Abstract The new alluaudite-group mineral paraberzeliite...the Arsenatnaya fumarole, Second scoria cone of the Northern Breakthrough of the Great Tolbachik Fissure | | Pekov, Igor V., Zubkova, Natalia V., Agakhanov, Atali A., Yapaskurt, Vasiliy O., Chukanov, Nikita V., Belakovskiy, Dmitry I., Sidorov, Evgeny G., Pushcharovsky, Dmitry Yu. (2018) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. VIII. Arsenowagnerite, Mg2(AsO4)F. Mineralogical Magazine, 82 (4) 877-888 doi:10.1180/minmag.2017.081.067 | Journal (article/letter/editorial) | arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, 2 Russia. VIII. Arsenowagnerite...Sciences, Leninsky Prospekt 18-2, 119071 Moscow, Russia 3 13 14 4 Institute of Volcanology and Seismology...Piip Boulevard 9, 683006 Petropavlovsk-Kamchatsky, Russia *E-mail: igorpekov@mail.ru 15 Running title:...ed 16 Ar ti 12 Chernogolovka, Moscow Oblast, Russia cl 11 Institute of Problems of Chemical Physics...State University, Vorobievy Gory, 119991 Moscow, Russia 17 Abstract 19 A new mineral arsenowagnerite | | Pekov, I. V., Zubkova, N. V., Yapaskurt, V. O., Belakovskiy, D. I., Vigasina, M. F., Sidorov, E. G., Pushcharovsky, D. Yu. (2014) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. II. Ericlaxmanite and kozyrevskite, two natural modifications of Cu4O(AsO4)2. Mineralogical Magazine, 78 (7) 1553-1569 doi:10.1180/minmag.2014.078.7.03 | Journal (article/letter/editorial) | arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. II. Ericlaxmanite and...State University, Vorobievy Gory, 119991 Moscow, Russia Fersman Mineralogical Museum of Russian Academy...Sciences, Leninsky Prospekt 18-2, 119071 Moscow, Russia Institute of Volcanology and Seismology, Far Eastern...Piip Bulevard 9, 683006 Petropavlovsk-Kamchatsky, Russia [Received 17 March 2014; Accepted 21 May 2014;...of the Arsenatnaya fumarole at the Second scoria cone of the Northern Breakthrough of the Great Tolbachik | | | Journal (article/letter/editorial) | K3NaCu4O2(SO4)4 Arsenatnaya fumarole, Second scoria cone, Northern Breakthrough of the Great Tolbachik Fis sure...sure E ru ption , Tolbachik volcano, Kamchatka Peninsula, Far-Eastern Region, Russia (55º41’N 160º14’E)...Museum of the Russian Academy of Sciences, Moscow, Russia, registration number 4385/1 How to cite: Pekov...(Poisonous) fumarole, Second scoria cone, Northern Breakthrough of the Great Tolbachik Fissure Eruption, Tolbachik...Tolbachik volcano, Kamchatka Peninsula, Far-Eastern Region, Russia (55º41’N 160º14’E) Igor V. Pekov*, Natalia | | Pekov, Igor V., Zubkova, Natalia V., Agakhanov, Atali A., Yapaskurt, Vasiliy O., Chukanov, Nikita V., Belakovskiy, Dmitry I., Sidorov, Evgeny G., Pushcharovsky, Dmitry Y. (2017) Dravertite, CuMg(SO4)2, a new mineral species from the Tolbachik volcano, Kamchatka, Russia. European Journal of Mineralogy, 29 (2) 323-330 doi:10.1127/ejm/2017/0029-2596 | Journal (article/letter/editorial) | a new mineral species from the Tolbachik volcano, Kamchatka, Russia 1 2 IGOR V. PEKOV1,*, NATALIA...at the Second scoria cone of the Northern Breakthrough of the Great Tolbachik Fissure Eruption, Tolbachik...Tolbachik volcano, Kamchatka, Russia. In the Arsenatnaya fumarole, dravertite (holotype) is closely associated...wulffite, anhydrite and anglesite. In the Yadovitaya fumarole, it is associated with euchlorine, chalcocyanite... 