 | | Journal (article/letter/editorial) | | the muscovite ^lepidolite series from Karibib pegmatites, Namibia E. RODA1,*, P. KELLER2, A. PESQUERA1...Kristallchemie, Universitat Stuttgart, Pfaffenwaldring 55, D-70569 Stuttgart, Germany 3 Laboratoire de Cristallographie...evolved pegmatites from the Okatjimukuju-Kaliombo portion of the Karibib belt, Namibia. The compositional variations...degree of pegmatite evolution, but also on the position in the internal zonation of the pegmatite. Micas...could be related to subsolidus processes. Some pegmatite bodies show a complete internal evolution, developed |  | | Book | | Twyfelfontein 7 AiAiba / farm Anibib 136 8 Grosse Spitzkoppe, Erongo 9 , .,/, loringa tree ...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...Copper Deposits The South The Pegmatitesin Central Namibia Luderitz and the Diamonds 44 49 241 254 272 275... Encyclopedia of the Mineralsof Namibia 443 Meteorites in Namibia Bibliography Index Photo credits |  | Baldwin, J. R., Hill, P. G., von Knorring, O., Oliver, G. J. H. (2000) Exotic aluminium phosphates, natromontebrasite, brazilianite, goyazite, gorceixite and crandallite from rare-element pegmatites in Namibia. Mineralogical Magazine, 64 (6) 1147-1164 doi:10.1180/002646100549940 | Journal (article/letter/editorial) | | and crandallite from rare-element pegmatites in Namibia J. R. BALDWIN1,*, P. G. HILL2, O. VON KNORRING3...rare-element pegmatites from the KaribibUsakos area, Namibia, have been investigated using the electron microprobe...F) is reported from the Daheim pegmatite. In the Okatjimukuju pegmatite, montebrasite has been replaced...with crandallite, goyazite and gorceixite at Okatjimukuju. The occurrence of these minerals offers insight...post-magmatic fluids in these pegmatites. K EY WORDS : Namibia, exotic aluminium phosphates, lithium pegmatites |  | Vignola, Pietro, Hatert, FrĂ©dĂ©ric, Roda-Robles, EncarnaciĂłn, Simmons, William B., Francis, Carl A. (2014) PEGMATITIC PHOSPHATE: A TRIBUTE TO FRANĂOIS FONTAN, ANDRĂ-MATHIEU FRANSOLET, AND PAUL KELLER. The Canadian Mineralogist, 52 (2) 121-128 doi:10.3749/canmin.52.2.121 | Journal (article/letter/editorial) | | the petrologic processes involving both single pegmatite dikes and entire pegmatitic swarms or fields....revealing the geological history of the hosting pegmatite. The central part of the 20th century was characterized... occurrence, and the features of the hosting pegmatite. As an example, the first complete descriptions...phosphate paragenesis characterizing a specific pegmatite are due to Mason (1941) and Quensel (1952), who...studies about: primary hagendorfite at the Kibingo pegmatite (Fransolet et al. 2004); the minerals belonging |  | Vignola, Pietro, Gatta, G. Diego, Hatert, FrĂ©dĂ©ric, Guastoni, Alessandro, Bersani, Danilo (2014) On the crystal-chemistry of a near-endmember triplite, Mn2+2(PO4/sub>)F, from the Codera valley (Sondrio Province, Central Alps, Italy) The Canadian Mineralogist, 52 (2) 235-245 doi:10.3749/canmin.52.2.235 | Journal (article/letter/editorial) | | 106.16(2)°; space group I 2/a], from a granitic pegmatite exposed in the Codera Valley (Sondrio Province...triplite up to 5 mm in size, hosted in a granitic pegmatite dike, and in close association with fluorapatite...Nunes 1968); Tsaobismund, Namibia (Fransolet et al. 1986); Okatjimukuju, Namibia (Keller & Von Knorring...South Australia (Lottermoser & Lu 1997); Cañada pegmatite, Spain (Roda et al. 2004). Chemical analyses of...masses of triplite were collected from a granitic pegmatite dike located in the Codera Valley (Novate Mezzola |  | | Journal (article/letter/editorial) | | transformations of triphylite from the Nanping No. 31 pegmatite dyke, southeastern China CAN RAO1,*, RU CHENG...phosphates was investigated in the Nanping No. 31 pegmatite, southeastern China. Two types of triphylite were...white mica from zones III and IV, whereas triphylite-II occurs as veinlets or aggregates in the fractures...Na-rich, and Ca-rich hydrothermal stages. Triphylite-II is mainly replaced by fluorapatite, anapaite, and...lazulite, anapaite, ludlamite, Nanping No. 31 pegmatite, China. 1. Introduction Triphylite, Li(Fe,Mn)2ĂŸPO4 |  | | Journal (article/letter/editorial) | | with Li and Sn, which is in agreement with the pegmatite field zonation established in the literature....Distribution of the pegmatite groups recognized in the Fregeneda area (* numbers of pegmatite types as in Table...layers. Previous works on the description of the pegmatite bodies, their mineralogy and their petrogenesis...phosphates that appear in the various different pegmatite bodies, as well as to specify the mineralogical...in the different pegmatite types of the Fregeneda area Phosphate minerals Pegmatite type Ideal formula |  | Roda-Robles, E., Galliski, M. A., Roquet, M. B., Hatert, F., de Paeseval, P. (2012) Phosphate nodules containing two distinct assemblages in the Cema granitic pegmatite, San Luis province, Argentina: Paragenesis, composition and significance. The Canadian Mineralogist, 50 (4) 913-931 doi:10.3749/canmin.50.4.913 | Journal (article/letter/editorial) | | TWO DISTINCT ASSEMBLAGES IN THE CEMA GRANITIC PEGMATITE, SAN LUIS PROVINCE, ARGENTINA: PARAGENESIS, COMPOSITION...are common in the outer core zone of the Cema pegmatite, San Luis Range, Argentina. Two different complex...enrichment observed in these phosphates, in a pegmatite that is not highly fractionated, could be explained...schorl, in the border and wall zones of this pegmatite. The crystallization of this silicate would have...depleted the activity of Fe in the remaining pegmatite-forming melt. Keywords: FeâMn phosphates, nodules |  | | Journal (article/letter/editorial) | | 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... LLORENS AND M. C. MORO aplitic bodies, the pegmatite dykes, and the mineralized intra-granitic quartz |  | 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) | | NEWLY DISCOVERED TRUTZHOFMĂHLE APLITE, HAGENDORF PEGMATITE PROVINCE, GERMANY Harald G. DILL§ and Frank MELCHER...(THM) at the western border of the Hagendorf Pegmatite Province, Germany. We describe the sequence of...silicates. In contrast with the neighboring Hagendorf pegmatite, the magmatic and hydrothermal phosphate mineralization...to complex mineral aggregates (stubby kolbeckite II) produced under weathering conditions. The latest...des silicates de Sc. Contrairement au cas de la pegmatite de Hagendorf voisine, les assemblages magmatiques |  | Roda, EncarnaciĂłn, Pesquera, Alfonso, Fontan, François, Keller, Paul (2004) Phosphate mineral associations in the Cañada pegmatite (Salamanca, Spain) : Paragenetic relationships, chemical compositions, and implications for pegmatite evolution. American Mineralogist, 89 (1) 110-125 doi:10.2138/am-2004-0114 | Journal (article/letter/editorial) | | Phosphate mineral associations in the Cañada pegmatite (Salamanca, Spain): Paragenetic relationships... chemical compositions, and implications for pegmatite evolution ENCARNACIĂN RODA,1,* ALFONSO PESQUERA...Stuttgart, Pfaffenwaldring 55, D-70569 Stuttgart, Germany 2 ABSTRACT The Cañada pegmatite (Salamanca, Spain)...Spain), a Li-P-(Sn-Nb ± Ta)-bearing granitic pegmatite, is intruded partly into a gabbro and partly into a...ferrocolumbite, and cassiterite, typical of an evolved pegmatite facies. As a result of the decrease of Mg, the |  | Hatert, FrĂ©dĂ©ric Baijot, Philippo, Simon, Wouters, Johan (2010) Qingheiite-(Fe2+), Na2Fe2+MgAl(PO4)3, a new phosphate mineral from the Sebastiao Cristino pegmatite, Minas Gerais, Brazil. European Journal of Mineralogy, 22 (3) 459-467 doi:10.1127/0935-1221/2010/0022-2030 | Journal (article/letter/editorial) | | phosphate mineral from the SebastiaÌo Cristino pegmatite, Minas Gerais, Brazil FREÌDEÌRIC HATERT1,*, MAXIME...mineral species from the SebastiaÌo Cristino pegmatite, Minas Gerais, Brazil. It occurs as rims around...the most important pegmatite provinces in the world, the Eastern Brazilian Pegmatite Province (EBPP). This...2009). In a sample from the SebastiaÌo Cristino pegmatite, we observed a conspicuous petrographic feature... 2. Geological setting The Eastern Brazilian Pegmatite Province (EBPP) is divided into several districts |  | | Journal (article/letter/editorial) | | GEOCHEMISTRY OF PHOSPHATES AND SILICATES IN THE SAPUCAIA PEGMATITE, MINAS GERAIS, BRAZIL: GENETIC IMPLICATIONS Maxime...Grand-DuchĂ© de Luxembourg Abstract The Sapucaia pegmatite is located in the well-known Eastern Brazilian...Minas Gerais, Brazil. Detailed mapping of the pegmatite body revealed five zones, showing distinct mineral...quartz core (Q). Phosphate masses found in the pegmatite contains two different assemblages: assemblage...formed under oxidizing conditions, and assemblage II is formed under less strongly oxidizing conditions |  | | Journal (article/letter/editorial) | | between 400 and 600C, during the first stages of pegmatite evolution [huÌhnerkobelite is not a valid species...alluaudite and ferrisicklerite from the Buranga pegmatite, Rwanda, without any replacement texture. This...(1989) re-examined the samples from the Buranga pegmatite, and observed three different primary parageneses:...size of the alluaudite grains from the Buranga pegmatite, which can reach 1 cm in length, is also a good...stable and crystallize from the first stages of pegmatite evolution to the latest oxidation processes. Since |  | Baijot, Maxime, Hatert, FrĂ©dĂ©ric, Dal Bo, Fabrice, Philippo, Simon (2014) Mineralogy and petrography of phosphate mineral association from the JocĂŁo pegmatite, Minas Gerais, Brazil. The Canadian Mineralogist, 52 (2) 373-397 doi:10.3749/canmin.52.2.373 | Journal (article/letter/editorial) | | PHOSPHATE MINERAL ASSOCIATIONS FROM THE JOCĂO PEGMATITE, MINAS GERAIS, BRAZIL Maxime BAIJOT, FrĂ©dĂ©ric...Grand-DuchĂ© de Luxembourg Abstract The JocĂŁo pegmatite (or Cigana) is located in the well-known Eastern...mineral masses were collected from the dumps of the pegmatite: association I is composed of dendritic triphylite...minerals (spessartine garnet or albite); association II forms blocky nodules of triphylite-ferrisicklerite-heterosite;...vivianite progressively replaced triphylite. Association