 | | Report (issue) | | Properties: Cleavage: None. Tenacity: Brittle. Fracture: Uneven. D(meas.) = n.d. D(calc.) = 4.887 Soluble...Pattern: Yadovitaya fumarole, Tolbachik volcano, Kamchatka peninsula, Far-Eastern Region, Russia. 2.449...1.25 99.81 (1) Yadovitaya fumarole, Tolbachik volcano, Kamchatka peninsula, Russia; average electron...07. Occurrence: A sublimate at an active volcanic fumarole. Association: Anhydrite, euchlorine, kamchatkite...tenorite, hematite. Distribution: From the Yadovitaya (‘Poisonous’) fumarole, Second scoria cone of the |  | 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, I. V., Zelenski, M. E., Zubkova, N. V., Yapaskurt, V. O., Chukanov, N. V., Belakovskiy, D. I., Pushcharovsky, D. Y. (2012) Calciolangbeinite, K2Ca2(SO4)3, a new mineral from the Tolbachik volcano, Kamchatka, Russia. Mineralogical Magazine, 76 (3) 673-682 doi:10.1180/minmag.2012.076.3.16 | Journal (article/letter/editorial) | | K2Ca2(SO4)3, a new mineral from the Tolbachik volcano, Kamchatka, Russia I. V. PEKOV1*, M. E. ZELENSKI2,...State University, Vorobievy Gory, 119991 Moscow, Russia Institute of Experimental Mineralogy of the Russian...Sciences, 142432 Chernogolovka, Moscow Oblast’, Russia Institute of Problems of Chemical Physics, Russian...Sciences, 142432 Chernogolovka, Moscow Oblast’, Russia Fersman Mineralogical Museum of the Russian Academy...Sciences, Leninsky Prospekt 18-2, 119071 Moscow, Russia [Received 15 January 2012; Accepted 11 April 2012; |  | Siidra, Oleg I., Nazarchuk, Evgeny V., Zaitsev, Anatoly N., Polekhovsky, Yury S., Wenzel, Thomas, Spratt, John (2019) Dokuchaevite, Cu8O2(VO4)3Cl3, a new mineral with remarkably diverse Cu2+ mixed-ligand coordination environments. Mineralogical Magazine, 83 (5) 749-755 doi:10.1180/mgm.2019.41 | Journal (article/letter/editorial) | | University Embankment 7/9, 199034 St. Petersburg, Russia; 2Nanomaterials Research Center, Kola Science Center...Academy of Sciences, Apatity, Murmansk Region, 184200 Russia; 3Core Research Laboratories, Imaging and Analysis...University Embankment 7/9, 199034 St. Petersburg, Russia; 5Department of Mineral Deposits, St. Petersburg...University Embankment 7/9, 199034 St. Petersburg, Russia; and 6 Mathematisch-Naturwissenschaftliche Fakultät...in the Yadovitaya fumarole of the Second scoria cone of the North Breach of the Great Tolbachik Fissure |  | 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 |  | Pekov, I. V., Zubkova, N. V., Zelenski, M. E., Yapaskurt, V. O., Polekhovsky, Yu. S., Fadeeva, O. A., Pushcharovsky, D. Yu. (2013) Yaroshevskite, Cu9O2(VO4)4Cl2, a new mineral from the Tolbachik volcano, Kamchatka, Russia. Mineralogical Magazine, 77 (1) 107-116 doi:10.1180/minmag.2013.077.1.10 | Journal (article/letter/editorial) | | Cu9O2(VO4)4Cl2, a new mineral from the Tolbachik volcano, Kamchatka, Russia I. V. PEKOV1,*, N. V. ZUBKOVA1,...State University, Vorobievy Gory, 119991 Moscow, Russia Institute of Experimental Mineralogy of the Russian...Sciences, 142432 Chernogolovka, Moscow Oblast, Russia Faculty of Geology, St Petersburg State University...University Embankment 7/9, 199034 St Petersburg, Russia [Received 15 July 2012; Accepted 2 December 2012;...from the Yadovitaya fumarole at the Second scoria cone of the Northern Breakthrough of the Great Tolbachik |  | Pekov, I. V., Krivovichev, S. V., Chukanov, N. V., Yapaskurt, V. O., Sidorov, E. G. (2016) Avdoninite: New data, crystal structure and refined formula K2Cu5Cl8(OH)4 · 2H2O. Geology of Ore Deposits, 58 (7) 568-578 doi:10.1134/s1075701516070084 | Journal (article/letter/editorial) | | Geology, Moscow State University, Moscow, 119991 Russia St. Petersburg State University, Universitetskaya...Universitetskaya