 | Hatert, FrĂ©dĂ©ric, LefĂšvre, Pierre, Fransolet, AndrĂ©-Mathieu, Spirlet, Marie-Rose, Rebbouh, Leila, Fontan, François, Keller, Paul (2005) Ferrorosemaryite, NaFe2+Fe3+Al(PO4)3, a new phosphate mineral from the Rubindi pegmatite, Rwanda. European Journal of Mineralogy, 17 (5) 749-759 doi:10.1127/0935-1221/2005/0017-0749 | Journal (article/letter/editorial) | | a new phosphate mineral from the Rubindi pegmatite, Rwanda FRĂDĂRIC HATERT1,*, PIERRE LEFĂVRE1, ANDRĂ-MATHIEU...is a new mineral species from the Rubindi pegmatite, Rwanda. It occurs as large idiomorphic grains reaching...Rubindi pegmatite, Rwanda. Introduction Among the four valid type-minerals reported in Rwanda, three...three were described in the Buranga pegmatite, which is host to over hundred of other mineral species (Daltry... More than half of the recorded minerals from Buranga are phosphates, of which two compositional groups |  | | Journal (article/letter/editorial) | | Mineralization Kiharan Proterozoic Central Africa Pegmatite 1. Introduction The middle Proterozoic Kibaran...southwest, through Zaire, Burundi, Tanzania, and Rwanda to southwest Uganda in the north northeast. Its...Rift and a northeastern province covering Burundi, Rwanda, the west lake district of Tanzania, and southwest...Irurnlde belt, Since the discovery of the first cassiterite deposits after the First World War, the Kibaran...commodities. Cumulative cassiterite production in the northeastern province, for example, may be estimated |  | | Journal (article/letter/editorial) | | Kibaran orogenic belt extending lrom Uganda. through Rwanda and Kivu. Maniema and Shaba provinces o l Zaire...belt. Another characteristic. lithiumbearing pegmatite procince is lound in the basement rocks o f Zimbabwe...south Africa Beryl Cassiterite 1. Introduction Although the major granite pegmatite regions of Africa...demand. The present study reviews the principal pegmatite regions in Africa, where extensive mining of minerals...paid t o the mineralogy and geochemistry of the pegmatite deposits, and in particular t o tin and tantalum |  | Graupner, T., Melcher, F., GĂ€bler, H.-E., Sitnikova, M., BrĂ€tz, H., Bahr, A. (2010) Rare earth element geochemistry of columbite-group minerals: LA-ICP-MS data. Mineralogical Magazine, 74 (4) 691-713 doi:10.1180/minmag.2010.074.4.691 | Journal (article/letter/editorial) | | during progressive evolution of the melt in a pegmatite body (either Nb ? Ta or Fe ? Mn fractionation...melt. In general, CGM from each individual Ta-ore province are characterized by a predominance of one type...mineral-melt partitioning during crystallization of the pegmatite body and by secondary hydrothermal or weathering...causing addition, loss or redistribution of REE. Pegmatite bodies may contain up to several generations of...provide constraints on the genesis of rare-element pegmatite systems. Furthermore, it may be used as a valuable |  | | Journal (article/letter/editorial) | | both within the belt and in foreland troughs. The western molasse and the whole belt were again orogenically...southwest, through Zaire, Burundi, Tanzania and Rwanda to southwestern Uganda in the NNE. Its overall...Rift and a northeastern province covering Burundi, Rwanda, the West Lake district of Tanzania and southwest...northeastern province is the main subject of this paper (Fig. 2 ). Since the discovery of cassiterite deposits...No---Nyamulilo W; Rh--Ruhiza W. Rwanda: B---Bugarama W; Bu--Buranga pegmatite; Mi--Miyove Au; G--Gifurwe W; |  | | Journal (article/letter/editorial) | | (mainly Rwanda and the DR Congo), around the Kenticha mine (Ethiopia) and in the Alto Ligonha Province (Mozambique)...columbite-tantalite is typical of the Alto Ligonha Province (Mozambique), the Arabian-Nubian Shield (Egypt...1992; ÄernĂœ et al., 2005). The provenance of pegmatite magmas remains poorly understood. Based on a study...afïŹliation and rare-element signature of the granite-pegmatite systemsâ. Peraluminous granites and associated...deïŹned and include, in order of relative importance, Rwanda, the Democratic Republic of the Congo (DRC), Mozambique |  | | Journal (article/letter/editorial) | | host large amounts of mineral resources such as cassiterite, wolframite, gold, and columbite-group