 | Bernard, Cyrielle, Estrade, Guillaume, Salvi, Stefano, Béziat, Didier, Smith, Martin (2020) Alkali pyroxenes and amphiboles: a window on rare earth elements and other high field strength elements behavior through the magmatic-hydrothermal transition of peralkaline granitic systems. Contributions to Mineralogy and Petrology, 175 (9). doi:10.1007/s00410-020-01723-y | Journal (article/letter/editorial) | | Mineralogy and Petrology fluorcarbonates such as bastnäsite-(Ce), parisite-(Ce) and synchysite-(Ce), and...and Manongarivo (Donnot 1963) in Madagascar, Amis in Namibia (Schmitt et al. 2002), Evisa in Corsica (Bonin...of in-depth studies, such as the Strange Lake complex which was first studied in the late 1980’s (e.g...Ma Evisa Post-orogenic extension or rift 290 Ma Amis Rift 130 Ma Ambohimirahavavy Rift- 25 Ma Manongarivo...poorly known, as is the case for the Manongarivo complex, for which the only available information is a |  | Xu, Cheng, Kynicky, Jindrich, Chakhmouradian, Anton R., Campbell, Ian H., Allen, Charlotte M. (2010) Trace-element modeling of the magmatic evolution of rare-earth-rich carbonatite from the Miaoya deposit, Central China. Lithos, 118 (1) 145-155 doi:10.1016/j.lithos.2010.04.003 | Journal (article/letter/editorial) | | framework and tectonic evolution of the Qinling region are given in Meng and Zhang (2000), Ratschbacher...monazite-(Ce); Ap, fluorapatite; Rt, rutile; Bt, bastnäsite-(Ce); Sy, synchysite-(Ce). Note alteration and...crystallization of bastnäsite-(Ce) after primary calcite (F), and syntaxial intergrowths of bastnäsite-(Ce) and...and Early Paleozoic carbonaceous shale, cover an area of 6.5 km2 at the current level of erosion. The...ferrocolumbite, Nb-rich rutile, monazite-(Ce), bastnäsite-(Ce) and synchysite-(Ce). A few carbonatite samples |  | | Journal (article/letter/editorial) | | mineralisation in the Ilímaussaq nepheline syenite complex, Greenland (Sørensen, 1992), and the zones of Zr–Nb–Y–REE...minerals in miarolitic cavities (e.g., the Evisa complex, Corsica; Bonin, 1988), and as trapped solids or...minerals in fluid inclusions, e.g., bastnäsite (Strange Lake complex; Salvi and Williams-Jones, 1990) and...and zircon (Tamazeght complex, Morocco; Salvi et al., 2000). It is therefore reasonable to propose that..., 2005; Beeskow et al., 2005), the Ilímaussaq complex, Greenland (e.g., Petersilie and Sørensen, 1970; |  | | Journal (article/letter/editorial) | | 5 wt% REE) in the peralkaline Amis granite Complex, Brandberg, Namibia (Schmitt et al., 2002). Although... (2013) showed that in the Loch Loyal syenite complex, Scotland, magmatic concentration of the REE in...diorites and granitoids of the 1353–1290 Ma Nain complex and finally by silica under- and over-saturated...minerals are Y-rich fluorite, gagarinite-(Y) and bastnäsite-(Ce). The yttrium-rich fluorite occurs as rims...gagarinite-(Y) and is hosted by arfvedsonite (Fig. 3c). Bastnäsite-(Ce) locally replaced gagarinite-(Y). The ideal |  | Yang, Wu-Bin, Niu, He-Cai, Li, Ning-Bo, Hollings, Pete, Zurevinski, Shannon, Xing, Chang-Ming (2020) Enrichment of REE and HFSE during the magmatic-hydrothermal evolution of the Baerzhe alkaline granite, NE China: Implications for rare metal mineralization. Lithos, 358. 105411 doi:10.1016/j.lithos.2020.105411 | Journal (article/letter/editorial) | | The Late Mesozoic Great Xing’an Range covers an area of ca. 100,000 km2 (Ying et al., 2010), and is mainly..., 2015). Geology and zonation of the Baerzhe complex Journal Pre-proof The Baerzhe peralkaline granite...and can be found at the NE and SE margins of the complex, in contact with Jurassic volcanic tuff, and as...