nab. 7/9, St. Petersburg, 199034 Russia c Institute of Problems of Chemical Physics, Russian Academy...Sciences, Chernogolovka, Moscow oblast, 142432 Russia d Institute of Volcanology and Seismology, Far...bulv. Piipa, 9, Petropavlovsk-Kamchatsky, 683006 Russia *e-mail: igorpekov@mail.ru b Received December...the Second Scoria Cone at the Northern Breach of the Great Fissure Tolbachik Eruption, Tolbachik Volcano |  | 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) | | of the Yadovitaya fumarole at the Second scoria cone of the Northern Breakthrough of the Great Tolbachik...Tolbachik Fissure Eruption, Tolbachik volcano, Kamchatka, Russia. It is associated with bradaczekite, lammerite...lammerite-β, borisenkoite, mcbirneyite, sanidine, hematite, tenorite, pseudolyonsite, lyonsite, starovaite...NaCuCuCu2(AsO4)3, are isostructural. In the Yadovitaya fumarole, Mg-poor bradaczekite forms an isomorphous...zincobradaczekite, whilst in the neighbouring Arsenatnaya fumarole only a Zn-depleted and Mg-enriched variety of |  | | Report (issue) | | langbeinite. Physical Properties: Cleavage: None. Fracture: Conchoidal. Hardness = 3-3.5 D(meas.) = 2.68(2)...X-ray Powder Pattern: Yadovitaya fumarole, Tolbachik volcano, Kamchatka, Russia. 3.218 (100), 2.736 (37)...11 53.79 100.00 (1) Yadovitaya fumarole, Tolbachik volcano, Kamchatka, Russia; average of 5 electron...around a volcanic fumarole on an active scoria cone. Association: Langbeinite, piypite, hematite, Fe- and...the Yadovitaya [Poisonous] fumarole on the Second scoria cone, Northern Breakthrough of the Great Tolbachik |  | | Report (issue) | | 0.3 mm. Physical Properties: Cleavage: None. Fracture: Uneven. Tenacity: Brittle. VHN = 172 (20 g load)...X-ray Powder Pattern: Yadovitaya fumarole, Tolbachik volcano, Kamchatka, Russia. 8.65 (100), 6.84 (83)...6.25 1.41 100.00 (1) Yadovitaya fumarole, Tolbachik volcano, Kamchatka, Russia; average of 5 electron...sublimates around a volcanic fumarole. Association: Euchlorine, fedotovite, hematite, tenorite, Cu-rich...Distribution: At Yadovitaya fumarole, Second scoria cone of the Northern Breakthrough of the Great Tolbachik Fissure |  | | Report (issue) | | Properties: Cleavage: None. Tenacity: Brittle. Fracture: Uneven. VHN = 234-379, 315 average (20 g load)...X-ray Powder Pattern: Yadovitaya fumarole, Tolbachik volcano, Kamchatka, Russia. 2.830 (100), 2.868 (72)...06 20.44 100.07 (1) Yadovitaya fumarole, Tolbachik volcano, Kamchatka, Russia; average electron microprobe...A sublimate at an active volcanic fumarole. Association: Sanidine, hematite, lammerite, lammerite-β,...the Yadovitaya fumarole, Second scoria cone, Northern Breakthrough of the Great Tolbachik Fissure Eruption |  | 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...of the Yadovitaya fumarole at the Second scoria cone of the Northern Breakthrough of the Great Tolbachik...Tolbachik Fissure Eruption, Tolbachik volcano, Kamchatka, Russia. Associated minerals are sanidine, hematite...Lammerite-β · Copper arsenate vanadate · Fumarole · Tolbachik volcano Introduction Yury S. Polekhovsky:...State University, Vorobievy Gory, 119991 Moscow, Russia 2 Institute of Earth Sciences, St Petersburg |  | | Report (issue) | | Properties: Cleavage: None. Tenacity: Brittle. Fracture: Uneven. Hardness = ~3 D(meas.) = n.d. D(calc...X-Ray Diffraction Pattern: Yadovitaya fumarole, Tolbachik Volcano, Russia. 3.146 (100), 3.136 (72), 2...29 54.62 100.28 (1) Yadovitaya fumarole, Tolbachik Volcano, Kamchatka, Russia; average electron microprobe...sublimate at an active volcanic fumarole. Association: Euchlorine, langbeinite, hematite, tenorite, piypite...the Yadovitaya fumarole, Second scoria cone, Northern Breakthrough of the Great Tolbachik Fissure Eruption |  | | Report (issue) | | Cleavage: One poor direction. Tenacity: Brittle. Fracture: Uneven. Hardness = 3.5 D(meas.) = n.d. D(calc...Diffraction Pattern: Yadovitaya fumarole, Tolbachik volcano, Kamchatka, Russia. 