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

Pekov, Igor V., Zubkova, Natalia V., Agakhanov, Atali A., Belakovskiy, Dmitry I., Vigasina, Marina F., Yapaskurt, Vasiliy O., Sidorov, Evgeny G., Britvin, Sergey N., Pushcharovsky, Dmitry Y. (2019) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. IX. Arsenatrotitanite, NaTiO(AsO₄) Mineralogical Magazine, 83 (3) 453-458 doi:10.1180/mgm.2018.134

Bulakh, M.O., Pekov, I.V., Koshlyakova, N.N., Sidorov, E.G. (2021): Ludwigite and yuanfuliite from fumarolic exhalations of the Tolbachik volcano (Kamchatka, Russia). Zapiski RMO (Proceedings of the Russian Mineralogical Society): 150: 67-87.

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

Bulakh, M. O., Pekov, I. V., Koshlyakova, N. N., Sidorov, E. G. (2022) Ludwigite and Yuanfuliite from Fumarolic Exhalations of the Tolbachik Volcano, Kamchatka, Russia. Geology of Ore Deposits, 64 (8) 607-621 doi:10.1134/s1075701522080037

Pekov, Igor V.; Zubkova, Natalia V.; Koshlyakova, Natalia N.; Belakovskiy, Dmitry I.; Vigasina, Marina F.; Agakhanov, Atali A.; Britvin, Sergey N.; Turchkova, Anna G.; Sidorov, Evgeny G.; Zhegunov, Pavel S.; et al. (2025) Achyrophanite, (K,Na)3(Fe3+,Ti,Al,Mg)5O2(AsO4)5, a New Mineral with the Novel Structure Type from Fumarolic Exhalations of the Tolbachik Volcano, Kamchatka, Russia. Minerals, 15 (7). doi:10.3390/min15070706

Bulakh, M. O; Britvin, S. N; Zubkova, N. V; Yapaskurt, V. O; Agakhanov, A. A; Anikin, L. P; Pekov, I. V (2025) Fredrikssonite from Fumarolic Exhalations of the Tolbachik Volcano (Kamchatka, Russia), its Crystal Structure and Chemical-Genetic Features. Zapiski of the Russian Mineralogical Society, CLIV (3). 56-72

Reference Search (possible matching items)