minerals...occurrences of economic interest, such as gold, cassiterite, wolframite, and (Nb-Ta) columbite-group minerals...belts, which extend over 700 km from the Katanga Province (Southeastern Congo) to Uganda, were formed by...by the Mesoproterozoic collision of the Western Congo Craton, with the Eastern Tanzanian, Bangweulu, and...KaragweAnkole Belt (KAB) to the northeast (Burundi, Rwanda, and Uganda). The KIB is separated from the KVB |  | | Report (issue) | | USA); arsenopyrite, stannite, pyrite, andorite, cassiterite, zinkenite (Bolivia). Distribution: From the...Sweden. At Mbale, Uganda. In the Buranga pegmatite, near Gatumba, Rwanda. In the USA, large crystals from...Pennington Co., South Dakota; in the White Picacho district, Maricopa and Yavapai Cos., Arizona. From the |  | Melcher, Frank, Graupner, Torsten, GĂ€bler, Hans-Eike, Sitnikova, Maria, Henjes-Kunst, Friedhelm, OberthĂŒr, Thomas, Gerdes, Axel, Dewaele, Stijn (2015) Tantalumâ(niobiumâtin) mineralisation in African pegmatites and rare metal granites: Constraints from TaâNb oxide mineralogy, geochemistry and UâPb geochronology. Ore Geology Reviews, 64. 667-719 doi:10.1016/j.oregeorev.2013.09.003 | Journal (article/letter/editorial) | | 3.2. Kamativi Schist Belt (western Zimbabwe) 4.3.3. Orange River Pegmatite Belt (Namibia, South Africa)...Radiometric data 4.4.2.2. Mineralogy 4.4.3. Alto-Ligonha Province (northern Mozambique) 4.4.3.1. Radiometric data...3.2. Kamativi Schist Belt 5.3.3. Orange River Pegmatite Belt 5.4. Late Neoproterozoic to early Paleozoic...Pegmatites of Ethiopia and Somalia 5.4.3. Alto-Ligonha Province (Mozambique) 5.4.4. Damara Belt (Namibia) 5.4...presented for 13 rare-element granite NU and pegmatite districts in Africa, covering Archean, Paleoproterozoic |  | | Journal (article/letter/editorial) | | the JaÌlama batholith in the NavasfrıÌas Sn-W District, Salamanca, Spain T. LLORENS* AND M. C. MORO...crystallized to form a group of intra-granitic pegmatite dykes, which are hosted by its outermost facies...fractures to form the Cruz del Rayo field of pegmatite dykes, which are hosted by pre-Ordovician low-grade...series. A strong albitization of the granitic and pegmatite rocks led to the replacement of the primary assemblage...interaction. Introduction SECONDARY granite and pegmatite phosphates have been extensively documented (e |  | | Book | | MINERALS& GEMSTONES of East Africa Burundi, Kenya, Rwanda, Tanzania and Uganda Bruce Cairncross Published...East African resources 12 Burundi 13 Kenya 14 Rwanda 16 Tanzania 17 Uganda 20 Gemological properties...is not commonly known that neighbouring Uganda, Rwanda and Burundi are also sources of some interesting...the gem-quality tourmaline that can be found in Rwanda). Literature on the subject is limited; the previous...of the five featured countries - Burundi, Kenya, Rwanda, Tanzania and Uganda - and introduces the reader |  | Hatert, FrĂ©dĂ©ric, Philippo, Simon, Ottolini, Luisa, Dal Bo, Fabrice, Scholz, Ricardo, Chaves, MĂĄrio L.S.C., Yang, Hexiong, Downs, Robert T., Menezes Filho, Luiz A.D. (2017) Wilancookite, (Ba, K, Na)8 (Ba, Li, [])6 Be24 P24 O96·32H2O, a new beryllophosphate with a zeolite framework. European Journal of Mineralogy, 29 (5) 923-930 doi:10.1127/ejm/2017/0029-2661 | Journal (article/letter/editorial) | | from the Lavra Ponte do PiauĂ complex granitic pegmatite, Minas Gerais, Brazil. It occurs as tiny dodecahedral...are albite, montebrasite, Li-bearing micas, cassiterite, elbaite and quartz, while the secondary phosphate...beryllophosphate; zeolite framework; crystal structure; pegmatite; Minas Gerais; Brazil. 