 | 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 V., Siidra, Oleg I., Chukanov, Nikita V., Yapaskurt, Vasiliy O., Belakovskiy, Dmitry I., Murashko, Mikhail N., Sidorov, Evgeny G. (2014) Kaliochalcite, KCu2(SO4)2[(OH)(H2O)], a new tsumcorite-group mineral from the Tolbachik volcano, Kamchatka, Russia. European Journal of Mineralogy, 26 (4) 597-604 doi:10.1127/0935-1221/2014/0026-2394 | Journal (article/letter/editorial) | | tsumcorite-group mineral from the Tolbachik volcano, Kamchatka, Russia IGOR V. PEKOV1,*, OLEG I.SIIDRA2...State University, Vorobievy Gory, 119991 Moscow, Russia *Corresponding author, e-mail: igorpekov@mail.ru...Universitetskaya Nab. 7/9, 199034 St Petersburg, Russia 3 Institute of Problems of Chemical Physics, Russian...Sciences, 142432 Chernogolovka, Moscow region, Russia 4 Fersman Mineralogical Museum of Russian Academy...Sciences, Leninsky Prospekt 18–2, 119071 Moscow, Russia 5 ZAO ‘‘Sistematicheskaya Mineralogiya’’, 11th |  | Pekov, Igor V., Zubkova, Natalia V., Agakhanov, Atali A., Ksenofontov, Dmitry A., Pautov, Leonid A., Sidorov, Evgeny G., Britvin, Sergey N., Vigasina, Marina F., Pushcharovsky, Dmitry Y. (2019) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. X. Edtollite, K2NaCu5Fe3+O2(AsO4)4, and alumoedtollite, K2NaCu5AlO2(AsO4)4. Mineralogical Magazine, 83 (4) 485-495 doi:10.1180/mgm.2018.155 | Journal (article/letter/editorial) | | arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. X. Edtollite, K2NaCu5Fe3+O2(AsO4)4...State University, Vorobievy Gory, 119991 Moscow, Russia 2 Fersman Mineralogical Museum of the Russian...Sciences, Leninsky Prospekt 18-2, 119071 Moscow, Russia 3 Institute of Volcanology and Seismology, Far...Piip Boulevard 9, 683006 Petropavlovsk-Kamchatsky, Russia 4 Department of Crystallography, St Petersburg...University Embankment 7/9, 199034 St Petersburg, Russia *E-mail: igorpekov@mail.ru Running title: Edtollite |  | Pekov, Igor V., Krzhizhanovskaya, Maria G., Yapaskurt, Vasiliy O., Belakovskiy, Dmitry I., Chukanov, Nikita V., Lykova, Inna S., Sidorov, Evgeny G. (2015) Kononovite, NaMg(SO4)F, a new mineral from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. European Journal of Mineralogy, 27 (4) 575-580 doi:10.1127/ejm/2015/0027-2457 | Journal (article/letter/editorial) | | new mineral from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia IGOR V. PEKOV1,*, MARIA...State University, Vorobievy Gory, 119991 Moscow, Russia *Corresponding author, e-mail: igorpekov@mail.ru...Universitetskaya Nab. 7/9, 199034 St Petersburg, Russia 3 Fersman Mineralogical Museum of Russian Academy...Sciences, Leninsky Prospekt 18–2, 119071 Moscow, Russia 4 Institute of Problems of Chemical Physics, Russian...Sciences, 142432 Chernogolovka, Moscow region, Russia 5 Institute of Volcanology and Seismology, Far |  | Pekov, Igor V., Yapaskurt, Vasiliy O., Belakovskiy, Dmitry I., Vigasina, Marina F., Zubkova, Natalia V., Sidorov, Evgeny G. (2017) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. VII. Pharmazincite, KZnAsO4. Mineralogical Magazine, 81 (4) 1001-1008 doi:10.1180/minmag.2016.080.146 | Journal (article/letter/editorial) | | arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. VII. Pharmazincite,...State