 | Chakrabarty, A., Mitchell, R. H., Ren, M., Saha, P. K., Pal, S., Pruseth, K. L., Sen, A. K. (2016) Magmatic, hydrothermal and subsolidus evolution of the agpaitic nepheline syenites of the Sushina Hill Complex, India: implications for the metamorphism of peralkaline syenites. Mineralogical Magazine, 80 (7) 1161-1193 doi:10.1180/minmag.2016.080.057 | Journal (article/letter/editorial) | | the agpaitic nepheline syenites of the Sushina Hill Complex, India: implications for the metamorphism of...Durgapur Government College, Durgapur 713214, West Bengal, India Department of Geology, Lakehead University...Institute of Technology Kharagpur, Kharagpur 721302, India Department of Earth Sciences, Indian Institute of...Technology Roorkee, Roorkee, Uttarakhand 247667, India [Received 23 March 2015; Accepted 10 November 2015;...The Proterozoic Sushina Hill Complex is the only agpaitic complex, reported from India and is characterized |  | | Journal (article/letter/editorial) | | eudialyte from the Sushina peralkaline nepheline syenite gneiss, Paschim Banga, India Roger H. Mitchell...Government College, Durgapur, Paschim Banga 713214, India a r t i c l e i n f o Article history: Received...nepheline syenite gneiss occurring at Sushina Hill (Paschim Banga, India) consists of minor eudialyte together...hydrothermal eudialyte overgrowths. Eudialytes from Sushina are characterized by low-to-negligible Fe and high...mineralogy of the decomposition assemblage of Sushina eudialyte is unlike those found for other eudialytes |  | Chakrabarty, A., Mitchell, R. H., Ren, M., Sen, A. K., Pruseth, K. L. (2013) Rinkite, cerianite-(Ce), and hingganite-(Ce) in syenite gneisses from the Sushina Hill Complex, India: occurrence, compositional data and petrogenetic significance. Mineralogical Magazine, 77 (8) 3137-3153 doi:10.1180/minmag.2013.077.8.08 | Journal (article/letter/editorial) | | hingganite-(Ce) in syenite gneisses from the Sushina Hill Complex, India: occurrence, compositional data and petrogenetic...Durgapur Government College, Durgapur, West Bengal, 713214, India Geology, Lakehead University, Thunder...Technology Roorkee, Roorkee, Uttarakhand-247667, India Geology and Geophysics, Indian Institute of Technology...Technology Kharagpur, Kharagpur, 721302, India [Received 11 July 2013; Accepted 30 October 2013; Associate...miaskitic nepheline syenite gneisses of the Sushina Hill Complex, India. The REE-rich minerals restricted mainly |  | | Journal (article/letter/editorial) | | gneiss from North Singhbhum Mobile Belt, eastern India Bapi Goswami & Swades Kumar Basu Received: 15 August...November 2012 # Springer-Verlag Wien 2012 Abstract Sushina nepheline syenite gneisses of Early Proterozoic...Proterozoic North Singhbhum Mobile Belt (NSMB), eastern India suffered regional metamorphism under greenschist-amphibolite...e transitional facies condition. The Agpaitic Sushina nepheline syenite gneisses consist of albite, K-feldspar...35, Ballygunge Circular Road, Kolkata 700 019, India e-mail: bapigoswami69@gmail.com S. K. Basu e-mail: |  | Borst, A. M., Friis, H., Andersen, T., Nielsen, T. F. D., Waight, T. E., Smit, M. A. (2016) Zirconosilicates in the kakortokites of the IlĂmaussaq complex, South Greenland: Implications for fluid evolution and high-field-strength and rare-earth element mineralization in agpaitic systems. Mineralogical Magazine, 80 (1) 5-30 doi:10.1180/minmag.2016.080.046 | Journal (article/letter/editorial) | | characterized by the secondary zirconosilicates catapleiite, zircon and gittinsite. Theoretical petrogenetic...and fluids. Widespread alteration of EGM to catapleiite records an overall increase in water activity...crystallization. Localized alteration of EGM and catapleiite to the rare Ca-Zr silicate gittinsite, previously...IlĂmaussaq, late-magmatic alteration, eudialyte, catapleiite, gittinsite, HFSE and REE mineralization, nepheline...associated pegmatites, either dominated by zircon or catapleiite (e.g. Ussing, 1912; Graser and Markl, 2008; Karup-Møller |  | | Journal (article/letter/editorial) | | College, 140 Commonwealth ur 4 Jo Avenue, Chestnut Hill, MA, USA * Corresponding author, e-mail: axel.sjoqvist@gu...domains. The Eastern Segment is delimited to the west by the Mylonite Zone and to the east by the Sveconorwegian...the amphibolite facies metamorphism in this area west of the Protogine Zone to the 1.47–1.38 Ga Hallandian...eudialyte, commonly with centimetre-sized elongated catapleiite-rich aggregates. Other rock types are the locally-named...characteristics into a schistose marginal zone rich in catapleiite re aggregates, a folded central zone, and a |  | Wu, Bin, Wang, Ru-Cheng, Yang, Jin-Hui, Wu, Fu-Yuan, Zhang, Wen-Lan, Gu, Xiang-Ping, Zhang, Ai-Cheng (2015) Wadeite (K 2 ZrSi 3 O 9 ), an alkali-zirconosilicate from the Saima agpaitic rocks in northeastern China: Its origin and response to multi-stage activities of alkaline fluids. Lithos, 224. 