 | | Journal (article/letter/editorial) | | ā CLINOPYROXENE ROCK FROM THE AFRIKANDA COMPLEX, KOLA PENINSULA, RUSSIA: MINERALOGY AND A POSSIBLE LINK...University, 7/9 University Emb., St. Petersburg 199034, Russia ABSTRACT A calcite ā amphibole ā clinopyroxene...the Afrikanda complex, Kola Peninsula, Russia. The rock is composed of major amounts of diopside, amphibole...from the ultramafic wallrocks, the TiāAlāMn-poor diopside (6ā17 mol.% NaFe3+Si2O6) and KāTi-enriched magnesiohastingsite...silicates, zeolites, carbonatite, Afrikanda, Kola Peninsula, Russia. SOMMAIRE Une roche Ć calcite ā amphibole |  | 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 alkalineāultramafic 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 alkalineāultramafic complex, Kola Peninsula, Russia Naomi J. Potter1 Ā· Matthew...silicocarbonatites in the Afrikanda alkalineāultramafic complex (Kola Peninsula, NW Russia). Across these lithologies...of characteristic features identified in the Afrikanda perovskite (equigranular crystal mosaics, interlocked...Coalescence Ā· Recrystallization Ā· Perovskite Ā· Afrikanda Ā· UāPb ages Ā· Electron backscatter diffraction...630090, Russia 4 Novosibirsk State University, Ul. Pirogova 2, Novosibirsk 630090, Russia 5 Central |  | Wu, Fu-Yuan, Arzamastsev, Andrei A., Mitchell, Roger H., Li, Qiu-Li, Sun, Jing, Yang, Yue-Heng, Wang, Ru-Cheng (2013) Emplacement age and SrāNd 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 ultramaļ¬c complex, Kola Peninsula, Russia Fu-Yuan Wu a,ā, Andrei... Russian Academy of Sciences, Apatity, 184209, Russia Department of Geology, Lakehead University, Ontario...NdāSr 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...Ma, indicating that the different phases of the complex were contemporaneously emplaced at ~380 Ma. These |  | | Journal (article/letter/editorial) | | ā CLINOPYROXENE ROCK FROM THE AFRIKANDA COMPLEX, KOLA PENINSULA, RUSSIA: MINERALOGY AND A POSSIBLE LINK...and carbonatites from the Afrikanda complex, in the Kola Peninsula, Russia, contain a number of oxysalt...distinguished: (1) calcite ā magnesiohastingsite ā diopside rock, (2) segregations of perovskite and titanite...carbonatite. Cathodoluminescence studies document a complex evolutionary history of primary Sr-enriched calcite...variations in the oxygen isotopic composition of the Afrikanda rocks (ā¦18O in the range 9.3 to 12.1ā° SMOW). Subtle |  | 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...Abstract Calcite ā amphibole ā diopside silicocarbonatite from the Afrikanda complex, in the Kola Peninsula,... northwestern Russia, contains abundant crystals of F-rich hibschite associated with titanite, chlorite...described to date. The compositional variation of the Afrikanda hibschite can be described by the formula Grs...and corner-to-corner distances measured for the Afrikanda hibschite relative to garnets with a similar Si |  | | Journal (article/letter/editorial) | | 1529ā1559 Rare Earth Deposits of the Murmansk Region, RussiaāA Review A. O. Kalashnikov,1,ā 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 |  | 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 fĆ¼r 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...assemblage calcite-hastingsite-diopside. The geology of the Afrikanda complex and the setting of such ca |  | | 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...calcite-perovskitemagnetite-pyroxene rocks. The Afrikanda complex, discovered in 1917 by Russian geologist N |  | 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 alkalineāultramafic complex: Implications for the evolution...perovskite in the alkaline-ultramafic Afrikanda complex (Kola Peninsula, Russia) led to the study of polymineralic...