(zone IV) occurs at the bottom of the Baerzhe complex. The hypersolvus granites are fine- grained and...Baerzhe deposit are hingganite-(Y), monazite-(Ce), bastnäsite-(Ce) and britholite-(Ce). Hingganite-(Y) is the |  | | Journal (article/letter/editorial) | | 2001; Yang et al., 2014), the Bokan Mountain complex in ur Southeastern Alaska (Thompson et al., 1982;...in H2O-rich systems of such as Strange Lake and Amis, arfvedsonite is the major ferromagnesian mineral...elpidite and narsarsukite) and -p other minerals (bastnäsite-(Ce), fluocerite-(Ce) and pyrochlore), many of...reported by Schmitt et al. (2002) for pegmatites in the Amis Jo system. ur intrusion. This aqueous phase...the loss of CO2 from the system, initially as bastnäsite (Ce) and fluocerite-(Ce) and later as ferriallanite-(Ce) |  | Sheard, E. R., Williams-Jones, A. E., Heiligmann, M., Pederson, C., Trueman, D. L. (2012) Controls on the Concentration of Zirconium, Niobium, and the Rare Earth Elements in the Thor Lake Rare Metal Deposit, Northwest Territories, Canada. Economic Geology, 107 (1) 81-104 doi:10.2113/econgeo.107.1.81 | Journal (article/letter/editorial) | | alkaline to peralkaline Blachford Lake Intrusive Complex. A layered alkaline suite dominated by aegirine...considered to represent the youngest phase of the complex. Much of the rare metal mineralization occurs in...present mainly in monazite-(Ce), allanite-(Ce), bastnäsite-(Ce), parisite-(Ce), and synchysite-(Ce). Much...later altered in situ to zircon-fergusonite-(Y)-bastnäsite-(Ce)-parisite-(Ce)-synchysite-(Ce)-allanite-...peralkaline granites of the Khadlzan-Buregtey Granitoid Complex of 2.65, 0.58, and 0.62 wt %, respectively. In |  | Zozulya, Dmitry, Lyalina, Lyudmila, Macdonald, Ray, Bagiński, Bogusław, Savchenko, Yevgeny, Jokubauskas, Petras (2019) Britholite Group Minerals from REE-Rich Lithologies of Keivy Alkali Granite—Nepheline Syenite Complex, Kola Peninsula, NW Russia. Minerals, 9 (12) 732 doi:10.3390/min9120732 | Journal (article/letter/editorial) | | Lithologies of Keivy Alkali Granite—Nepheline Syenite Complex, Kola Peninsula, NW Russia Dmitry Zozulya 1, *...Abstract: The Keivy alkali granite-nepheline syenite complex, Kola Peninsula, NW Russia, contains numerous associated...Zr-REE-Y-Nb occurrences and deposits, formed by a complex sequence of magmatic, late-magmatic, and post-magmatic...syenites and carbonatites. In addition, in some complex rare-metal deposits related to felsic and intermediate...chemistry of the environment of formation and reflect complex isomorphic solid solutions among the britholite |  | | Journal (article/letter/editorial) | | Mineralization in the Ambohimirahavavy Alkaline Complex, Madagascar Guillaume Estrade,1 Stefano Salvi,1...Abstract The Cenozoic Ambohimirahavavy alkaline complex in Madagascar consists of several syenitic to granitic...(HFSE)-rich phases consist mainly of zircon, bastnäsite-(Ce), and Ca-REE-, and Ca-HFSE-rich phases in...In the exoskarn, the main HFSE-rich phases are bastnäsite-(Ce), zircon, pyrochlore, Nb-rich titanite, and...these conditions, the fluid was in the two-phase region and vapor dominated. The rare metals were deposited |  | Kynicky, J., Chakhmouradian, A. R., Xu, C., Krmicek, L., Galiova, M. (2011) DISTRIBUTION AND EVOLUTION OF ZIRCONIUM MINERALIZATION IN PERALKALINE GRANITES AND ASSOCIATED PEGMATITES OF THE KHAN BOGD COMPLEX, SOUTHERN MONGOLIA. The Canadian Mineralogist, 49 (4) 947-965 doi:10.3749/canmin.49.4.947 | Journal (article/letter/editorial) | | GRANITES AND ASSOCIATED PEGMATITES OF THE KHAN BOGD COMPLEX, SOUTHERN MONGOLIA Jindrich KYNICKY§ Department...Republic Abstract The western part of the Khan Bogd complex, in the south Gobi desert, southern Mongolia, comprises...aplite–pegmatite bodies are texturally and compositionally complex products of Zr enrichment during the differentiation...Bogd (or Khan Bogdo or Khan-Bogdinskii) igneous complex, in Mongolia, one of the largest known intrusions...understood. The recent revival of interest in complex Zr–Y–REE deposits (e.g., Knox et al. 2009, Nebocat |  | Bagiński, Bogusław, Zozulya, Dmitry, MacDonald, Ray, Kartashov, Pavel M., Dzierżanowski, Piotr (2016) Low-temperature hydrothermal alteration of a rare-metal rich quartz–epidote metasomatite from the El'ozero deposit, Kola Peninsula, Russia. European Journal of Mineralogy, 28 (4) 789-810 doi:10.1127/ejm/2016/0028-2552 | Journal (article/letter/editorial) | | ed pr Abstract: The Keivy peralkaline granite complex, Kola Peninsula, Russia, is the only Archaean A-type...contains numerous rare-metal occurrences, formed by a complex sequence of magmatic, late magmatic and hydrothermal...were then altered by lower-temperature