👁 Image	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 3 Institute of Volcanology and Seismology, Far...Piip Bulevard 9, 683006 Petropavlovsk-Kamchatsky, Russia 2 [Received 6 February 2014; Accepted 13 March...of the Arsenatnaya fumarole at the Second scoria cone of the Northern Breakthrough of the Great Tolbachik
👁 Image	Pekov, Igor V., Zubkova, Natalia V., Agakhanov, Atali A., Belakovskiy, Dmitry I., Vigasina, Marina F., Yapaskurt, Vasiliy O., Sidorov, Evgeny G., Britvin, Sergey N., Pushcharovsky, Dmitry Y. (2019) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. IX. Arsenatrotitanite, NaTiO(AsO₄) Mineralogical Magazine, 83 (3) 453-458 doi:10.1180/mgm.2018.134	Journal (article/letter/editorial)
	arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. IX. Arsenatrotitanite...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: Arsenatrotitanite
👁 Image	Pekov, Igor V., Zubkova, Natalia V., Pautov, Leonid A., Yapaskurt, Vasiliy O., Chukanov, Nikita V., Lykova, Inna S., Britvin, Sergey N., Sidorov, Evgeny G., Pushcharovsky, Dmitry Yu. (2015) Chubarovite, KZn₂(BO₃)Cl₂, a new mineral species from the Tolbachik volcano, Kamchatka, Russia. The Canadian Mineralogist, 53 (2) 273-284 doi:10.3749/canmin.1400080	Journal (article/letter/editorial)
	A NEW MINERAL SPECIES FROM THE TOLBACHIK VOLCANO, KAMCHATKA, RUSSIA IGOR V. PEKOV§ AND NATALIA V. ZUBKOVA...State University, Leninskie Gory, 119991 Moscow, Russia LEONID A. PAUTOV Fersman Mineralogical Museum...Sciences, Leninskiy Prospekt 18-2, Moscow, 119071 Russia VASILIY O. YAPASKURT Faculty of Geology, Moscow...State University, Leninskie Gory, 119991 Moscow, Russia NIKITA V. CHUKANOV Institute of Problems of Chemical...Chemical Physics, 142432 Chernogolovka, Moscow Oblast, Russia INNA S. LYKOVA Faculty of Geology, Moscow State
👁 Image	Pekov, Igor V., Lykova, Inna S., Agakhanov, Atali A., Belakovskiy, Dmitry I., Vigasina, Marina F., Britvin, Sergey N., Turchkova, Anna G., Sidorov, Evgeny G., Scheidl, Katharina S. (2019) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. XII. Zubkovaite, Ca₃Cu₃(AsO₄)₄. Mineralogical Magazine, 83 (6) 879-886 doi:10.1180/mgm.2019.33	Journal (article/letter/editorial)
	arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. XII. Zubkovaite, Ca3Cu3(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 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
👁 Image	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
👁 Image	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
👁 Image	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 4 Institute of Volcanology and Seismology, Far...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
👁 Image	Pekov, Igor V., Zubkova, Natalia V., Yapaskurt, Vasiliy O., Belakovskiy, Dmitry I., Vigasina, Marina F., Sidorov, Evgeny G., Pushcharovsky, Dmitry Yu. (2015) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. III. Popovite, Cu₅O₂(AsO₄)₂. Mineralogical Magazine, 79 (1) 133-143 doi:10.1180/minmag.2015.079.1.11	Journal (article/letter/editorial)
	arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. III. Popovite, Cu5O2(AsO4)2...State University, Vorobievy Gory, 119991 Moscow, Russia Fersman Mineralogical Museum of the Russian Academy...Sciences, Leninsky Prospekt 18-2, 119071 Moscow, Russia 3 Institute of Volcanology and Seismology, Far...Piip Bulevard 9, 683006 Petropavlovsk-Kamchatsky, Russia 2 [Received 22 May 2014; Accepted 10 July 2014;...of the Arsenatnaya fumarole at the Second scoria cone of the Northern Breakthrough of the Great Tolbachik
👁 Image	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)
	arsenate 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 3 Fersman...Sciences, Leninsky Prospekt 18-2, 119071 Moscow, Russia 4 Nanomaterials Research Center, Kola Science Center...Academy of Sciences, Fersman Str. 18, 184209 Apatity, Russia 5 Institute of Volcanology and Seismology, Far...Piip Boulevard 9, 683006 Petropavlovsk-Kamchatsky, Russia 2 [Received 31 May 2015; Accepted 28 August 2015;
👁 Image	Pekov, Igor V., Zubkova, Natalia V., Koshlyakova, Natalia N., Agakhanov, Atali A., Belakovskiy, Dmitry I., Vigasina, Marina F., Yapaskurt, Vasiliy O., Britvin, Sergey N., Turchkova, Anna G., Sidorov, Evgeny G., Pushcharovsky, Dmitry Y. (2020) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. XIII. Pansnerite, K₃Na₃Fe³⁺₆(AsO₄)₈. Mineralogical Magazine, 84 (1) 143-151 doi:10.1180/mgm.2019.48	Journal (article/letter/editorial)
	arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. XIII. Pansnerite, K3Na3Fe3+6(AsO4)8...State University, Vorobievy Gory, 119991 Moscow, Russia 2 Fersman Mineralogical Museum of the Russian...Sciences, Leninsky Prospekt 18-2, 119071 Moscow, Russia 3 Dept. of Crystallography, St Petersburg State...University Embankment 7/9, 199034 St Petersburg, Russia 4 Institute of Volcanology and Seismology, Far...Piip Boulevard 9, 683006 Petropavlovsk-Kamchatsky, Russia *E-mail: igorpekov@mail.ru Running title: Pansnerite
