 | | Journal (article/letter/editorial) | | Mineralization in Peralkaline Granites from the Amis Complex, Brandberg (Namibia): Evidence for Magmatic Pre-enrichment...Germany Abstract The Amis Complex is a late intrusive phase associated with the Brandberg anorogenic granite...of the Amis Complex, Namibia, which is a satellite intrusion of the Early Cretaceous Brandberg anorogenic...of postmagmatic element redistribution in the Amis Complex. Mass-balance calculations that were performed...roofward enrichment. Geology of the Amis Complex Geologic setting The Brandberg massif (Daureb in the local Damara |  | | Book | | AiAiba / farm Anibib 136 8 Grosse Spitzkoppe, Erongo 9 , .,/, loringa tree . Khomas Highland...station Garub near Aus Nature conservation, Erongo 16 Welwitschia, Goboboseb Mountains 17 ....Northwest Region including Damaraland The Central Namib Desertand Escarpment The Spitzkoppen The Erongo Mountains...The Central Escarpment- The Nauchas-Gamsberg-Hakos Area West and South of Rehoboth The Central and South-CentralDeposits...Copper Deposits The South The Pegmatitesin Central Namibia Luderitz and the Diamonds 44 49 241 254 272 275 |  | | Journal (article/letter/editorial) | | fluocerite-(Ce)), whereas zirconosilicates and secondary gadolinite-group minerals controlled the mobility of Zr...(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... Source REE-bearing silicates Allanite-(Ce) Gadolinite-(Y) Gerenite-(Y) Kainosite-(Y) Ca(La,Ce,Nd) |  | | Book | | REPUBLIC OF NAMIBIA - MINISTRY OF MINES AND ENERGY GEOLOGICAL SURVEY THE MINERAL RESOURCES OF NAMIBIA FIRST...ENERGY Of the several hundred minerals present in Namibia, around sixty have been exploited. some, such as...base metals and industrial minerals have helped Namibia rank amongst the top five mining countries in Africa...terms of production and reserves. In this context, Namibia is a major producer of copper, lead, zinc, cadmium...unpublished. It is evident that mineral exploration in Namibia, as elsewhere. has changed from serendipitous discoveries |  | 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) | | 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...bastnäsite (Strange Lake complex; Salvi and Williams-Jones, 1990) and zircon (Tamazeght complex, Morocco; Salvi..., 2005; Beeskow et al., 2005), the Ilímaussaq complex, Greenland (e.g., Petersilie and Sørensen, 1970;...Strange Lake complex, Canada (Salvi and Williams-Jones, 1992), and the Tamazeght complex, Morocco (unpublished |  | 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) | | 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...reported by Schmitt et al. (2002) for pegmatites in the Amis Jo system. ur intrusion. This aqueous phase...fluocerite-(Ce) and later as ferriallanite-(Ce), gadolinite-(Y) and gadolinite(Yb) (Vasyukova and Williams-Jones, 2019)...pegmatites and adjacent granites as chemically more complex low temperature minerals (280 to <150°C), from |  | Su, Hui-Min, Jiang, Shao-Yong, Zhu, Xin-You, Duan, Zhen-Peng, Huang, Xing-Kai, Zou, Tao (2021) Magmatic-hydrothermal processes and controls on rare-metal enrichment of the Baerzhe peralkaline granitic pluton, inner Mongolia, northeastern China. Ore Geology Reviews, 131. 103984pp. doi:10.1016/j.oregeorev.2021.103984 | Journal (article/letter/editorial) | | Cassiterite Columbite-(Fe) Fluocerite-(Ce) Gadolinite-(Ce) Gadolinite-(Y) Genthelvite Hingganite-(Ce) Hingganite-(Y)...Transsolvus granite Subsolvus granite Ce), gadolinite-(Y, Ce), along with bastnäsite-(Ce), are the...et al., 2014). The Baerzhe pluton has an outcrop area of about 0.4 km2 and is divided into the East body...body in some Chinese literature) with an exposed area of 1.25 km2 was later discovered (Fig. 1c). The...and includes a large number of minerals. The gadolinite group minerals hingganite-(Y, 3. Petrography |  | 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...lower-temperature fluids to complex assemblages containing ferriallanite–allanite-(Ce), gadolinite-group minerals...report on the later metasomatic events, where a complex sequence of alteration events produced ferriallanite–allanite...mineral assemblage, which includes members of the gadolinite group, thorite, Nb,Y-oxides and REE-carbonates |  | | 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 |  | Wang, Lize, Xu, Cheng, Zhao, Zheng, Song, Wenlei, Kynicky, Jindrich (2015) Petrological and geochemical characteristics of Zhaibei granites in Nanling region, Southeast China: Implications for REE mineralization. Ore Geology Reviews, 64. 569-582 doi:10.1016/j.oregeorev.2014.04.004 | Journal (article/letter/editorial) | | characteristics of Zhaibei granites in Nanling region, Southeast China: Implications for REE mineralization...weathering profile of granitoid rocks from Nanling region of Southeast China is an important REE resource...Note that most Jurassic granitoids in the Nanling region contain no REE minerals and cannot produce REE...crust-derived REE deposits related to granitoids in Nanling region of Southeast China are rare because few granitoids...characteristics of Zhaibei granites in Nanling region, Southeast China: Implications for REE mineralization |  | | Journal (article/letter/editorial) | | This mineralogical diversity, in addition to the complex geological history of the pluton, provides a unique...chevkinite, xenotime, cerite, synchysite, and gadolinite are commonly found in A-type granites worldwide...their formation conditions are still limited. The complex geological history of this pluton provides a unique...Pluton. (b) Geological map of the Wentworth pluton area showing the geographic distribution of the studied...faults (Koukouvelas et al. 2002). The plutonic complex was compartmentalized into smaller blocks with |  | | 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...a rapid separation of the magma from its source region, which triggered the discharge of a relatively...ilmenite-bearing alkaline rocks to rocks containing complex alkali-zircono- and sodium titano-silicates, and |  | | Journal (issue) | | for any number of concurrent users across a local area net\,vork. Subscription offices: USA/North America:...Pakistan; Minas Gerais in Brazil; Mozambique and Namibia in Africa; Australia; Madagascar; Italy; Ukraine;...source of some amazing gem material. --.In fact, the region was one of the world's leading sources of gem tourmaline...mentioned under topaz, and placer deposits in the area, have also produced fine orange gem spessartine...along with active smaller operations throughout the area, the end of gem mining in southern California has |
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