126-142 doi:10.1016/j.lithos.2015.02.008 | Journal (article/letter/editorial) | | wadeite + secondary catapleiite/gaidonnayite, (2) wadeite + secondary catapleiite/gaidonnayite + zircon...consist of residual wadeite, secondary zircon, catapleiite/gaidonnayite, K-feldspar, calcite, and some Zr-bearing...alkali-zirconosilicates (AZS) AC such as eudialyte, catapleiite, and wadeite (Le Maitre, 2002; Marks et al.,...Ussing, 1912). Among the AZS, eudialyte and catapleiite from several well-known alkaline–peralkaline...al., 2011; Karup-Møller et al., 2010), while catapleiite has been studied in the Burpala massif in Russia |  | Guarino, Vincenza, Gennaro, Roberto de', Melluso, Leone, Ruberti, Excelso, Azzone, RogĂ©rio G. (2019) The Transition from Miaskitic to Agpaitic Rocks, as Highlighted by the Accessory Phase Assemblages in the Passa Quatro Alkaline Complex (SouthEastern Brazil) The Canadian Mineralogist, 57 (3) 339-361 doi:10.3749/canmin.1800073 | Journal (article/letter/editorial) | | complex (Brotzu et al. 1992) is located about 150 km west of Rio de Janeiro (Fig. 1a), close to the larger...Phosphosilicate Zircon Fluorite Baddeleyite Garnet Catapleiite Pectolite Pyrochlore Hydroxymanganopyrochlore...Garnet Pyrochlore Hydroxymanganopyrochlore Catapleiite Pectolite astrophyllite and 4.82–5.11 apfu in...those of Monte de Trigo (Enrich et al. 2016), Sushina Hill (Chakrabarty et al. 2018), Gharyan (Lustrino...(Macdonald et al. 2007) and kupletskite from Sushina Hill (Chakrabarty et al. 2018) are plotted for comparison |  | van de Ven, Mathijs A. J., Borst, Anouk M., Davies, Gareth R., Hunt, Emma J., Finch, Adrian A. (2019) Hydrothermal Alteration of Eudialyte-Hosted Critical Metal Deposits: Fluid Source and Implications for Deposit Grade. Minerals, 9 (7) 422 doi:10.3390/min9070422 | Journal (article/letter/editorial) | | zirconosilicates catapleiite, gittinsite and zircon, respectively, of which the catapleiite type is most...counterparts from five syenite samples (three catapleiite-type, one gittinsite-type, and one zircon-type...zircon-type assemblage). Trace element budgets for the catapleiite-type pseudomorphs indicate a 15–30% loss of REE...Nd isotope ratios of unaltered eudialyte and catapleiite- and gittinsite-type pseudomorphs are indistinguishable...secondary zirconosilicates catapleiite and zircon [29–31]. The catapleiite-type alteration is widespread |  | Atanasova, Petya, Marks, Michael A.W., Frenzel, Max, Gutzmer, Jens, Krause, Joachim, Markl, Gregor (2020) Fractionation of geochemical twins (Zr/Hf, Nb/Ta and Y/Ho) and HREE-enrichment during magmatic and metamorphic processes in peralkaline nepheline syenites from Norra Kärr (Sweden). Lithos, 372. 105667pp. doi:10.1016/j.lithos.2020.105667 | Journal (article/letter/editorial) | | east and the major Protogine shear zone (PZ) in the west of the TransScandinavian Igneous Belt (TIB) in South...(Fig. 2), variably deformed by ro moderate east–west- and subsequent weak north–south-directed compression...(about 85 % of the exposed area) are varieties of catapleiite- and EGM-bearing aegirine meta-nepheline syenites...subunit, followed by an outer subunit of foliated catapleiite-bearing aegirine meta-nepheline syenites (Atanasova...(15-20 wt.%) and EGM (2-15 wt.%) with minor catapleiite and REE-bearing mineral groups such as rinkite |  | Wu, Bin, Wen, Han-Jie, Bonnetti, Christophe, Wang, Ru-Cheng, Yang, Jin-Hui, Wu, Fu-Yuan (2019) Rinkite-(Ce) in the nepheline syenite pegmatite from the Saima alkaline complex, northeastern China: Its occurrence, alteration, and implications for REE mineralization. The Canadian Mineralogist, 57 (6) 903-924 doi:10.3749/canmin.1900042 | Journal (article/letter/editorial) | | alkaline complex in Russia and the Sushina Hill complex in India; Chakrabarty et al. 2013, Konopleva...intrudes Cambrian– Ordovician limestones in the west and is surrounded by Jurassic sandstones and Quaternary...as well as wadeite and eudialyte replaced by catapleiite (Wu et al. 2015, 2018). In contrast to Slepnev...hingganite-(Ce) in syenite gneisses from the Sushina Hill complex, India: Occurrence, compositional data and petrogenetic...2231–2258. 923 the Sushina peralkaline nepheline syenite gneiss, Paschim Banga, India. Lithos 152, 218–226 |  | Borst, A.M., Waight, T.E., Finch, A.A., Storey, M., Roux, P.J. Le. (2019) Dating agpaitic rocks: A multi-system (U/Pb, Sm/Nd, Rb/Sr and 40Ar/39Ar) isotopic study of layered nepheline syenites from the IlĂmaussaq complex, Greenland. Lithos, 324. 74-88 doi:10.1016/j.lithos.2018.10.037 | Journal (article/letter/editorial) | | 5-2 mm. The eudialyte is locally replaced by catapleiite (hydrous Na-Zr-silicate), aegirine, analcime...completely replaced by aggregates of secondary catapleiite, aegirine, nacareniobsite and other minerals...histories, or metamorphism after emplacement (e.g. Sushina Hill, Norra Kärr). ACCEPTED MANUSCRIPT 6.6 PETROGENETIC...Morgan, J., 1960. Absolute age determination in South-West Greenland: The JulianehĂĄb Granite, the IlĂmaussaq |
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