University, Vorobievy Gory, 119991 Moscow, Russia Fersman Mineralogical Museum of the Russian Academy...Sciences, Leninsky Prospekt 18-2, 119071 Moscow, Russia Institute of Volcanology and Seismology, Far Eastern...Piip Boulevard 9, 683006 Petropavlovsk-Kamchatsky, Russia [Received 15 March 2016; Accepted 9 September 2016;...of the Arsenatnaya fumarole at the Second scoria cone of the Northern Breakthrough of the Great Tolbachik |  | | Report (issue) | | Properties: Cleavage: None. Tenacity: Brittle. Fracture: Uneven. Hardness = ~3.5 D(meas.) = n.d. D(calc...X-Ray Diffraction Pattern: Arsenatnaya fumarole, Tolbachik Volcano, Russia. 2.765 (100), 3.211 (46), 6.... 100.72 100.00 (1) Arsenatnaya fumarole, Tolbachik Volcano, Kamchatka, Russia; average electron microprobe...arsenates. Occurrence: A sublimate at an active volcanic fumarole. Association: Hematite, tenorite, cassiterite...wulffite, alumoklyuchevskite. Distribution: From the Arsenatnaya fumarole, Second scoria cone, Northern Breakthrough |  | | 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...krasheninnikovite, euchlorine, wulffite, alumoklyuchevskite, sellaite, gahnite, corundum (shallow zone); |  | | Journal (article/letter/editorial) | | Leninskiy Prospekt 18 korp. 2, Moscow 119071, Russia Dipartimento di Scienze della Terra “Ardito Desio”...the fumarole sublimates of the Second scoria cone, Northern Breakthrough of the Great Tolbachik Fissure...Fissure Eruption, Tolbachik volcano, Kamchatka, Russia. Cryptochalcite was found in the Arsenatnaya (holotype)...fumaroles, and cesiodymite was found only in the Arsenatnaya fumarole. The name cryptochalcite (Cyrillic: криптохальцит)...Cs-K-ordered analog of cryptochalcite. In the Arsenatnaya fumarole, cryptochalcite and cesiodymite belong to |  | | Report (issue) | | Cleavage: Perfect on {001}. Tenacity: Brittle. Fracture: Stepped. Hardness = ~3 D(meas.) = n.d. D(calc...Diffraction Pattern: Arsenatnaya fumarole, Tolbachik Volcano, Kamchatka, Russia. 3.658 (100), 3.699 (78)...35 33.50 100.00 (1) Arsenatnaya fumarole, Tolbachik Volcano, Kamchatka, Russia; average electron microprobe...(K2Pb)Cu4O2(SO4)4. Occurrence: A sublimate at an active volcanic fumarole. Association: Euchlorine, fedotovite, wulffite...dolerophanite, dravertite, hermannjahnite, alumoklyuchevskite, klyuchevskite, piypite, cryptochalcite, |  | | Report (issue) | | Hardness = n.d. D(meas.) = n.d. D(calc.) = 3.011 Fracture: Uneven. Nonfluorescent. Optical Properties:...Diffraction Pattern: Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. 15.49 (100), 3.881 (54)...23.27 100.00 (1) Arsenatnaya fumarole, Tolbachik volcano, Kamchatka peninsula, Russia; average electron...A sublimates at an active volcanic fumarole. Association: Alumoklyuchevskite, langbeinite, urusovite,...the Arsenatnaya fumarole, Second scoria cone of the Northern Breakthrough of the Great Tolbachik Fissure |  | 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 |  | | Report (issue) | | incrustations. Physical Properties: Cleavage: None. Fracture: Uneven. D(meas.) = n.d. D(calc.) = 4.409 Tenacity:...Powder Pattern: Arsenatnaya fumarole, Kamchatka Peninsula, Far-Eastern Region, Russia. 