 | Wu, Fu-Yuan, Arzamastsev, Andrei A., Mitchell, Roger H., Li, Qiu-Li, Sun, Jing, Yang, Yue-Heng, Wang, Ru-Cheng (2013) Emplacement age and Sr–Nd isotopic compositions of the Afrikanda alkaline ultramafic complex, Kola Peninsula, Russia. Chemical Geology, 353. 210-229 doi:10.1016/j.chemgeo.2012.09.027 | Journal (article/letter/editorial) | | compositions of the Afrikanda alkaline ultramafic complex, Kola Peninsula, Russia Fu-Yuan Wu a,⁎, Andrei... Russian Academy of Sciences, Apatity, 184209, Russia Department of Geology, Lakehead University, Ontario...Nd–Sr isotopes Perovskite Titanite Apatite Afrikanda complex a b s t r a c t The Kola Peninsula is characterized...unresolved. In this study, rocks from the Afrikanda complex (pyroxenite, ijolite, melteigite, carbonatite...ages are 377± 6 (pyroxenite), 379± 5 to 385± 5 (calcite-bearing perovskite ore) and 376± 5 (ijolite–melteigite) |  | | Journal (article/letter/editorial) | | (2002) CALCITE – AMPHIBOLE – CLINOPYROXENE ROCK FROM THE AFRIKANDA COMPLEX, KOLA PENINSULA, RUSSIA: MINERALOGY...and carbonatites from the Afrikanda complex, in the Kola Peninsula, Russia, contain a number of oxysalt...oxysalt minerals, including major calcite (15–95 vol.%), subordinate hydroxylapatite, ancylite-(Ce), calcioancylite-(Ce)...differing in the mode of occurrence of calcite are distinguished: (1) calcite – magnesiohastingsite – diopside...titanite, and (3) calcite carbonatite. Cathodoluminescence studies document a complex evolutionary history |  | | Journal (article/letter/editorial) | | (2002) CALCITE – AMPHIBOLE – CLINOPYROXENE ROCK FROM THE AFRIKANDA COMPLEX, KOLA PENINSULA, RUSSIA: MINERALOGY...University Emb., St. Petersburg 199034, Russia ABSTRACT A calcite – amphibole – clinopyroxene rock (CAPR)...cumulate ultramafic series of the Afrikanda complex, Kola Peninsula, Russia. The rock is composed of major...major amounts of diopside, amphibole, calcite, titanite, perovskite, magnetite and chlorite. Apart from xenocrysts...zeolites, carbonatite, Afrikanda, Kola Peninsula, Russia. SOMMAIRE Une roche à calcite – amphibole – clinopyroxene |  | Potter, Naomi J., Ferguson, Matthew R. M., Kamenetsky, Vadim S., Chakhmouradian, Anton R., Sharygin, Victor V., Thompson, Jay M., Goemann, Karsten (2018) Textural evolution of perovskite in the Afrikanda alkaline–ultramafic complex, Kola Peninsula, Russia. Contributions to Mineralogy and Petrology, 173 (12) doi:10.1007/s00410-018-1531-9 | Journal (article/letter/editorial) | | of perovskite in the Afrikanda alkaline–ultramafic complex, Kola Peninsula, Russia Naomi J. Potter1 · Matthew...silicocarbonatites in the Afrikanda alkaline–ultramafic complex (Kola Peninsula, NW Russia). Across these lithologies...of characteristic features identified in the Afrikanda perovskite (equigranular crystal mosaics, interlocked...Coalescence · Recrystallization · Perovskite · Afrikanda · U–Pb ages · Electron backscatter diffraction...630090, Russia 4 Novosibirsk State University, Ul. Pirogova 2, Novosibirsk 630090, Russia 5 Central |  | | Journal (article/letter/editorial) | | 1529–1559 Rare Earth Deposits of the Murmansk Region, Russia—A Review A. O. Kalashnikov,1,† N. G. Konopleva...KSC RAS), 14 Fersman Street, Apatity, Murmansk Region, Russia 184209 2 Nanomaterials Research Centre...KSC RAS), 14 Fersman Street, Apatity, Murmansk Region, Russia 184209 Abstract This paper reviews the...