Ā· Polymineralic Ā· Sintering Ā· Ore deposits Ā· 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 |  | 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...Anatoly N. Zaitsev of St Petersburg State University (Russia) and The Natural History Museum (UK), in recognition |  | 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...University, University Emb. 7/9, St. Petersburg, 199034, Russia. Tel.: +7 812 3289481. E-mail address: burbankite@gmail... Mt. Weld in Australia, Lovozero and Tomtor in Russia, Strange Lake in Canada (BGS, 2011; Castor and |  | Reguir, Ekaterina P., Camacho, Alfredo, Yang, Panseok, Chakhmouradian, Anton R., Kamenetsky, Vadim S., Halden, Norman M. (2010) Trace-element study and uranium-lead dating of perovskite from the Afrikanda plutonic complex, Kola Peninsula (Russia) using LA-ICP-MS. Mineralogy and Petrology, 100 (3) 95-103 doi:10.1007/s00710-010-0131-9 | Journal (article/letter/editorial) | | dating of perovskite from the Afrikanda plutonic complex, Kola Peninsula (Russia) using LA-ICP-MS Ekaterina...and silicocarbonatite from the Afrikanda plutonic complex (Kola, Russia) were determined by laser-ablation...the previous geochronological study of the Afrikanda complex. The observed variations in trace-element...from an isotopically equilibrated, but modally complex mantle source. Introduction Perovskite (CaTiO3)...intrusive units of the Afrikanda plutonic complex, Kola Peninsula (northwestern Russia) using a LA-ICP-MS |  | 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)...for Mg (Kļ”, 250), andalusite for Al (Kļ”, 200), diopside for Si and Ca (Kļ”, 200 for RI both), albite...Precambrian Geology and Geochronology (St. Petersburg, Russia) using a AC C Triton TI multi-collector mass-spectrometer |  | | Journal (article/letter/editorial) | | overview of the big five extinction events, all their complex interacting processes and events and their possible...essentially contain magnetite, apatite, forsterite/ diopside or phlogopite and an array of unusual accessory...Alexandra Zaitsev (St Petersburg State University, Russia), is the tenth volume in the Mineralogical Society...mining, the Kovdor complex is one of the best exposed in the Kola alkaline complex. Despite this, Krasnova...Lee et al. propose that phoscorites in the Sokli complex are the result of liquid immiscibility between |  | | Journal (article/letter/editorial) | | essentially contain magnetite, apatite, forsterite/ diopside or phlogopite and an array of unusual accessory...Alexandra Zaitsev (St Petersburg State University, Russia), is the tenth volume in the Mineralogical Society...mining, the Kovdor complex is one of the best exposed in the Kola alkaline complex. Despite this, Krasnova...Lee et al. propose that phoscorites in the Sokli complex are the result of liquid immiscibility between...Chapters 7 and 8. The Sallanlatvi carbonatite complex lacks primary parental magmas but contains rare |  | | Journal (article/letter/editorial) | | Element correlations reveal operation of the complex substitution Ca2Ć¾ Ć¾ Ti4Ć¾ Ć¾ Th4Ć¾ , REE3Ć¾ Ć¾ Al3Ć¾...recognized by Streckeisen (1979), lamprophyres are more complex and not simply textural varieties of common plutonic...calcite-amphibole-clinopyroxene rock from the Afrikanda Complex, Kola Peninsula, Russia (Chakhmourdian and Zaitsev, 2002)...ZrO2 occurs in silicocarbonatite from the same complex (Chakhmourdian et al., 2003; Chakhmourdian, 2004)...point counting is (in vol.%): phlogopite (29), diopside (26), and magnesiohastingsite (6). In the groundmass |  | | 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 |  | Reguir, Ekaterina P., Chakhmouradian, Anton R., Pisiak, Laura, Halden, Norman M., Yang, Panseok, Xu, Cheng, KynickĆ½, JindÅich, CouĆ«slan, 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, Alnƶ, Blue River, Eden Lake, Huayangchuan...instead forming an arcuate trend from nearly pure diopside through intermediate aegirineāaugite compositions...of magnesiohastingsiteārichterite sample from Afrikanda, the invariability of trace-element ratios in...in the analysis: albite (Na), andalusite (Al), diopside (Si, Ca), fayalite (Fe), forsterite (Mg), orthoclase...texturally