5 cm2 in area and up to 1-cm thick on basalt scoria. Dravertite is transparent in small grains and | | Pekov, I. V., Yapaskurt, V. O., Britvin, S. N., Vigasina, M. F., Lykova, I. S., Zubkova, N. V., Krivovichev, S. V., Sidorov, E. G. (2017) Romanorlovite, a New Copper and Potassium Hydroxychloride from the Tolbachik Volcano, Kamchatka, Russia. Geology of Ore Deposits, 59 (7) 601-608 doi:10.1134/s107570151707008x | Journal (article/letter/editorial) | and Potassium Hydroxychloride from the Tolbachik Volcano, Kamchatka, Russia1 I. V. Pekova, *, V. O. Yapaskurta...Faculty, Moscow State University, Moscow, 119991 Russia St. Petersburg State University, Universitetskaya...Universitetskaya nab. 7/9, St. Petersburg, 199034 Russia c Fersman Mineralogical Museum Russian Academy of Sciences...Sciences, Lininsky pr., 18-2, Moscow, 199034 Russia d Institute of Volcanology and Seismology, Far East Branch...bul. Piipa 9, Petropavlovsk-Kamchatsky, 683006 Russia *e-mail: igorpekov@mail.ru b Received March 28 | | Siidra, Oleg I., Nazarchuk, Evgeny V., Agakhanov, Atali A., Lukina, Evgeniya A., Zaitsev, Anatoly N., Turner, Rick, Filatov, Stanislav K., Pekov, Igor V., Karpov, Gennady A., Yapaskurt, Vasiliy O. (2018) Hermannjahnite, CuZn(SO4)2, a new mineral with chalcocyanite derivative structure from the Naboko scoria cone of the 2012–2013 fissure eruption at Tolbachik volcano, Kamchatka, Russia. Mineralogy and Petrology, 112 (1) 123-134 doi:10.1007/s00710-017-0520-4 | Journal (article/letter/editorial) | Naboko scoria cone of the 2012–2013 fissure eruption at Tolbachik volcano, Kamchatka, Russia Oleg I....Saranchinaitovaya fumarole, Naboko scoria cone, where the recent Fissure Tolbachik Eruption occurred in 2012–2013...in the Arsenatnaya fumarole, on the Second scoria cone of the Great Tolbachik Fissure Eruption (GTFE 1975–1976)...University, University emb. 7/9, 199034 St. Petersburg, Russia 2 Fersman Mineralogical Museum, Russian Academy...Science, Leninskii Prospect, Bldg. 18, 117071 Moscow, Russia 3 Department of Mineralogy, St. Petersburg State | | Shchipalkina, Nadezhda V., Pekov, Igor V., Zubkova, Natalia V., Koshlyakova, Natalia N., Sidorov, Evgeny G. (2019) Natural forsterite strongly enriched by arsenic and phosphorus: chemistry, crystal structure, crystal morphology and zonation. Physics and Chemistry of Minerals, 46 (9) 889-898 doi:10.1007/s00269-019-01048-8 | Journal (article/letter/editorial) | in sublimates of the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia, in association with...with As- and P-depleted forsterite, anhydrite, diopside, hematite, spinel, haüyne, fluorapatite, svabite...group · Crystal structure · Fumarole sublimate · Tolbachik volcano · Kamchatka Introduction Members of...State University, Vorobievy Gory, Moscow 119991, Russia 2 Shubnikov Institute of Crystallography and...Photonics, RAS, Leninsky Prospekt, 69, Moscow 117333, Russia 3 Institute of Volcanology and Seismology, Far | | Shablinskii, Andrey P., Melnikova, Natalia A., Vergasova, Lidya P., Murin, Igor V., Filatov, Stanislav K., Moskaleva, Svetlana V., Bubnova, Rimma S. (2021) Thermal expansion, shear deformations and electrical conductivity of alluaudite-group minerals (badalovite and calciojohillerite) Physics and Chemistry of Minerals, 48 (4) doi:10.1007/s00269-021-01135-9 | Journal (article/letter/editorial) | on the Second scoria cone of the Great fissure Tolbachik eruption, Kamchatka Peninsula, Russia. The crystal...conductivity · Tolbachik volcano Introduction Currently, about 60 arsenates are described on the Tolbachik volcano...found in Arsenatnaya fumarole on the Second scoria cone of the Great fissure Tolbachik eruption, Kamchatka...Kamchatka peninsula, Russia (Pekov et al. 2020a). The recently discovered arsenate minerals are: arsenowagnerite...Chemistry, Makarov Emb. 2, St. Petersburg 199034, Russia 2 Department of Solid State Chemistry, Institute | | | Report (issue) | Properties: Cleavage: None. Tenacity: Brittle. Fracture: n.d. Hardness = ~ 3 D(meas.) = 2.61(1) D(calc...Yellow. Z=4 X-ray Powder Pattern: Tolbachik volcano, Kamchatka, Russia. 