(REE) deposits and occurrences in the Murmansk Region, northwest Russia. The region has one of the largest...Nb mining at Lovozero, and Fe and Ti mining at Afrikanda. The Keivy block has potential for heavy REE exploitation |  | Chakhmouradian, A. R., Cooper, M. A., Medici, L., Hawthorne, F. C., Adar, F. (2008) FLUORINE-RICH HIBSCHITE FROM SILICOCARBONATITE, AFRIKANDA COMPLEX, RUSSIA: CRYSTAL CHEMISTRY AND CONDITIONS OF CRYSTALLIZATION. The Canadian Mineralogist, 46 (4) 1033-1042 doi:10.3749/canmin.46.4.1033 | Journal (article/letter/editorial) | | FLUORINE-RICH HIBSCHITE FROM SILICOCARBONATITE, AFRIKANDA COMPLEX, RUSSIA: CRYSTAL CHEMISTRY AND CONDITIONS OF CRYSTALLIZATION...A. Abstract Calcite – amphibole – diopside silicocarbonatite from the Afrikanda complex, in the Kola...Kola Peninsula, northwestern Russia, contains abundant crystals of F-rich hibschite associated with titanite...titanite, chlorite, calciocatapleiite and calcite. The crystals range from 10 to 50 mm across and consist...described to date. The compositional variation of the Afrikanda hibschite can be described by the formula Grs |  | Potter, N. J., Kamenetsky, V. S., Chakhmouradian, A. R., Kamenetsky, M. B., Goemann, K., Rodemann, T. (2020) Polymineralic inclusions in oxide minerals of the Afrikanda alkaline-ultramafic complex: Implications for the evolution of perovskite mineralisation. Contributions to Mineralogy and Petrology, 175 (3) doi:10.1007/s00410-020-1654-7 | Journal (article/letter/editorial) | | inclusions in oxide minerals of the Afrikanda alkaline‑ultramafic complex: Implications for the evolution...perovskite in the alkaline-ultramafic Afrikanda complex (Kola Peninsula, Russia) led to the study of polymineralic...· Polymineralic · Sintering · Ore deposits · Afrikanda Introduction Oxide deposits are important sources...Experimental Mineralogy RAS, Chernogolovka 142432, Russia 3 Department of Geological Sciences, University...southeastern Brazil (Brod 1999), and Afrikanda in northwestern Russia (Afanasyev 2011), have been the focus |  | Bulakh, Andrei G., Nesterov, Alexander R., Williams, C. Terry (2006) Zirconolite, CaZrTi2O7, re-examined from its type locality at Afrikanda, Kola Peninsula, Russia and some Synroc implications. Neues Jahrbuch für Mineralogie - Abhandlungen, 182 (2) 109-121 doi:10.1127/0077-7757/2006/0034 | Journal (article/letter/editorial) | | re-examined from its type locality at Afrikanda, Kola Peninsula, Russia and some Synroc implications Andrei...al. (1956) from type locality at Afrikanda, Kola Peninsula, Russia, consists of a core of calzirtite...Key words: zirconolite, zirkelite, Afrikanda, Kola Peninsula, Russia, calzirtite, baddeleyite, Synroc.... (1956) from the Afrikanda magmatic complex at Kola Peninsula, Russia. The complex is of Devonian age...containing the assemblage calcite-hastingsite-diopside. The geology of the Afrikanda complex and the setting of |  | Chakhmouradian, A. R., Cooper, M. A., Medici, L., Abdu, Y. A., Shelukhina, Y. S. (2015) Anzaite-(Ce), a new rare-earth mineral and structure type from the Afrikanda silicocarbonatite, Kola Peninsula, Russia. Mineralogical Magazine, 79 (5) 1231-1244 doi:10.1180/minmag.2015.079.5.17 | Journal (article/letter/editorial) | | structure type from the Afrikanda silicocarbonatite, Kola Peninsula, Russia A.R. CHAKHMOURADIAN1,*, M...Petersburg State University, St Petersburg, 199034, Russia [Received 17 September 2014; Accepted 15 February...Ce3+ 4 Fe Ti6O18(OH)2, is a new, structurally complex mineral occurring as scarce minute crystals in...silicocarbonatites in the Afrikanda alkali-ultramafic complex of the Kola Peninsula, Russia. The mineral is a...associated with titanite, hibschite, clinochlore and calcite replacing the primary magmatic paragenesis. The |  | | Journal (issue) | | 00 Minerals of the Afrikanda AlkalineUltrabasic Complex, Kola Peninsula, Russia Igor V. Pekov & Anna...Mineralogy, Moscow State University Moscow, Russia Afrikanda is a small (7 km 2) alkaline-ultrabasic intrusion...the Kola Peninsula (Russia), about 40 km south-west of famous Khibiny alkaline complex. It is a Caledonian...Caledonian circular complex consisting of olivinites, pyroxenites (including their nepheline- and feldspar-bearing...pegmatitic and pegmatoid rocks, calcite-amphibole-pyroxene and calcite-perovskitemagnetite-pyroxene rocks |  | | Journal (article/letter/editorial) | | (Al-, Fe-, Nb-, and Zr-rich) titanite from Afrikanda, Russia ANTON R. CHAKHMOURADIAN* Department of Geological...silicocarbonatite from the Afrikanda alkaline-ultramafic complex, Kola Peninsula, Russia. In addition to large...and garnets). The microcrysts commonly exhibit complex zoning patterns that represent a combination of...of silicocarbonatite at Afrikanda in the Kola Peninsula, northwestern Russia. Some of these varieties...of the occurrence and crystal chemistry of the Afrikanda titanite is provided below. Because the Zr-rich |  | Salnikova, Ekaterina B., Chakhmouradian, Anton R., Stifeeva, Maria V., Reguir, Ekaterina P., Kotov, Alexander B., Gritsenko, Yulia D., Nikiforov, Anatoly V. (2019) Calcic garnets as a geochronological and petrogenetic tool applicable to a wide variety of rocks. Lithos, 338. 141-154 doi:10.1016/j.lithos.2019.03.032 | Journal (article/letter/editorial) | | and Odikhincha in Siberia, Russia; Afrikanda in the Kola Peninsula, Russia) obtained using isotope-dilution...recently is calcic garnets, which represent a complex series of solid solutions, dominated by andradite...Neoarchean material from the Cinder SC Lake complex in Manitoba, Canada (Chakhmouradian et al., 2015)...Precambrian Geology and Geochronology (St. Petersburg, Russia) using a AC C Triton TI multi-collector mass-spectrometer...Cinder Lake The Cinder Lake alkaline intrusive complex (eastern Manitoba, Canada) is located in the central |  | Zaitsev, Anatoly N., Terry Williams, C., Jeffries, Teresa E., Strekopytov, Stanislav, Moutte, Jacques, Ivashchenkova, Olga V., Spratt, John, Petrov, Sergey V., Wall, Frances, Seltmann, Reimar, Borozdin, Alexey P. (2014) Rare earth elements in phoscorites and carbonatites of the Devonian Kola Alkaline Province, Russia: Examples from Kovdor, Khibina, Vuoriyarvi and Turiy Mys complexes. Ore Geology Reviews, 61. 204-225 doi:10.1016/j.oregeorev.2014.02.002 | Journal (article/letter/editorial) | | carbonatites of the Devonian Kola Alkaline Province, Russia: Examples from Kovdor, Khibina, Vuoriyarvi and...University, University Emb. 7/9, St. Petersburg, 199034, Russia Department of Earth Sciences, Natural History Museum...University, University Emb. 7/9, St. Petersburg, 199034, Russia e Camborne School of Mines, University of Exeter...types are recognized at Kola, including abundant calcite carbonatites (early- and late-stage), with subordinate...distributed among the major minerals including calcite (up to 490 ppm), apatite (up to 4400 ppm in Kovdor |  | Wu, Fu-Yuan, Yang, Yue-Heng, Mitchell, Roger H., Bellatreccia, Fabio, Li, Qiu-Li, Zhao, Zi-Fu (2010) In situ U–Pb and Nd–Hf–(Sr) isotopic investigations of zirconolite and calzirtite. Chemical Geology, 277 (1) 178-195 doi:10.1016/j.chemgeo.2010.08.007 | Journal (article/letter/editorial) | | Prairie Lake (Canada), Afrikanda and Kovdor (Kola, Russia), Guli (Siberia, Russia) and Jacupiranga (Brazil)...calzirtite NW-1; (e) Afrikanda calzirtite Afrk-1 and zirconolite; (f) Afrikanda zirconolite Afrk-2; (g)...Jacupiranga zirconolite ZJ. Bad = baddeleyite; Cc = calcite; Clz = calzirtite; Zrn = zirconolite. F.