fluids to complex assemblages containing ferriallanite–allanite-(Ce)...report on the later metasomatic events, where a complex sequence of alteration events produced ferriallanite–allanite...represents a contribution to our understanding of the complex evolution of the El’ozero deposit, which involved |  | | Journal (article/letter/editorial) | | Early Jurassic Bokan Mountain peralkaline granitic complex (southeastern Alaska): Geochemistry, petrogenesis...Jurassic (ca. 177 Ma) Bokan Mountain granitic complex, located on southern Prince of Wales Island, southernmost...Cordillera and was emplaced during a rifting event. The complex is a circular body (~3 km in diameter) of peralkaline...extensive fractional crystallization. The Bokan complex hosts significant rare-metal (REE, Y, U, Th, Nb)...the late-stage crystallization history of the complex which involved the overlap of emplacement of felsic |  | | Journal (article/letter/editorial) | | post-magmatic products of the Keivy alkali granite complex, NW Russia Dmitry Zozulya, Ray Macdonald, Bogusław...post-magmatic products of the Keivy alkali granite complex, NW Russia, Ore Geology Reviews (2020), doi: https://doi...post-magmatic products of the Keivy alkali granite complex, NW Russia Dmitry Zozulya a,*, Ray Macdonald b... Zozulya). Abstract The Keivy alkali granite complex, Kola Peninsula, NW Russia, contains numerous Zr-REE-YNb...Zr-REE-YNb occurrences and deposits, formed by a complex sequence of pegmatitic, hydrothermal and metasomatic |  | | Journal (article/letter/editorial) | | rare metal potential of the peralkaline volcanic complex of the southern Peak Range, Central Queensland...rare metal potential of the peralkaline volcanic complex of the southern Peak Range, Central Queensland...rare metal potential of the peralkaline volcanic complex of the southern Peak Range, Central Queensland...evidence of hydrothermal alteration across the region also raised the potential that higher grade rare...produced by hydrothermal activity may exist in the region. Keywords: Peak Ranges; peralkaline rhyolite; |  | MacDonald, Ray, Bagiński, Bogusław, Kartashov, Pavel M., Zozulya, Dmitry, Dzierżanowski, Piotr (2015) Interaction Of Rare-Metal Minerals With Hydrothermal Fluids: Evidence From Quartz–Epidote Metasomatites Of The Haldzan Buragtag Massif, Mongolian Altai. The Canadian Mineralogist, 53 (6) 1015-1034 doi:10.3749/canmin.1400023 | Journal (article/letter/editorial) | | essentially a continuous sequence of events during a complex evolutionary history, a peralkaline granitic pegmatite...-carbonate assemblages and fergusonite-(Y) by complex hingganite–cerite–thorite assemblages. Late-stage...Williams-Jones 2006, Gysi & Williams-Jones 2013); Amis, Namibia (Schmitt et al. 2002), Tamazeght, Morocco (Salvi...some distance from the ore zones; they form a complex of ore-free metasomatites. This study is focused...electron microprobe at the Inter-Institute Analytical Complex at the Institute of Geochemistry, Mineralogy, and |  | | Journal (article/letter/editorial) | | (Salvi and Williams-Jones, 1990) and the Tamazeght complex in Morocco 325 (Salvi et al., 2000) provide direct...intrusions in other parts of the world, notably, the Amis (Namibia), Tamazeght (Morocco) and Khan Bogd (Mongolia)...1997) mid-Proterozoic intrusion extending over an area of 35 km2 on the border between Québec and Labrador...filled by quartz. The red box in (c) shows the mapped area in Fig. 8. (For interpretation of the references...crystals. The red boxes in (a) and (d) show the mapped area in Figs. 10 and 9, respectively. (For interpretation |  | | Report (issue) | | Kearns 12. Post-Paleozoic magmatism in Angola and Namibia: A review . . . . . . . . . . . . . . . . . . ...propagation into the southern Tyrrhenian backarc region. . . . . . . . . . . . . . . . . . . . . . . ....Saharan zone, Cameroon volcanic line, Angola and Namibia, and the East African Rift system. This Special...in a schematic lithospheric profile of the Bayuda area includes predominantly granitoids, migmatites, and...studies of xenoliths from the lower crust in the region are from the Arabian plate, where juvenile Neoproterozoic |
|