👁 Image	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 3 Institute of Volcanology and Seismology, Far...Piip Boulevard 9, 683006 Petropavlovsk-Kamchatsky, Russia 2 [Received 15 March 2016; Accepted 9 September...of the Arsenatnaya fumarole at the Second scoria cone of the Northern Breakthrough of the Great Tolbachik
👁 Image	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
👁 Image	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
👁 Image	*(2016) Chubarovite. Handbook of Mineralogy. Mineralogical Society of America*	Report (issue)
	Physical Properties: Cleavage: Perfect on {0001}. Fracture: Laminated. nonelastic. Hardness = ~ 2 D(meas...X-ray Powder Pattern: Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. 8.79 (100), 4.074 (91)...23.67 5.34 100.00 (1) Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia; average of 4 electron...Occurrence: Formed as sublimates on basaltic scoria around active volcanic fumaroles. Association: Fluoborite,...hematite, tenorite (Arsenatnaya fumarole, Second scoria cone); sellaite, fluorite, anhydrite, halite, cotunnite
👁 Image	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
👁 Image	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
👁 Image	*(2016) Popovite. Handbook of Mineralogy. Mineralogical Society of America*	Report (issue)
	0.2 mm. Physical Properties: Cleavage: None. Fracture: Uneven. Hardness = ~ 3.5 D(meas.) = n.d. D(calc...X-ray Powder Pattern: Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. 2.927 (100), 2.968 (90)...38 36.62 . 100.00 (1) Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia; average of 5 electron...Formed as sublimates on basaltic scoria around an active volcanic fumarole. Association: Ericlaxmanite, kozyrevskite...aphthitalite, anhydrite, langbeinite, calciolangbeinite, As-bearing orthoclase, anhydrite, langbeinite
👁 Image	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 Fersman...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
👁 Image	*(2022) Calciojohillerite. Handbook of Mineralogy. Mineralogical Society of America*	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...variety), fluorophlogopite, fluoborite, tilasite, anhydrite, pseudobrookite, rutile, sylvite, halite, lammerite
👁 Image	*(2022) Paraberzeliite. Handbook of Mineralogy. Mineralogical Society of America*	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...Occurrence: A sublimate at an active volcanic fumarole. Association: Anhydrite, diopside, hematite, svabite,...svabite, fluorophlogopite, sanidine, cassiterite, anhydrite, metathénardite, belomarinaite (zone two). Distribution
👁 Image	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
👁 Image	*(2022) Alumoedtollite. Handbook of Mineralogy. Mineralogical Society of America*	Report (issue)
	Properties: Cleavage: None. Tenacity: Brittle. Fracture: Uneven. D(meas.) = n.d. D(calc.) = 4.280 Hardness...X-Ray Diffraction Pattern: Arsenatnaya fumarole, Tolbachik Volcano, Russia. 3.418 (100), 8.78 (81), 7...93 44.48 100.00 (1) Arsenatnaya fumarole, Tolbachik Volcano, Kamchatka, Russia; average electron microprobe...Occurrence: A sublimate on basaltic scoria at an active volcanic fumarole. Association: Sylvite, halite, tenorite...hematite, anhydrite. Distribution: From the Arsenatnaya fumarole, Second scoria cone, Northern Breakthrough
👁 Image	*Belakovskiy, Dmitriy I.; Cámara, Fernando; Uvarova, Yulia (2019) New Mineral Names. American Mineralogist, 104 (12). 1866-1871 doi:10.2138/am-2019-nmn1041219*	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
👁 Image	*(2016) Shuvalovite. Handbook of Mineralogy. Mineralogical Society of America*	Report (issue)
	Cleavage: None. Hardness = ~ 3 D(meas.) = n.d. Fracture: Uneven. D(calc.) = 2.641 Tenacity: Brittle....X-ray Powder Pattern: Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. 3.281 (100), 3.144 (84)...3.89 1.64 100.00 (1) Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia; average of 22 electron...K2(Ca2Na)(SO4)3F. Occurrence: As crusts on scoria around a volcanic fumarole, probably through gas-rock interaction...aphthitalite, anhydrite, lammerite, johillerite, tilasite. Distribution: From the Arsenatnaya fumarole, Second
👁 Image	*(2022) Anatolyite. Handbook of Mineralogy. Mineralogical Society of America*	Report (issue)
	Properties: Cleavage: None. Tenacity: Brittle. Fracture: Uneven. Hardness = ~4.5 D(meas.) = n.d. D(calc...X-Ray Diffraction Pattern: Arsenatnaya fumarole, Tolbachik Volcano, Russia. 2.827 (100), 7.21 (33), 3.... 101.34 100.00 (1) Arsenatnaya fumarole, Tolbachik Volcano, Kamchatka, Russia; average electron microprobe...)6. Occurrence: A sublimate at an active volcanic fumarole. Association: Potassic feldspar, hematite... sylvite, halite, aphthitalite, langbeinite, anhydrite, wulffite, krasheninnikovite, fluoborite, pseudobrookite

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⇱ Anhydrite from Arsenatnaya fumarole, Second scoria cone, Northern Breakthrough (North Breach), Great Fissure eruption (Main Fracture), Tolbachik Volcanic field, Milkovsky District, Kamchatka Krai, Russia

Anhydrite from
Arsenatnaya fumarole, Second scoria cone, Northern Breakthrough (North Breach), Great Fissure eruption (Main Fracture), Tolbachik Volcanic field, Milkovsky District, Kamchatka Krai, Russia