 | | Journal (article/letter/editorial) | | that accommodate many different elements in their complex zeolite-like structure. In addition to Si, Na,...Mineral Empirical Formula */IMA Formula Ref. Voronkovite (Na13.96 Sr0.54 K0.19 )Σ14.69 (Na1.64 Ca0.92... Taseqite R3m Na Na Na Sr Na Zr Ca Voronkovite R3 Na Na Na Na Na Zr Na Zirsilite-(Ce)...the EGM (oneillite, raslakite, sergevanite, voronkovite, and their varieties) the Ca/(Ca + Mn + REE)...symmetry reducing like in oneillite, raslakite, and voronkovite) has not been observed. In holotype kentbrooksite |  | Panikorovskii, Taras L., Mikhailova, Julia A., Pakhomovsky, Yakov A., Bazai, Ayya V., Aksenov, Sergey M., Kalashnikov, Andrey O., Krivovichev, Sergey V. (2021) Zr-Rich Eudialyte from the Lovozero Peralkaline Massif, Kola Peninsula, Russia. Minerals, 11 (9) 982 doi:10.3390/min11090982 | Journal (article/letter/editorial) | | (alluaivite, dualite, ikranite, sergevanite, voronkovite), and it seems likely that more new species are...(Kola Peninsula, Russia) [17], Ilimaussaq (South Greenland) [18], Mont SaintLovozero massif (alluaivite,... dualite, ikranite, sergevanite, voronkovite), and it seems Hilaire (Canada) andareNorra Kärr (Sweden)[11–14]...Peninsula, Russia)but [17],the Ilimaussaq (South Greenland) [18], Mont easily decomposable in acids, formation...40–12.07; 2.00–3.30 for North Qôroq centre, South Greenland; 10.35–11.48; 0.39–10.15 known about the Zr-rich |  | Rastsvetaeva, Ramiza K., Chukanov, Nikita V., Pekov, Igor V., Schäfer, Christof, Van, Konstantin V. (2020) New Data on the Isomorphism in Eudialyte-Group Minerals. 1. Crystal Chemistry of Eudialyte-Group Members with Na Incorporated into the Framework as a Marker of Hyperagpaitic Conditions. Minerals, 10 (7) 587 doi:10.3390/min10070587 | Journal (article/letter/editorial) | | peralkaline rock; Lovozero alkaline complex; Ilímaussaq alkaline complex 1. Introduction Eudialyte, ideally...two hundred years ago in the Ilímaussaq alkaline complex, South Greenland [1], and later, numerous other...the Lovozero alkaline complex, Kola Peninsula, Russia, and in the Ilímaussaq complex. The crystal structures...] M1 Ca M2 Fe3+ Z Zr M3,M4 [2Si] 9 6 6 2 3 Voronkovite N1-N5 Na M1 [(Na,Ca,Ce) (Mn,Ca) ] M2 Fe2+ Z...originates from the Kvanefjeld area, Ilímaussaq alkaline complex. It comprises brownish yellow grains |  | Mikhailova, Julia A., Pakhomovsky, Yakov A., Panikorovskii, Taras L., Bazai, Ayya V., Yakovenchuk, Victor N. (2020) Eudialyte Group Minerals from the Lovozero Alkaline Massif, Russia: Occurrence, Chemical Composition, and Petrogenetic Significance. Minerals, 10 (12) 1070 doi:10.3390/min10121070 | Journal (article/letter/editorial) | | body. The lower part of the massif (the Layered complex) is composed of regularly repeating rhythms: melanocratic...(urtite). The upper part of the massif (the Eudialyte complex) is indistinctly layered, and lujavrite enriched...modal content of EGM in the foyaite of the Layered complex and to the appearance of primary minerals of the...lovozerite group in the foyaite of the Eudialyte complex. Keywords: eudialyte-group minerals; Lovozero Alkaline...samples from the Ilimaussaq alkaline massif in Greenland [1]. Yet, even now this mineral, more precisely |
|
