| | Report (issue) | Koryakite NaKMg2Al2(SO4)6 Crystal Data: Hexagonal. Point Group: 3 . As prismatic crystals to ~300...Properties: Cleavage: None. Tenacity: Brittle. Fracture: Uneven. D(meas.) = n.d. D(calc.) = 2.892 Hardness...Diffraction Pattern: Yadovitaya fumarole, Tolbachik volcano, Kamchatka, Russia. 2.763 (100), 3.585 (55)...76 64.83 . 100.00 (1) Yadovitaya fumarole, Tolbachik volcano, Kamchatka, Russia; average electron microprobe...active volcanic fumarole. Association: Euchlorine, langbeinite. Distribution: From the Yadovitaya (‘Poisonous’) | | Siidra, Oleg I., Nazarchuk, Evgeny V., Zaitsev, Anatoly N., Shilovskikh, Vladimir V. (2020) Majzlanite, K2Na(ZnNa)Ca(SO4)4, a new anhydrous sulfate mineral with complex cation substitutions from Tolbachik volcano. Mineralogical Magazine, 84 (1) 153-158 doi:10.1180/mgm.2019.68 | Journal (article/letter/editorial) | mineral with complex cation substitutions from Tolbachik volcano. Oleg I. Siidra1,2,*, Evgeny V. Nazarchuk1...University Embankment 7/9, 199034 St. Petersburg, Russia 2 Kola Science Center, Russian Academy of Sciences...Sciences, Apatity, Murmansk Region, 184200 Russia 3 Department of Mineralogy, St. Petersburg State University...University Embankment 7/9, 199034 St. Petersburg, Russia 4 Geomodel Centre, St. Petersburg State University...University Embankment 7/9, 199034 St. Petersburg, Russia * E-mail: o.siidra@spbu.ru This is a 'preproof' |
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