👁 Image
| | Report (issue) | | (K2Pb)Cu4O2(SO4)4
Eleomelanite
Crystal Data: Monoclinic. Point Group: 2/m. As interrupted crusts of...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 | 👁 Image
| 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 | 👁 Image
| 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
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
Abstract: Two new isotypic minerals cryptochalcite...found in fumarole
sublimates at the Second scoria cone of the Northern Breakthrough of the Great Tolbachik | 👁 Image
| | Journal (article/letter/editorial) | | 2015–089
Verbierite
BeCr3+
2 TiO6
Savoleyres, north of Verbier, Wallis, Switzerland
(46°06’11.16”N,...Tenorite) fumarole, Second scoria cone of the Northern
Breakthrough of the Great Tolbachik Fissure
Eruption...Eruption, Tolbachik volcano, Kamchatka
Peninsula, Far-Eastern Region, Russia (55°
41’N, 160°14’E, 1200 m asl)...Museum of the Russian
Academy of Sciences, Moscow, Russia, registration number 4771/1
How to cite: Pekov...Museum of the Russian
Academy of Sciences, Moscow, Russia, catalogue no. 59783
How to cite: Panikorovskii | 👁 Image
| | 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
| | 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...langbeinite, aphthitalite, piypite, klyuchevskite, eleomelanite,
anhydrite, dravertite, krasheninnikovite, calciolangbeinite | 👁 Image
| | 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...langbeinite, aphthitalite, piypite, klyuchevskite, eleomelanite, anhydrite,
dravertite, krasheninnikovite, calciolangbeinite | 👁 Image
| | Journal (article/letter/editorial) | | St. Petersburg State University,
St. Petersburg, Russia; b Nanomaterials Research Centre, Kola Science...Russian Academy of
Sciences, Murmansk Region, Russia
(Received 13 June 2016; accepted 31 July 2016)...not that simple as it may look from outside the field, and various methods and concepts have been devised...level. In this review, I shall
try to overview the field of structure description and interpretation in structural...[5] for the historical notes on the issue)). The second (electrostatic valence) rule gave rise to the concept |
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