 | 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...silicocarbonatite from the Afrikanda complex, in the Kola Peninsula, northwestern Russia, contains abundant crystals...described to date. The compositional variation of the Afrikanda hibschite can be described by the formula Grs...and Adr stand for the grossular, katoite and andradite, respectively, and Fgr denotes the hypothetical...and corner-to-corner distances measured for the Afrikanda hibschite relative to garnets with a similar Si |  | | 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...cumulate ultramafic series of the Afrikanda complex, Kola Peninsula, Russia. The rock is composed of major...silicates, zeolites, carbonatite, Afrikanda, Kola Peninsula, Russia. SOMMAIRE Une roche Ć calcite ā amphibole...zirconosilicates, silicates de CaāAl, zĆ©olites, carbonatite, Afrikanda, pĆ©ninsule de Kola, Russie. INTRODUCTION ANALYTICAL |  | 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...minerals, PT and that garnets representing the andradite-schorlomite- morimotoite system can serve as a...garnets, which represent a complex series of solid solutions, dominated by andradite (Adr, Ca3 Fe3+2 Si3 O...lamprophyres, Barrie (1990) demonstrated that Ti-bearing andradite (āmelaniteā) retains its initial U-Pb isotope...SC and X, respectively) in the structure of andradite are more spacious because cation-oxygen distances |  | 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 |  | | 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 |  | | Journal (article/letter/editorial) | | Magnet Cove (USA) and silicocarbonatite at Afrikanda (Russia), using electron-microprobe and hydrogen analyses...contain signiļ¬cant (>15 mol.%) proportions of andradite (Ca3Fe3+2Si3O12), morimotoite (Ca3Fe2+TiSi3O12)...discovered in ijolite (?) at the Magnet Cove alkaline complex, Hot Spring County, Arkansas (Shepard 1846). In...NordenskioĢld from foidolitic rocks of the Iivaara complex (Finland) under the name iivaarite (Lehijarvi 1960...have been referred to as schorlomite or titanian andradite (a.k.a. āāmelaniteāā). There is a continuous series |  | | 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 |  | Salnikova, E. B., Stifeeva, M. V., Chakhmouradian, A. R., Glebovitsky, V. A., Reguir, E. P. (2018) The UāPb System in Schorlomite from CalciteāAmphoboleāPyroxene Pegmatite of the Afrikanda Complex (Kola Peninsula) Doklady Earth Sciences, 478 (2) 148-151 doi:10.1134/s1028334x18020083 | Journal (article/letter/editorial) | | CalciteāAmphoboleāPyroxene Pegmatite of the Afrikanda Complex (Kola Peninsula) E. B. Salnikovaa, *, M. V...shorlomite from igneous rocks of the alkaliāultramafic Afrikanda massif (Kola Peninsula) was performed. The results...information. Calcium garnets of the isomorphic andradite [Ca3Fe32+ (Si3O12)]āshorlomite [Ca3(Ti,Fe3+)[SiFe32+...Russian Academy of Sciences, St. Petersburg, 199034 Russia b University of Manitoba, Winnipeg, Canada *e-mail:...alkalineāultramafic Afrikanda Massif, which comprises a perovskite deposit. The Afrikanda Massif, located |  | | 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 |  | | Journal (article/letter/editorial) | | TECHNICAL ARTICLE Crystal structure of a birefringent andraditeāgrossular from Crowsnest Pass, Alberta, Canada...September 2013) The structure of a birefringent andraditeāgrossular sample was reļ¬ned using single-crystal...Data. [doi:10.1017/S0885715613001255] Key words: andradite, grossular, birefringence, three-phase intergrowth...examines the crystal structure of a birefringent andraditeāgrossular sample from Crowsnest Pass, southern...March 2014 The andraditeāgrossular sample occurs in an extrusive alkaline igneous complex at Crowsnest |  | Schingaro, Emanuela, Lacalamita, Maria, Mesto, Ernesto, Ventruti, Gennaro, Pedrazzi, Giuseppe, Ottolini, Luisa, Scordari, Fernando (2016) Crystal chemistry and light elements analysis of Ti-rich garnets. American Mineralogist, 101 (2) 371-384 doi:10.2138/am-2016-5439 | Journal (article/letter/editorial) | | 2YR3+ (morimotoite substitution); YR3+ ā YFe3+ (andradite substitution); in the above substitutions YR2+...literature, Ti-garnets are referred to as Ti-bearing andradite, melanite, schorlomite, and