-Y. Wu... apatite and magnetite. Baddeleyite from this complex has been widely used as standards for U–Pb and...analyses (Wu et al., 2006; Heaman, 2009). The complex consists mainly of pyroxenite, syenite, carbonatite |  | Salnikova, E. B., Stifeeva, M. V., Chakhmouradian, A. R., Glebovitsky, V. A., Reguir, E. P. (2018) The U–Pb System in Schorlomite from Calcite–Amphobole–Pyroxene Pegmatite of the Afrikanda Complex (Kola Peninsula) Doklady Earth Sciences, 478 (2) 148-151 doi:10.1134/s1028334x18020083 | Journal (article/letter/editorial) | | in Schorlomite from Calcite–Amphobole–Pyroxene Pegmatite of the Afrikanda Complex (Kola Peninsula) E....shorlomite from igneous rocks of the alkali–ultramafic Afrikanda massif (Kola Peninsula) was performed. The results...Russian Academy of Sciences, St. Petersburg, 199034 Russia b University of Manitoba, Winnipeg, Canada *e-mail:...alkaline–ultramafic Afrikanda Massif, which comprises a perovskite deposit. The Afrikanda Massif, located...ijolites, and nepheline syenites. A large body of calcite–amphibole–pyroxene pegmatite and numerous dikes |  | | Journal (article/letter/editorial) | | discussed using the Kola Alkaline Province (NW Russia and Finland) as an example. The bulk of incompatible...cate-rich rocks of carbonatitic affinity) are complex oxide minerals belonging to the perovskite and...1984) and Zr (e.g., Kovdor baddeleyite deposit in Russia: Ivanyuk et al., 2002; Krasnova et al., 2004)....ZrO2 in perovskite from Gornoozerskiy (Ozernyi) complex, Siberia, but these data were not confirmed by...lueshite. e A single analysis of loparite-(Ce) from Afrikanda, Kola, gave 1.6 wt.% Ta2O5 at 0.8 wt.% Nb2O5, |  | | Journal (article/letter/editorial) | | DOI 10.1007/s00710-015-0390-6 ORIGINAL PAPER Calcite and dolomite in intrusive carbonatites. I. Textural...(micro)textural characteristics of carbonatitic calcite and dolomite in the context of magma evolution...Petersburg State University, St. Petersburg 199034, Russia 3 Department of Earth Sciences, Natural History... Chakhmouradian et al. Table 1 Composition of calcite and dolomite from carbonatites: selected data from...70 58.35 Formulae (calculated to one cation for calcite and two cations for dolomite) Mg 0.064 0.107 0 |  | | Journal (article/letter/editorial) | | Fluorine-rich hibschite from silicocarbonatite, Afrikanda complex, Russia: crystal chemistry and conditions of crystallization...in a calcite-amphibolediopside silicocarbonatite from the Afrikanda Complex, Kola Peninsula, Russia. The...include titanite, chlorite calciocatapleiite and calcite. Chemical composition was determined by wDS using...of Anomaly Lake in the Prairie Lake intrusive complex. The rock in which the marianoite was discovered...approximately 1 vol% of the rock) in a mesostasis of calcite. Marianoite crystallized early in the history of |  | | Journal (article/letter/editorial) | | leaching leads to replacement of kassite by anatase + calcite, which are also commonly observed as direct products...technique to identify submicroscopic anatase– calcite intergrowths that can be easily mistaken for kassite...late-stage hydrothermal paragenesis at Afrikanda in the Kola Peninsula, Russia (Kukharenko et al. 1965). Subsequently...Other confirmed occurrences of kassite include a complex Ti-oxide-titanite paragenesis of possible mantle...chromite ore at the Saranovskoye deposit in the Urals, Russia (Grey et al. 2003) and pyrophanite pseudomorphs |  | Zaitsev, AnatolyN., Zhitova, ElenaS., Spratt, John, Zolotarev, AnatolyA., Krivovichev, SergeyV. (2017) Isolueshite, NaNbO3, from the Kovdor carbonatite, Kola peninsula, Russia: composition, crystal structure and possible formation scenarios. Neues Jahrbuch für Mineralogie - Abhandlungen Journal of Mineralogy and Geochemistry, 194 (2) 165-173 doi:10.1127/njma/2017/0052 | Journal (article/letter/editorial) | | NaNbO3, from the Kovdor carbonatite, Kola peninsula, Russia: composition, crystal structure and possible formation...figures and 5 tables Abstract: Isolueshite, a cubic complex oxide with the formula NaNbO3, occurs as euhedral...7 mm in size in calcite carbonatite, Kovdor ultrabasic-alkaline complex (Kola, Russia). Average composition...deposit (e.g. loparite deposit at the Lovozero