2.691 (100), 3.416 (70)...01 . 99.95 100.00 (1) Yadovitaya fumarole, Tolbachik volcano, Kamchatka, Russia; average electron microprobe...- arsenates. Occurrence: A sublimate in active volcanic fumaroles. Association: Bradaczekite, lammerite...lammerite-β, borisenkoite, mcbirneyite, sanidine, hematite, tenorite, pseudolyonsite, lyonsite, starovaite |  | Pekov, Igor V., Shchipalkina, Nadezhda V., Zubkova, Natalia V., Gurzhiy, Vladislav V., Agakhanov, Atali A., Belakovskiy, Dmitry I., Chukanov, Nikita V., Lykova, Inna S., Vigasina, Marina F., Koshlyakova, Natalia N., Sidorov, Evgeny G., Giester, Gerald (2019) Alkali sulfates with aphthitalite-like structures from fumaroles of the Tolbachik Volcano, Kamchatka, Russia. I. Metathénardite, a natural high-temperature modification of Na2SO4. The Canadian Mineralogist, 57 (6) 885-901 doi:10.3749/canmin.1900050 | Journal (article/letter/editorial) | | STRUCTURES FROM FUMAROLES OF THE TOLBACHIK VOLCANO, KAMCHATKA, RUSSIA. I. METATHÉNARDITE, A NATURAL HIGH-TEMPERATURE...State University, Leninskie Gory, 119991 Moscow, Russia VLADISLAV V. GURZHIY Department of Crystallography...Universitetskaya Nab. 7/9, 199034 St. Petersburg, Russia ATALI A. AGAKHANOV AND DMITRY I. BELAKOVSKIY...Sciences, Leninskiy Prospekt 18-2, Moscow, 119071 Russia NIKITA V. CHUKANOV Institute of Problems of Chemical...Sciences, Chernogolovka, Moscow region, 142432 Russia INNA S. LYKOVA Canadian Museum of Nature, 240 |  | Pekov, Igor V., Zelenski, Michael E., Yapaskurt, Vasiliy O., Polekhovsky, Yury S., Murashko, M Ikhailn. (2013) Starovaite, KCu5O(VO4)3, a new mineral from fumarole sublimates of the Tolbachik volcano, Kamchatka, Russia. European Journal of Mineralogy, 25 (1) 91-96 doi:10.1127/0935-1221/2013/0025-2258 | Journal (article/letter/editorial) | | a new mineral from fumarole sublimates of the Tolbachik volcano, Kamchatka, Russia IGOR V. PEKOV1,*, MICHAEL...State University, Vorobievy Gory, 119991 Moscow, Russia *Corresponding author, e-mail: igorpekov@mail.ru...Osipyan St. 4, 142432 Chernogolovka, Moscow Oblast, Russia 3 Faculty of Geology, St Petersburg State University...University Embankment 7/9, 199034 St Petersburg, Russia 4 ZAO ‘‘Sistematicheskaya Mineralogiya’’, 11th...11th Liniya, 44–76, 199178 St Petersburg, Russia Abstract: The new mineral species starovaite, ideally KCu5O(VO4)3 |  | | Report (issue) | | to 0.5 mm. Physical Properties: Cleavage: None. Fracture: Uneven. Tenacity: Brittle. Hardness = 3.5-4 VHN...X-ray Powder Pattern: Yadovitaya fumarole, Tolbachik volcano, Kamchatka, Russia. 2.526 (100), 2.322 (98)... 38.01 . 100.00 (1) Yadovitaya fumarole, Tolbachik volcano, Kamchatka, Russia; average of 8 electron...Occurrence: In sublimates around a volcanic fumarole. Association: Lammerite, hematite, palmierite, tenorite, piypite...the Yadovitaya (poisonous) fumarole, Second scoria cone of the Northern Breach, Great Tolbachik Fissure |  | Pekov, I. V., Zubkova, N. V., Chernyshov, D. Yu., Zelenski, M. E., Yapaskurt, V. O., Pushcharovskii, D. Yu. (2013) A new Cu-rich variety of lyonsite from fumarolic sublimates of the Tolbachik volcano (Kamchatka, Russia) and its crystal structure. Doklady Earth Sciences, 448 (1) 112-116 doi:10.1134/s1028334x13010194 | Journal (article/letter/editorial) | | from Fumarolic Sublimates of the Tolbachik Volcano (Kamchatka, Russia) and Its Crystal Structure I. V...from fumarolic sublimates of the Tolbachik volcano 3+ (Kamchatka, Russia). The