II evolved under more oxidizing conditions and the first |  | 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) | | (western Zimbabwe) 4.3.3. Orange River Pegmatite Belt (Namibia, South Africa) AC 4.3.3.1. Radiometric...Radiometric data 4.4.3.2. Mineralogy 4.4.4. Damara Belt (Namibia) 4.4.4.1. Radiometric data 2 ACCEPTED MANUSCRIPT...3.2. Kamativi Schist Belt 5.3.3. Orange River Pegmatite Belt 5.4. Late Neoproterozoic to early Paleozoic...Alto-Ligonha Province (Mozambique) 5.4.4. Damara Belt (Namibia) 5.4.5. Older Granites (Nigeria) 5.4.6. Madagascar...presented for 13 rare-element granite NU and pegmatite districts in Africa, covering Archean, Paleoproterozoic |  | | Journal (issue) | | by C. Auer M ineralogy of the Boqueiraozinho pegmatite, Parelhas, Rio Grande do Norte, B r a z il......rare mineral generally occurring in granitic pegmatite and polymetallic quartz vein set tings. It is...by von Knorring and Sahama from northwest ern Namibia, namibite has been identified from a number of...containing copper, bismuth and vanadium and of pegmatite settings will probably reveal additional sources...consist of very thin tabular crystals. Evans-Lou pegmatite, Canada Namibite associated with native bismuth |  | | Book (edition) | | book. Front co,·er photos: Turquoise, polished. 55 mm, ZhiJandy, Kazakhstan, G Galena, 45 mm, Madan...complicated compositions, e.g. the amphibole, mica, tourmaline, labuntsovite, eudialyte, and several other groups:...abbreviated, e.g. canton (Switzerland), vilayet (Turkey), region (Chile), kray and oblast (Russia). The country...by Mobutu, and is now the Katanga administrative region again. The former Kivu province is now divided...United States or of the Upper Silesian historical region in Poland, where the importance of ore-bearing |  | | Book | | the same passion for minerals and the NE Bavarian region. The Oberpfalz was his home and my adopted country...the principal techniques of deep geophysics, this region enables us to look at the origin of pegmatites...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...everything has been told about this prominent pegmatite. Professor Strunz was a generous and open-minded |  | | Journal (article/letter/editorial) | | 19 19 19 40 41 41 45 45 46 47 48 48 48 48 49 51 51 55 56 56 57 57 57 57 57 60 60 62 62 62 62 65 65 65 65...-43-46 14 24-48 16 32-33 10 16-19-20-38-40-49-54-55 31 13-15 32 44 44-46-48 43 5 24 49-50 16 31 9 7 2...10 20 28-30-31-34-37-38-40-54 39-39 35-35 27-53-54-55 31 14 37 49 8 42 16 2 15-57 9-12-16-19-20-32-46 7...25S0.9 30 24 12 44 28 22 41 30 28 16 46 19-38-43-54-55-59 5 9 (and others) 16 16 30 1 4 13 8 44-46-50 20...9-16-46 16 8 13 35 7-8-16-19-20-23-27-32-38-40-49-54-55-56-59 24 30 28-35 10 24 12 13 23 30 30 19 13 8 46-48-49-50 | | | Journal (article/letter/editorial) | | 19 19 19 40 41 41 45 45 46 47 48 48 48 48 49 51 51 55 56 56 57 57 57 57 57 60 60 62 62 62 62 65 65 65 65...-43-46 14 24-48 16 32-33 10 16-19-20-38-40-49-54-55 31 13-15 32 44 44-46-48 43 5 24 49-50 16 31 9 7 2...10 20 28-30-31-34-37-38-40-54 39-39 35-35 27-53-54-55 31 14 37 49 8 42 16 2 15-57 9-12-16-19-20-32-46 7...25S0.9 30 24 12 44 28 22 41 30 28 16 46 19-38-43-54-55-59 5 9 (and others) 16 16 30 1 4 13 8 44-46-50 20...9-16-46 16 8 13 35 7-8-16-19-20-23-27-32-38-40-49-54-55-56-59 24 30 28-35 10 24 12 13 23 30 30 19 13 8 46-48-49-50 |
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