5.260 (100), 5...48 100.00 (1) Arsenatnaya fumarole, Kamchatka Peninsula, Far-Eastern Region, Russia; average of 5 electron...Cu9O4(AsO4)2(SO4)2. Occurrence: A volcanic sublimate on basaltic scoria in the walls of a fumarole at temperatures higher...krasheninnikovite, anhydrite, euchlorine, wulffite, alumoklyuchevskite, cryptochalcite, fluoborite, sylvite, halite |  | Pekov, Igor V., Lykova, Inna, Koshlyakova, Natalia N., Belakovskiy, Dmitry I., Vigasina, Marina F., Turchkova, Anna G., Britvin, Sergey N., Sidorov, Evgeny G., Scheidl, Katharina S. (2020) A new mineral species zincobradaczekite, NaCuCuZn2(AsO4)3, and a new isomorphous series bradaczekite–zincobradaczekite in the alluaudite group. Physics and Chemistry of Minerals, 47 (8). doi:10.1007/s00269-020-01104-8 | Journal (article/letter/editorial) | | Yadovitaya fumarole at the Second scoria cone of the Northern Breakthrough of the Great Tolbachik Fissure Eruption...Eruption, Tolbachik volcano, Kamchatka, Russia. It is associated with bradaczekite, lammerite, lammerite-β...langbeinite, calciolangbeinite, aphthitalite, alumoklyuchevskite, and palmierite. Zincobradaczekite forms...NaCuCuCu2(AsO4)3, are isostructural. In the Yadovitaya fumarole, Mg-poor bradaczekite forms an isomorphous series...zincobradaczekite, whilst in the neighbouring Arsenatnaya fumarole only a Zn-depleted and Mg-enriched variety |  | 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...Yadovitaya fumarole, it is associated with euchlorine, chalcocyanite, steklite, alumoklyuchevskite, piypite... 5 cm2 in area and up to 1-cm thick on basalt scoria. Dravertite is transparent in small grains and |  | Pekov, Igor V., Zubkova, Natalia V., Britvin, Sergey N., Chukanov, Nikita V., Yapaskurt, Vasiliy O., Sidorov, Evgeny G., Pushcharovsky, Dmitry Y. (2016) Shuvalovite, K2(Ca2Na)(SO4)3F, a new mineral from the Tolbachik volcano, Kamchatka, Russia. European Journal of Mineralogy, 28 (1) 53-62 doi:10.1127/ejm/2015/0027-2471 | Journal (article/letter/editorial) | | K2(Ca2Na)(SO4)3F, a new mineral from the Tolbachik volcano, Kamchatka, Russia IGOR V. PEKOV1,*, NATALIA V. ZUBKOVA1...State University, Vorobievy Gory, 119991 Moscow, Russia *Corresponding author, e-mail: igorpekov@mail.ru...Universitetskaya Nab. 7/9, 199034 St Petersburg, Russia 3 Nanomaterials Research Center, Kola Science Center...Academy of Sciences, Fersman Str. 18, 184209 Apatity, Russia 4 Institute of Problems of Chemical Physics, Russian...Sciences, 142432 Chernogolovka, Moscow region, Russia 5 Institute of Volcanology and Seismology, Far |  | 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., Zubkova, Natalia V., Yapaskurt, Vasiliy O., Polekhovsky, Yury S., Vigasina, Marina F., Britvin, Sergey N., Turchkova, Anna G., Sidorov, Evgeny G., Pushcharovsky, Dmitry Yu. (2020) A new mineral borisenkoite, Cu3[(V,As)O4]2, and the isomorphous series borisenkoite–lammerite-β in fumarolic exhalations of the Tolbachik volcano, Kamchatka, Russia. Physics and Chemistry of Minerals, 47 (3) doi:10.1007/s00269-020-01081-y | Journal (article/letter/editorial) | | in fumarolic exhalations of the Tolbachik volcano, Kamchatka, Russia Igor V. Pekov1 · Natalia V. Zubkova1...Yadovitaya fumarole at the Second scoria cone of the