35 1. Introduction 36...most important pegmatite provinces in the world, the Eastern Brazilian Pegmatite Province (EBPP). This...This province is located at the East side of the SaĂ” Francisco craton, mainly in the state of Minas Gerais |  | | Journal (issue) | | Richard A. Bideaux M ineralogist feature articles Pegmatite Phosphates: Descriptive Mineralogy and Crystal...Supply Co. $65.00. The Mineralogical Record Pegmatite Phosphates: Descriptive Mineralogy and Crystal...phosphate minerals, which occur at all stages of pegmatite genesis, are among the most extensive of any mineral...interest in them than mineralogists. No doubt, the pegmatite phosphates prove most reward ing collecting material...collectors overlook them so that many of the classical pegmatite localities, presently abandoned, still may yield |  | | Journal (article/letter/editorial) | | ; Wilson and Martin, 1964), at Kamativi for cassiterite (Fick, 1960), and to a lesser extent at the Benson...other lithium minerals except in the Mterikati pegmatite. Lithiophorite is the only other lithium mineral...the Dam Site pegmatite. The refractive indices of montebrasite from the Benson 2 pegmatite (no. 13, table...replaces montebrasite in a sample from the Bikita pegmatite and members of the goyazite and possibly of the...in six perthite-rich pegmatites from the Miami district of Rhodesia appears to be manganoan fluorapatite |  | Atencio, D., Coutinho, J. M.V., Mascarenhas, Y. P., Ellena, J. A. (2006) Matioliite, the Mg-analog of burangaite, from Gentil mine, Mendes Pimentel, Minas Gerais, Brazil, and other occurrences. American Mineralogist, 91 (11) 1932-1936 doi:10.2138/am.2006.2233 | Journal (article/letter/editorial) | | hydrothermal mineral in the Gentil mine granite pegmatite, Mendes Pimentel Co., Minas Gerais, Brazil. Some...are the type locality (Buranga pegmatite, near Gatumba, Giseney province, Rwanda), studied by von Knorring...(1997), and HĂ„lsjöberg, near EkshĂ€rad, VĂ€rmland province, Sweden (Ek and Nysten 1990). 1932 ATENCIO...mineral in vugs from the Gentil mine granitic pegmatite, Mendes Pimentel Co., Minas Gerais, Brazil. This...triplite, and vivianite. Other minerals found in the pegmatite include: quartz, albite, microcline, muscovite |  | Hulsbosch, Niels, Hertogen, Jan, Dewaele, Stijn, AndrĂ©, Luc, Muchez, Philippe (2014) Alkali metal and rare earth element evolution of rock-forming minerals from the Gatumba area pegmatites (Rwanda): Quantitative assessment of crystal-melt fractionation in the regional zonation of pegmatite groups. Geochimica et Cosmochimica Acta, 132. 349-374 doi:10.1016/j.gca.2014.02.006 | Journal (article/letter/editorial) | | rock-forming minerals from the Gatumba area pegmatites (Rwanda): Quantitative assessment of crystal-melt fractionation...fractionation in the regional zonation of pegmatite groups Niels Hulsbosch a,â, Jan Hertogen a, Stijn Dewaele...whole sequence of regional pegmatite zonation. The Gatumba pegmatite ïŹeld (Rwanda, Central Africa) is chosen...diïŹerentiation process in the development of regional pegmatite zonation. Moreover (1) it demonstrates the continuity...process from biotite pegmatites to rare-element pegmatite and indicates a genetic link among them; and (2) |  | Hien-Dinh, Thi Thu, Dao, Duy Anh, Tran, Tam, Wahl, Michael, Stein, Eckardt, GierĂ©, Reto (2017) Lithium-rich albiteâtopazâlepidolite granite from Central Vietnam: a mineralogical and geochemical characterization. European Journal of Mineralogy, 29 (1) 35-52 doi:10.1127/ejm/2017/0029-2581 | Journal (article/letter/editorial) | | discovered in the La Vi mining district, located in Quang Ngai Province, Central Vietnam. The Li-rich...herderite, ïŹ ïŹuorapatite, uorapatite, topaz, and cassiterite, as well as accessory beryl and goyazite. Electron...which occur in the northern part of La Vi mining district (Thong et al., 2009). The quaternary is represented...2011). The mineralization in the La Vi mining district took place in three stages, as indicated by ïŹuid-inclusion...2011). â High-temperature hydrothermal stage: Cassiterite-rich greisens were formed in the granitic rocks |  | | Journal (article/letter/editorial) | | Anstru'cr Alluaudite is described from a Black Hills pegmatite. Alluaudite is monoclinic, probThe six stronger...in Table 3' INrnopucrrorq Alluaudite from a pegmatite near Chanteloube in west-central France was describedby...occurrencein the United States. At the Green pegmatite, 3 miles northeast of Pringle, South Dakota, near...stage; they are often closely associated with cassiterite, and in many instances have suffered partial...Chanteloube, Haute Vienne, France, and the Buranga pegmatite (lat. 1"48' S., long. 29o40'E.) in Ruanda |  | | Journal (volume) | | Mineralization in the Migori Greenstone Belt, Macalder, Western Kenya: J. S. Ogola. . . . . . . . . . . . . . ...Precambrian Gabbro- anorthosite