morimotoite, and Chakhmouradian...the correct crystal chemistry of garnets is very complex because of the great number of sub- 372 SCHINGARO...melilitic rocks of the OseÄnĆ” complex (Bohemia), and schorlomites from Afrikanda (Kola Peninsula) silicocarbonatite...to determine the water content in synthetic Ti-andradite. Multiple mechanisms have been proposed to describe |  | Katerinopoulou, A., Katerinopoulos, A., Voudouris, P., Bieniok, A., Musso, M., Amthauer, G. (2009) A multi-analytical study of the crystal structure of unusual TiāZrāCr-rich Andradite from the Maronia skarn, Rhodope massif, western Thrace, Greece. Mineralogy and Petrology, 95 (1) 113-124 doi:10.1007/s00710-008-0023-4 | Journal (article/letter/editorial) | | the crystal structure of unusual TiāZrāCr-rich Andradite from the Maronia skarn, Rhodope massif, western...4 wt.% ZrO2, representing a solid solution of andradite (Ca3Fe3+2Si3O12 ā46 mol%), uvarovite (Ca3Cr2 Editorial...Ti-bearing phases (Ti- and TiāCrāZrrich varieties of andradite, titanite and perovskite), which were replaced...occurrence of TiāZr-rich andradite is generally limited. High-Ti andradite and schorlomite, containing...melanite is used for those varieties of titanium andradite which have Fe3+>Ti in octahedral coordination |  | Zaitsev, A. N., Williams, C. T., Britvin, S. N., Kuznetsova, I. V., Spratt, J., Petrov, S. V., Keller, J. (2010) Kerimasite, Ca3Zr2(Fe23+Si)O12, a new garnet from carbonatites of Kerimasi volcano and surrounding explosion craters, northern Tanzania. Mineralogical Magazine, 74 (5) 803-820 doi:10.1180/minmag.2010.074.5.803 | Journal (article/letter/editorial) | | Universitetskaya nab. 7/9, St. Petersburg 199034, Russia Department of Mineralogy, Natural History Museum...Universitetskaya nab. 7/9, St. Petersburg 199034, Russia St. Petersburg University of Technology and Design...Bolshaya Morskaya ul. 18, St. Petersburg 191186, Russia Department of Mineral Deposits, Faculty of Geology...Universitetskaya nab. 7/9, St. Petersburg 199034, Russia Institut fuĢr Geowissenschaften, Mineralogie-Geochemie...component in Ca-Fe3+-Ti4+garnets forming the andradite-melanite-schorlomite solid solution. Typically |  | | 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) | | 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) | | 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 |  | Grew, E. S., Locock, A. J., Mills, S. J., Galuskina, I. O., Galuskin, E. V., HĆ„lenius, U. (2013) Nomenclature of the garnet supergroup. American Mineralogist, 98 (4) 785-811 doi:10.2138/am.2013.4201 | Journal (article/letter/editorial) | | Cr 2 Si3 O12 3+ Uvarovite Ca3 Cr 2 Si3 O12 3+ Andradite Ca3 Fe 2 Si3 O12 2+ 3+ Calderite Mn 3 Fe 2 Si3...Sakha-Yakutia Republic, Russia. The distinctive brown color is due a 30ā50 Āµm zone of brown andradite a short distance...locality, Saranovskii Mine, Permskaya Oblast, Middle Urals, Russia. Largest crystal is 4 mm across. Museum...Uvarovite Ca3Cr2(SiO4)3 {Ca3}[Cr23+](Si3)O12 Andradite Ca3(Fe3+)2(SiO4)3 {Ca3}[Fe23+](Si3)O12 3+ Calderite...unit (pfu), the amount reported in an isometric andradite (Armbruster 1995) and no more than 0.64 Mn3+ pfu |  | 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...of magnesiohastingsiteārichterite sample from Afrikanda, the invariability of trace-element ratios in...texturally diverse intrusive carbonatites. At Afrikanda, Ozernaya Varaka, Turiy Mys, Alnƶ, Ozernyi, Pinghe...Peninsula, Russia Afrikanda, Kola Peninsula, Russia Ozernaya Varaka, Kola Peninsula, Russia Alnƶ, central...(Gorno-ozerskiy), eastern Siberia, Russia Murun, Aldan, Eastern Siberia, Russia Pinghe, Sichuan, China Huayangchuan |  | Chakhmouradian, A.R., Mumin, A.H., DemĆ©ny, A., Elliott, B. (2008) Postorogenic carbonatites at Eden Lake, Trans-Hudson Orogen (northern Manitoba, Canada): Geological setting, mineralogy and geochemistry. Lithos, 103 (3) 503-526 doi:10.1016/j.lithos.2007.11.004 | Journal (article/letter/editorial) | | NbāZrārich titanite, low-Hf zircon, allanite-(Ce) and andradite. The calcite is chemically uniform (Sr-rich, MgāMnāFe-poor...The bedrock geology of Manitoba (Canada) is a complex collage of Precambrian structural domains partially...indicated with a thick blue line, and the Eden Lake complex with a star. Numbers on the map at left correspond...the Eden Lake core complex 2.1. Regional geology and tectonics The core complex of the 30-km2 EL pluton...comprises several distinct intrusive phases showing complex field relations. The oldest phase appears to be |  | Zhang, Shitao, Chen, Huayong, Shu, Qihai, Zhang, Yu, Chu, Gaobin, Cheng, Jiamin, Tian, Jing (2019) Unveiling growth histories of multi-generational garnet in a single skarn deposit via newly-developed LA-ICP-MS U Pb dating of grandite. Gondwana Research, 73. 