complex, Kola peninsula). Among Nb-bearing minerals, orthorhombic...carbonatites including Sallanlatvi, Kovdor, Seblyavr, Afrikanda and Lesnaya Varaka (suBBotin & MenshiKov 1987 |  | Merlino, S., Pasero, M., Bellezza, M., Pushcharovsky, D. Yu., Gobetchia, E. R., Zubkova, N. V., Pekov, I. V. (2004) The crystal structure of calcium catapleiite. The Canadian Mineralogist, 42 (4) 1037-1045 doi:10.2113/gscanmin.42.4.1037 | Journal (article/letter/editorial) | | State University, Vorobievy Gory, RU–119992 Moscow, Russia ABSTRACT Calcium catapleiite, CaZrSi3O9•2H2O,...Burpala massif, northern Baikal Region, Siberia, Russia, has been determined by direct methods from single-crystal...ring silicate, syenitic pegmatite, Burpala massif, Russia. SOMMAIRE La calcium catapléiite, CaZrSi3O9•2H2O...Burpala massif, northern Baikal Region, Siberia, Russia (Portnov 1964), and later found in the following...(Preston et al. 1998), and the Afrikanda complex, Kola Peninsula, Russia (Chakhmouradian & Zaitsev 2002) |  | | Journal (article/letter/editorial) | | the Tchivira carbonatites occur in a plutonic complex, the Bonga carbonatites represent hypabyssal carbonatites...also increase. Pyrochlores from Catanda display complex textures. They generally have a rounded corroded...hosted by the Angola Namibia gabbro-anorthosite complex (Issa Filho et al., 1991) (Fig. 1). In Angola,...et al., 1993). Tchivira Bonga is a polygenetic complex that consists of two major intrusions in a Proterozoic...J. M. BAMBI ET AL. of the accessory minerals. Calcite is the most common carbonate; it occurs as anhedral |  | | Journal (article/letter/editorial) | | of Sciences, Koptyuga pr. 3, 630090 Novosibirsk, Russia Guaniamo Mining Company, Centro Gerencial Mohedano...zoned spinel, phlogopite, carbonates (dolomite, calcite, magnesite), apatite, tetraferriphlogopite, Fe–Ni–Cu-sulfides...Institute of Geology and Mineralogy (IGM), Novosibirsk, Russia. The operating conditions were as follows: accelerating...crystals of the pyrochlore-group mineral. Cal–calcite, other abbreviations see Fig. 2. Numbered points...spinel, dolomite, phlogopite–tetraferriphlogopite, calcite, magnesite, pyrochlore, Fe–Ni–Cu-sulfides and apatite |  | | Journal (article/letter/editorial) | | Element correlations reveal operation of the complex substitution Ca2þ þ Ti4þ þ Th4þ , REE3þ þ Al3þ...recognized by Streckeisen (1979), lamprophyres are more complex and not simply textural varieties of common plutonic...titanite in a calcite-amphibole-clinopyroxene rock from the Afrikanda Complex, Kola Peninsula, Russia (Chakhmourdian...ZrO2 occurs in silicocarbonatite from the same complex (Chakhmourdian et al., 2003; Chakhmourdian, 2004)...diopside), ilmenite (10.0–14.3 mol.% MnTiO3), calcite, allanite, titanite, zircon, and metamict phases |  | Reguir, Ekaterina P., Chakhmouradian, Anton R., Pisiak, Laura, Halden, Norman M., Yang, Panseok, Xu, Cheng, Kynický, Jindřich, Couëslan, Chris G. (2012) Trace-element composition and zoning in clinopyroxene- and amphibole-group minerals: Implications for element partitioning and evolution of carbonatites. Lithos, 128. 27-45 doi:10.1016/j.lithos.2011.10.003 | Journal (article/letter/editorial) | | incorporating samples from 14 localities worldwide (Afrikanda, Aley, Alnö, Blue River, Eden Lake, Huayangchuan...of magnesiohastingsite–richterite sample from Afrikanda, the invariability of trace-element ratios in...texturally diverse intrusive carbonatites. At Afrikanda, Ozernaya Varaka, Turiy Mys, Alnö, Ozernyi, Pinghe...Peninsula, Russia Afrikanda, Kola Peninsula, Russia Ozernaya Varaka, Kola Peninsula, Russia Alnö, central...coarse-grained amphibolediopside-calcite silicocarbonatite Coarse-grained calcite carbonatite Cal, Di, Phl |
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