diverse intrusive carbonatites. At Afrikanda, Ozernaya Varaka, Turiy Mys, Alnƶ, Ozernyi, Pinghe |  | | Journal (article/letter/editorial) | | 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...et al. 2013). Apart from its type locality at Afrikanda, cafetite has been observed in late-stage hydrothermal...1986), and Khibiny and Kovdor in Kola Peninsula, Russia (Krivovichev et al. 2003; Moiseev and Chukanov |  | Wu, Fu-Yuan, Yang, Yue-Heng, Mitchell, Roger H., Bellatreccia, Fabio, Li, Qiu-Li, Zhao, Zi-Fu (2010) In situ UāPb and NdāHfā(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)... apatite and magnetite. Baddeleyite from this complex has been widely used as standards for UāPb and...analyses (Wu et al., 2006; Heaman, 2009). The complex consists mainly of pyroxenite, syenite, carbonatite...ages of the different components constituting the complex (Eriksson, 1984, 1989; Yuhara et al., 2005), UāPb |  | | Journal (article/letter/editorial) | | Petersburg State University, St. Petersburg 199034, Russia 3 Department of Earth Sciences, Natural History...Canada (Fig. 9a-c); (4) Mn-rich calcite, Khibiny, Russia (Zaitsev 1996); (5,6) coarse- and finegrained Mn-rich...(Wall et al. 1993); (9) Sr-Ba-rich calcite, Murun, Russia (Konev et al. 1996); (10) most Fe-rich member of...core and rim of a calcite phenocryst, Kontozero, Russia (Fig. 5a); (19,20) core and rim of a calcite crystal...(23,24) core and rim of a calcite crystal, Afrikanda, Russia (Fig. 5d); (25,26) core and rim of a dolomite |  | | Journal (article/letter/editorial) | | PAPER Mineralogy of the P-12 K-Ti-richterite diopside olivine lamproite from Wajrakarur, Andhra Pradesh...Wajrakarur consists of forsteritic olivine, Al-Na-poor diopside, Fe-Tirich, Al-poor phlogopite, K-Ti-richterite...titanianpotassium-magnesiokatophorite; Al-Na-poor diopside; tetraferriphlogopite; qandilite-poor spinels;...et al. Mineralogy of the P12 K-Ti richterite diopside olivine lamproite Fig. 1 Wajrakarur Kimberlite...pyroxenite; chromian-spinel-garnet pyroxenite; chrome-diopside; ilmenite; spinel; red and orange garnet (Rao |  | | Journal (article/letter/editorial) | | of Sciences, Koptyuga pr. 3, 630090 Novosibirsk, Russia Guaniamo Mining Company, Centro Gerencial Mohedano...Institute of Geology and Mineralogy (IGM), Novosibirsk, Russia. The operating conditions were as follows: accelerating...used for quantiļ¬cation of the major elements: diopside (Ca-KĪ±), albite (Na-KĪ±), synthetic TiO2 (Ti-KĪ±)...from the Vuorijarvi phoscorite, Kola province, Russia (8.7 wt.%, Chakhmouradian and Williams, 2004) and...the Sacrofano pyroclastics, Sabatini volcanic complex, Italy (8.5 wt.%, Caprilli et al., 2006). The high |  | | 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...(NaKa); periclase (MgKa); synthetic Al2O3 (AlKa); diopside (SiKa); orthoclase (KKa); wollastonite (CaKa);...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 |  | Sindern, S., Zaitsev, A. N., Demļæ½ny, A., Bell, K., Chakmouradian, A. R., Kramm, U., Moutte, J., Rukhlov, A. S. (2004) Mineralogy and geochemistry of silicate dyke rocks associated with carbonatites from the Khibina complex (Kola, Russia) ? isotope constraints on genesis and small-scale mantle sources. Mineralogy and Petrology, 80 (3) 215-239 doi:10.1007/s00710-003-0016-2 | Journal (article/letter/editorial) | | associated with carbonatites from the Khibina complex (Kola, Russia) ā isotope constraints on genesis and small-scale...of Mineralogy, St. Petersburg State University, Russia 3 Laboratory for Geochemical Research, Hungarian...Summary The eastern part of the agpaitic Khibina complex is characterized by the occurrence of dykes of...wall rocks or other plutonic rocks within the complex can entirely explain the geochemical and NdāSr-isotopic...relationship between carbonatites and silicate rocks is complex. The rocks may be genetically related, and the |
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