Complexes, Tete Province, Mozambique: M. W. C. Barr and M. A. Brown .....Discussion with Reference to the Niger-Nigerian Province: J . Kinnaird and P. Bowden . . . . . . . . ....Goedynamic Significance of Alkaline Magmatism in the Western Mediterranean Compared with West Africa : B. Bonin...Geochemical Characteristics of the Nigerian Anorogenic Province: R. A. Batchelor . . . . . . . . . . . . . . |  | | Book | | RELATIONSHIP OF THE MALAWI CARBONATITEALKALINE PROVINCE AND THE LUPATA-LEBOMBO VOLCANICS 237 A, R. Woolley...Gass 14 THE EVOLUTION OF THE TIBESTI VOLCANIC PROVINCE, EASTERN SAHARA P. M., Vincent : 15 THE STRUCTURAL...Highlands and part in the Midland Valley. In the Western Highlands he and Richey established for the first...concentrations. Such was the study of the Nuanetsi Igneous Province in Rhodesia. The ring complexes there appeared...200. The parent magma of the British Tertiary Province. Summ. Progr. geol. Surv. G.B., Pt. 2 (for 1930) |  | | Journal (article/letter/editorial) | | phoshate mineral associations of the Tsaobismund pegmatite, Namibia Andr6-Mathieu Fransolet l, Paul Keller...phosphate minerals occurring in the Tsaobismund pegmatite. This investigation is complemented by wet chemical...processes have been recognized in the Tsaobismund pegmatite: (i) the Mason-Quensel sequence results from a...beryl, lithium ores, columbitetantalite, and cassiterite. Today, only a few mines are still active. Several...Frommurze et al. 1942), with the description of the pegmatite bodies (Cameron 1955), and with the evolution |  | | Book (edition) | | Sulfur, native Bismite yes Zincite lamellar Cassiterite pseudohexagonal stellate or reticulate forms...internal reflections); Madenköy Mine, Ăayeli, Rize Province, Black Sea Region, Turkey (sample: Halbach); XPL...grey; arg); Monte Narba Mine, San Vito, Cagliari Province, Sardinia, Italy; PPL B Same sample as above:...grey); HimmelsfĂŒrst Mine, Brand-Erbisdorf, Freiberg District, Erzgebirge, Sachsen, Germany (sample: Seifert);...Carletonville, Western Sector, Far West Rand (West Wits Line), Witwatersrand field, Gauteng Province, South Africa; |  | | Journal (article/letter/editorial) | | mineral phases from the KrĂĄsno  HornĂ Slavkov area, western Bohemia, Czech Republic NovĂ© minerĂĄlnĂ fĂĄze z oblasti...mineral species  from KrĂĄsno  HornĂ Slavkov, western Bohemia, Czech Republic. The phases characterized...mineralization in the HornĂ Slavkov  KrĂĄsno ore district, presented in this issue of the Journal (Beran...mineral from the Geschieber vein in the JĂĄchymov ore district (KruÂnĂ© hory, Czech Republic). The samples from...Oktyabrskaya vein of the HornĂ Slavkov uranium ore district (PlĂĄÂil et al. 2006). The phase occurs in uraninite |  | | Book | | Sciences Harald G. Dill The HagendorfPleystein Province: the Center of Pegmatites in an Ensialic Orogen...Pirajno, Geological Survey of Western Australia, and The University of Western Australia, Perth, Australia...com/series/7377 Harald G. Dill The Hagendorf-Pleystein Province: the Center of Pegmatites in an Ensialic Orogen...quartz at the core of the pegmatite is concerned. In comparison with other pegmatite deposits in the area...area, however, the Hagendorf-Pleystein Pegmatite Province (HPPP) is not only the largest concentration of |  | Dill, H. G., Melcher, F., Gerdes, A., Weber, B. (2008) THE ORIGIN AND ZONING OF HYPOGENE AND SUPERGENE Fe-Mn-Mg-Sc-U-REE PHOSPHATE MINERALIZATION FROM THE NEWLY DISCOVERED TRUTZHOFMUHLE APLITE, HAGENDORF PEGMATITE PROVINCE, GERMANY. The Canadian Mineralogist, 46 (5) 1131-1157 doi:10.3749/canmin.46.5.1131 | Journal (article/letter/editorial) | | DISCOVERED TRUTZHOFMĂHLE APLITE, HAGENDORF PEGMATITE PROVINCE, GERMANY Harald G. DILL§ and Frank MELCHER...TrutzhofmĂŒhle (THM) at the western border of the Hagendorf Pegmatite Province, Germany. We describe the...silicates. In contrast with the neighboring Hagendorf pegmatite, the magmatic and hydrothermal phosphate mineralization...ablation, TrutzhofmĂŒhle, Hagendorf Pegmatitic Province, Germany. Sommaire Une venue aplitique contenant...TrutzhofmĂŒhle (THM), Ă la limite occidentale de la province pegmatitique de Hagendorf, en Allemagne. Nous |
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