empirical formula is Cu4...1134/S1028334X13010194 Lyonsite was first discovered in the fumarole subli mates of the Izalco volcano, El Salvador...new material from the fumarole subli mates of the Tolbachik volcano (Kamchatka) showed that its Xray...remarkably different. The simplified formula of the Tolbachik mineral is Cu 4.5Fe 33+ (VO 4 )6 . This difference |  | | Journal (article/letter/editorial) | | University Embankment 7/9, 199034 St. Petersburg, Russia 2 Kola Science Center, Russian Academy of Sciences...Sciences, Apatity, Murmansk Region, 184200 Russia 3 Fersman Mineralogical Museum, Russian Academy of...Science, Leninskii Prospect, Bldg. 18, 117071 Moscow, Russia 4 Department of Mineral Deposits, St. Petersburg...University Embankment 7/9, 199034 St. Petersburg, Russia † Deceased * E-mail: o.siidra@spbu.ru This...found in a Yadovitaya fumarole of the Second scoria cone of the Great Fissure Tolbachik eruption, Kamchatka |  | | Report (issue) | | Properties: Cleavage: None. Tenacity: Brittle. Fracture: Uneven. Hardness = ~5 VHN = 432-531, 481 average...Diffraction Pattern: Arsenatnaya fumarole, Tolbachik Volcano, Kamchatka, Russia. 8.89 (100), 3.034 (77), 2...90 40.67 . 100.00 (1) Yadovitaya fumarole, Tolbachik Volcano, Kamchatka, Russia; average electron microprobe...Occurrence: A sublimate at an active volcanic fumarole. Association: Hematite, langbeinite, calciolangbeinite...the Yadovitaya fumarole, Second scoria cone, Northern Breakthrough of the Great Tolbachik Fissure Eruption |  | 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...associated with dolerophanite, euchlorine, tenorite, hematite, langbeinite, steklite, fedotovite, wulffite, anhydrite...anhydrite and anglesite. In the Yadovitaya fumarole, it is associated with euchlorine, chalcocyanite |  | 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 |  | | Report (issue) | | Properties: Cleavage: None. Tenacity: Brittle. Fracture: Uneven. Hardness = ~2 VHN = 54-56, 55 average...Diffraction Pattern: Yadovitaya fumarole, Tolbachik volcano, Far-Eastern Region, Russia. 2.522 (100), 5.596...2.42 100.00 (1) Yadovitaya fumarole, Tolbachik volcano, Far-Eastern Region, Russia; average electron...Cu8O2(VO4)3Cl3. Occurrence: A sublimate at an active volcanic fumarole. Association: Kamchatkite, euchlorine, langbeinite...tenorite, hematite, anhydrite. Distribution: At the Yadovitaya (‘Poisonous’) fumarole, Second scoria cone |  | | 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)...(holotype) and Yadovitaya fumaroles, and cesiodymite was found only in the Arsenatnaya fumarole. The name...Cs-K-ordered analog of cryptochalcite. In the Arsenatnaya fumarole, cryptochalcite and cesiodymite belong to the |  | Pekov, Igor V., Zubkova, Natalia V., Yapaskurt, Vasiliy O., Polekhovsky, Yury S., Vigasina, Marina F., Belakovskiy, Dmitry I., Britvin, Sergey N., Sidorov, Evgeny G., Pushcharovsky, Dmitry Y. (2016) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. VI. Melanarsite, K3Cu7Fe3+O4(AsO4)4. Mineralogical Magazine, 80 (5) 855-867 doi:10.1180/minmag.2016.080.027 | Journal (article/letter/editorial) | | minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. VI. Melanarsite, K3Cu7Fe3+O4(AsO4)4...Moscow, Russia St Petersburg State University, Universitetskaya Nab. 7/9, 199034 St Petersburg, Russia Fersman...Sciences, Leninsky Prospekt 18-2, 119071 Moscow, Russia Nanomaterials Research Center, Kola Science Center...Academy of Sciences, Fersman Str. 18, 184209 Apatity, Russia Institute of Volcanology and Seismology, Far Eastern...Piip Boulevard 9, 683006 Petropavlovsk-Kamchatsky, Russia [Received 31 May 2015; Accepted 28 August 2015; |
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