Northern Breakthrough of the Great Tolbachik Fissure Eruption...Eruption, Tolbachik volcano, Kamchatka, Russia. Associated minerals are sanidine, hematite, lammerite,...langbeinite, calciolangbeinite, aphthitalite, alumoklyuchevskite, palmierite, cupromolybdite, and corundum...Lammerite-β · Copper arsenate vanadate · Fumarole · Tolbachik volcano Introduction Yury S. Polekhovsky: |  | Pekov, Igor V., Zubkova, Natalia V., Belakovskiy, Dmitry I., Yapaskurt, Vasiliy O., Vigasina, Marina F., Sidorov, Evgeny G., Pushcharovsky, Dmitry Yu (2015) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. IV. Shchurovskyite, K2CaCu6O2(AsO4)4 and dmisokolovite, K3Cu5AlO2(AsO4)4. Mineralogical Magazine, 79 (7) 1737-1753 doi:10.1180/minmag.2015.079.7.02 | Journal (article/letter/editorial) | | arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. IV. Shchurovskyite,...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 Boulevard 9, 683006 Petropavlovsk-Kamchatsky, Russia [Received 14 November 2014; Accepted 1 March 2015;...of the Arsenatnaya fumarole at the Second scoria cone of the Northern Breakthrough of the Great Tolbachik |  | Koshlyakova, Natalia N., Zubkova, Natalia V., Pekov, Igor V., Giester, Gerald, Sidorov, Evgeny G. (2018) Crystal chemistry of johillerite. The Canadian Mineralogist, 56 (2) 189-201 doi:10.3749/canmin.1700075 | Journal (article/letter/editorial) | | State University, Vorobievy Gory, 119991 Moscow, Russia GERALD GIESTER Institute of Mineralogy and Crystallography...Piip Boulevard 9, 683006 Petropavlovsk-Kamchatsky, Russia ABSTRACT Johillerite, an anhydrous arsenate member...of the Arsenatnaya fumarole on the Second scoria cone of the Northern Breakthrough of the Great Tolbachik...Tolbachik Fissure Eruption, Kamchatka, Russia. Chemical variations of johillerite from Tolbachik were studied...single-crystal X-ray diffraction, fumarole exhalation, Tolbachik volcano, Kamchatka. INTRODUCTION Johillerite |  | Siidra, Oleg I., Nazarchuk, Evgeny V., Lukina, Evgeniya A., Zaitsev, Anatoly N., Shilovskikh, Vladimir V. (2018) Belousovite, KZn(SO4)Cl, a new sulfate mineral from the Tolbachik volcano with apophyllite sheet-topology. Mineralogical Magazine, 82 (5) 1079-1088 doi:10.1180/minmag.2017.081.084 | Journal (article/letter/editorial) | | KZn(SO4)Cl, a new sulphate mineral from the Tolbachik volcano with 3 apophyllite sheet-topology. ...Shilovskikh3 7 8 1 9 10 199034 St. Petersburg, Russia 2 11 12 13 Department of Crystallography, St...University Embankment 7/9, 199034 St. Petersburg, Russia 3 Geomodel Centre, St. Petersburg State University...University, University emb. 7/9, St. Petersburg 198504, Russia 14 15 16 * E-mail: o.siidra@spbu.ru 17 [Received...Yadovitaya fumarole of the Second scoria 23 cone of the North Breach of the Great Tolbachik Fissure Eruption |  | Pekov, I. V., Zubkova, N. V., Yapaskurt, V. O., Belakovskiy, D. I., Chukanov, N. V., Lykova, I. S., Savelyev, D. P., Sidorov, E. G., Pushcharovsky, D. Y. (2014) Wulffite, K3NaCu4O2(SO4)4, and parawulffite, K5Na3Cu8O4(SO4)8, two new minerals from fumarole sublimates of the Tolbachik Volcano, Kamchatka, Russia. The Canadian Mineralogist, 52 (4) 699-716 doi:10.3749/canmin.1400018 | Journal (article/letter/editorial) | | NEW MINERALS FROM FUMAROLE SUBLIMATES OF THE TOLBACHIK VOLCANO, KAMCHATKA, RUSSIA IGOR V. PEKOV§, NATALIA...State University, Leninskie Gory, 119991 Moscow, Russia DMITRY I. BELAKOVSKIY Fersman Mineralogical Museum...Sciences, Leninskiy Prospekt 18-2, Moscow, 119071 Russia NIKITA V. CHUKANOV Institute of Problems of Chemical...Chemical Physics, 142432 Chernogolovka, Moscow Oblast, Russia INNA S. LYKOVA Faculty of Geology, Moscow State...State University, Leninskie Gory, 119991 Moscow, Russia DMITRY P. SAVELYEV AND EVGENY G. SIDOROV Institute |  | | Report (issue) | | Cleavage: One direction, imperfect. Tenacity: Brittle. Fracture: Uneven. Hardness = ~ 3.5 D(meas.) = n.d. D(calc...X-ray Powder Pattern: Second Scoria Cone, Tolbachik volcano, Kamchatka, Russia. 2.637 (100), 4.175 (68)...28.42 57.19 100.00 (1) Second Scoria Cone, Tolbachik volcano, Kamchatka, Russia; average of 7 electron...anglesite (Arsenatnaya fumarole); euchlorine, chalcocyanite, steklite, alumoklyuchevskite, piypite, parawulffite...(Yadovitaya fumarole). Distribution: From the Arsenatnaya and Yadovitaya fumaroles, Second Scoria Cone, Northern |  | | Report (issue) | | to 0.5 mm. Physical Properties: Cleavage: None. Fracture: Uneven. Tenacity: Brittle. D(meas.) = n.d. D(calc...Powder Pattern: Arsenatnaya fumarole, Tolbachik volcano, Kamchatka Peninsula, Russia. 3.946 (100), 6...20 (1) Arsenatnaya fumarole, Second scoria cone, Tolbachik volcano, Kamchatka Peninsula, Russia; average...Occurrence: As sublimates on basaltic scoria near a volcanic fumarole (>350-400 °C.). Association: Cryptochalcite...euchlorine, chalcocyanite, dolerophanite, alumoklyuchevskite, anglesite, fedotovite, wulffite, langbeinite |  | | Report (issue) | | to 1.2 mm. Physical Properties: Cleavage: None. Fracture: Uneven. Tenacity: Brittle. D(meas.) = n.d. D(calc...Powder Pattern: Yadovitaya fumarole, Tolbachik volcano, Kamchatka Peninsula, Russia. 6.95 (100), 3.93 (65)...(1) Yadovitaya fumarole, Second scoria cone, Tolbachik volcano, Kamchatka Peninsula, Russia; average of...Occurrence: As sublimates on basaltic scoria near a volcanic fumarole (>350-400 °C.). Association: Cesiodymite...euchlorine, chalcocyanite, dolerophanite, alumoklyuchevskite, anglesite, fedotovite, wulffite, langbeinite |  | Nazarchuk, Evgeny V., Siidra, Oleg I., Agakhanov, Atali A., Lukina, Evgeniya A., Avdontseva, Evgeniya Y., Karpov, Gennady A. (2018) Itelmenite, Na2CuMg2(SO4)4, a new anhydrous sulfate mineral from the Tolbachik volcano. Mineralogical Magazine, 82 (6) 1233-1241 doi:10.1180/minmag.2017.081.089 | Journal (article/letter/editorial) | | Na2CuMg2(SO4)4, a new anhydrous sulphate mineral from the Tolbachik volcano. Evgeny V. Nazarchuk1, Oleg I. Siidra1...University Embankment 7/9, 199034 St. Petersburg, Russia 2 Fersman Mineralogical Museum, Russian Academy...Science, Leninskii Prospect, Bldg. 18, 117071 Moscow, Russia 3 Institute of Volcanology and Seismology, Russian...Bulvar Piypa 9, Petropavlovsk-Kamchatskiy 683006, Russia [Received 8 August 2017; Accepted 24 October 2017;...was found in a fumarole of the Naboko scoria cone of the Fissure Tolbachik volcano eruption (2012-2013) |
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