65-76 doi:10.1016/j.gr.2019.04.003 | Journal (article/letter/editorial) | | on multi-generational grandite RI (grossular-andradite) garnet from the large Tonglvshan Cu-Fe-Au skarn...high-precision concordia U-Pb ages with higher andradite Mol%, euhedral and larger crystals, and relevant...especially grandite (grossular (Ca3Al2Si3O12) to andradite (Ca3Fe2Si3O12)), is a ubiquitous mineral in the...laser spot beam of 44 and 60Ī¼m, respectively. Andradite garnet (QC04) was collected from the Qicun Fe...wollaston ite-ijolite at the Prairie Lake carbonatite complex, Northwestern Ontario, Canada (Yang et al., 10 |  | | Journal (article/letter/editorial) | | Institute KSC RAS, 14 Fersmana St., Apatity, 184200, Russia R. H. Mitchell (&) Department of Geology, Lakehead...NaāNbāZr-rich titanite found at the Khibina peralkaline complex (Liferovich and Mitchell, submitted). The latter...Paragenesis 1 Afrikanda massif, Kola Alkaline Calcite-apatite-pyroxene Province, Russia pegmatoid 2 ... Khibina massif, Kola Alkaline Province, Russia Zeolite vein cutting through 9.0 feldspatoid syenite...lamprophyre groundmass Pilanesberg peralkaline complex, Lujavrite subjected to South Africa autometasomatic |  | Melluso, L., Srivastava, R. K., Guarino, V., Zanetti, A., Sinha, A. K. (2010) MINERAL COMPOSITIONS AND PETROGENETIC EVOLUTION OF THE ULTRAMAFIC-ALKALINE - CARBONATITIC COMPLEX OF SUNG VALLEY, NORTHEASTERN INDIA. The Canadian Mineralogist, 48 (1) 205-229 doi:10.3749/canmin.48.1.205 | Journal (article/letter/editorial) | | EVOLUTION OF THE ULTRAMAFIC-ALKALINE ā CARBONATITIC COMPLEX OF SUNG VALLEY, NORTHEASTERN INDIA Leone MELLUSOĀ§...005, India Abstract The Sung Valley alkaline complex is a relatively small intrusion of Lower Cretaceous...syenites). The parageneses indicate that this complex was formed by batches of primitive magmas with...titanite, perovskite, clinopyroxene, Sung Valley complex, India. Sommaire Le complexe alcalin de Sung Valley...The Sung Valley ultramafic-alkalineācarbonatite complex (UACC) is one of the Cretaceous intrusions emplaced |  | | Journal (article/letter/editorial) | | PUESTO LA PEĆA UNDERSATURATED ALKALINE POTASSIC COMPLEX, MENDOZA, ARGENTINA EDUARDO O. ZAPPETTINIĀ§ AND...Early Miocene Puesto La PeƱa alkaline potassic complex, Mendoza, Argentina, is a multiphase intrusion...that explains the fractionating phases of the complex. Geothermobarometric data and characteristics of...malignite-syenite. The late-stage evolution of the complex involves evolution towards the calcite liquidus...temperature, which is consistent with the model for the complex, considered to represent the root zone of an alkaline |  | 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 |  | Shaikh, Azhar M., Patel, S.C., Ravi, S., Behera, D., Pruseth, K.L. (2017) Mineralogy of the TK1 and TK4 ākimberlitesā in the Timmasamudram cluster, Wajrakarur Kimberlite Field, India: Implications for lamproite magmatism in a field of kimberlites and ultramafic lamprophyres. Chemical Geology, 455. 208-230 doi:10.1016/j.chemgeo.2016.10.030 | Journal (article/letter/editorial) | | phlogopite, spinel and fluorapatite in TK4 indicate a complex evolutionary AC CE history of the magma. Close...et al., 2007). Since these rocks are generally complex and hybrid in nature with varying amounts of crustal...ite (TTG) gneisses of the Peninsular Gneissic Complex, Proterozoic platformal sedimentary basins, and...the east by the Krishna Province, which shows a complex tectonothermal NU evolution during the Palaeo-...(?) Ma, overlies the ED Peninsular Gneissic Complex in the eastern part of the EDC (review in Matin |
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