8.80 (100), 2.933 (80), 12.48 (56)...44.74 [4.85] [0.41] 101.22 (1) Tolbachik volcano, Kamchatka, Russia; average of 9 electron microprobe...Association: Arsenatnaya fumarole: avdoninite, hematite, pseudobrookite, clinoenstatite, diopside, anhydrite...anhydrite, powellite, barite; Glavnaya Tenoritovaya fumarole: avdoninite, belloite, sylvite, carnallite, mitscherlichite | | Pekov, Igor V., Koshlyakova, Natalia N., Zubkova, Natalia V., Belakovskiy, Dmitry I., Vigasina, Marina F., Agakhanov, Atali A., Ksenofontov, Dmitry A., Turchkova, Anna G., Britvin, Sergey N., Sidorov, Evgeny G., Pushcharovsky, Dmitry Yu. (2022) A Natural Vanadate–Arsenate Isomorphous Series with Jeffbenite-Type Structure: New Fumarolic Minerals Udinaite, NaMg4(VO4)3, and Arsenudinaite, NaMg4(AsO4)3. Minerals, 12 (7) 850 doi:10.3390/min12070850 | Journal (article/letter/editorial) | State University, Vorobievy Gory, 119991 Moscow, Russia; igorpekov@mail.ru (I.V.P.); n.v.zubkova@gmail...Sciences, Leninsky Prospekt 18-2, 119071 Moscow, Russia; dmzvr@mail.ru (D.I.B.); atali99@mail.ru (A.A.A...University, University Emb. 7/9, 199034 St. Petersburg, Russia; sbritvin@gmail.com Institute of Volcanology and...Piip Boulevard 9, 683006 Petropavlovsk-Kamchatsky, Russia; mineral@kscnet.ru Correspondence: nkoshlyakova@gmail...respectively, are found in the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. They are associated | | Pekov, Igor V., Zubkova, Natalia V., Agakhanov, Atali A., Pushcharovsky, Dmitry Y., Yapaskurt, Vasiliy O., Belakovskiy, Dmitry I., Vigasina, Marina F., Sidorov, Evgeny G., Britvin, Sergey N. (2018) Cryptochalcite, K2Cu5O(SO4)5, and cesiodymite, CsKCu5O(SO4)5, two new isotypic minerals and the K–Cs isomorphism in this solid-solution series. European Journal of Mineralogy, 30 (3) 593-607 doi:10.1127/ejm/2018/0030-2725 | Journal (article/letter/editorial) | State University, Vorobievy Gory, 119991 Moscow, Russia *Corresponding author, e-mail: igorpekov@mail.ru...Sciences, Leninsky Prospekt 18-2, 119071 Moscow, Russia Institute of Volcanology and Seismology, Far Eastern...Piip Boulevard 9, 683006 Petropavlovsk-Kamchatsky, Russia 4 Department of Crystallography, St Petersburg...University Embankment 7/9, 199034 St Petersburg, Russia Abstract: Two new isotypic minerals cryptochalcite...found in fumarole sublimates at the Second scoria cone of the Northern Breakthrough of the Great Tolbachik | | Pekov, Igor V., Zubkova, Natalia V., Yapaskurt, Vasiliy O., Lykova, Inna S., Belakovskiy, Dmitry I., Vigasina, Marina F., Sidorov, Evgeny G., Britvin, Sergey N., Yu. Pushcharovsky, Dmitry (2015) New zinc and potassium chlorides from fumaroles of the Tolbachik volcano, Kamchatka, Russia: mineral data and crystal chemistry. I. Mellizinkalite, K3Zn2Cl7. European Journal of Mineralogy, 27 (2) 247-253 doi:10.1127/ejm/2015/0027-2430 | Journal (article/letter/editorial) | chlorides from fumaroles of the Tolbachik volcano, Kamchatka, Russia: mineral data and crystal chemistry...State University, Vorobievy Gory, 119991 Moscow, Russia *Corresponding author, e-mail: igorpekov@mail.ru...Sciences, Leninsky Prospekt 18–2, 119071 Moscow, Russia 3 Institute of Volcanology and Seismology, Far...Piip Boulevard 9, 683006 Petropavlovsk-Kamchatsky, Russia 4 Faculty of Geology, St Petersburg State University...Universitetskaya Nab. 7/9, 199034 St Petersburg, Russia 5 Nanomaterials Research Center, Kola Science Center |
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