 | Dittrich, Thomas, Seifert, Thomas, Schulz, Bernhard, Hagemann, Steffen, Gerdes, Axel, PfĂ€nder, Jörg (2019) Archean Rare-Metal Pegmatites in Zimbabwe and Western Australia - Geology and Metallogeny of Pollucite Mineralisations. Springer International Publishing. doi:10.1007/978-3-030-10943-1 | Book | | Rare-Metal Pegmatites in Zimbabwe and Western Australia Geology and Metallogeny of Pollucite Mineralisations ...Rare-Metal Pegmatites in Zimbabwe and Western Australia Geology and Metallogeny of Pollucite Mineralisations ...contain the rare zeolite group cesium mineral pollucite. At present, Cs and reserves of it are known in...quantities only from the two LCT pegmatite deposits at Bikita in the Zimbabwe Craton and Tanco in the Superior...Craton in Canada, where pollucite occurs in monomineralic mineralisation. Both pegmatite deposits have a comparable |  | | Journal (article/letter/editorial) | | MORPHOLOGICAL FEATURES OF BERYL FROM THE BIKITA GRANITIC PEGMATITE, ZIMBABWE PETR CÌERNY̧ Department of Geological...evolution of beryl in the Bikita rare-element granitic pegmatite, in Zimbabwe, was examined by analyzing...deposit. From the outer to the inner zones of the pegmatite, generally corresponding to the least up to the...more evolved samples from the inner zones of the pegmatite body, Cs becomes the main charge-balancing cation...morphology, lithium, cesium, granitic pegmatite, Bikita, Zimbabwe. SOMMAIRE Nous avons examinĂ© lâĂ©volution |  | | Journal (article/letter/editorial) | | the direction of crystallization from massive pegmatite into the miarolitic cavity. (d) A lepidolite âskullâ...(muscovite) and dark (biotite) micas of the outer pegmatite zones (e.g., Neiva 2014). That succession reflects...and feldspars that constitute the bulk of the pegmatite composition. In this way, the evolution of micas...chemical study of micas from the giant Tanco pegmatite, Manitoba, found that the most Li-rich micas,...(one of the earliest and outermost units) of the pegmatite (van Lichtervelde et al. 2008). The fine-grained |  | | Report (issue) | | (RlE) and recoverable (rlE) lithium resources in pegmatite deposits and districts, listed by country- - -...marginal and subeconomic lithium resources in pegmatite deposits and districts, listed by country - -...excess capacity such as currently exist, some pegmatite operations cannot compete with brine operations...Kingdom. No geologic definition of a deposit (or district) is used for compiling records for this report...number of records to the lithium resources of a district or even of a nation was not done with the same |  | | Journal (article/letter/editorial) | | doesnotadequately fit thegeology of theBikitapegmatite, Zimbabwe, and the Tancopegmatite,Manitoba,whichare the...unitscuttingouterzones. Otherreactions in solidified pegmatite weretoolocalizedto affectthe sequence of majormineralassemblages...tableof Cameronet al. (1949)for the pegmatite,which is at Bikita, Zimbabwe(Southern Black Hills is shown here...BernicLake, Manitoba.At the Bikita by Pageand others(1958,table 2). pegmatite,Cooper(1964,p. 456-458) madea...top and bottom.They (1949, p. 46-48) scribed in pegmatite literature about localities describedK-feldspar-richhoodsas |  | 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) | | NU 4.1.2. Congo Craton (DRC) 4.1.3. Zimbabwe Craton (Zimbabwe) 4.1.4. Kaapvaal Craton (South Africa)...Kamativi Schist Belt (western Zimbabwe) 4.3.3. Orange River Pegmatite Belt (Namibia, South Africa) AC...Birimian TE 5.1.4. Kaapvaal Craton D 5.1.3. Zimbabwe Craton 5.2.2. North-eastern DRC 5.3. Neoproterozoic...3.2. Kamativi Schist Belt 5.3.3. Orange River Pegmatite Belt 5.4. Late Neoproterozoic to early Paleozoic...presented for 13 rare-element granite NU and pegmatite districts in Africa, covering Archean, Paleoproterozoic |  | | Journal (article/letter/editorial) | | generalized to be consistent with a single model of pegmatite evolution (e.g., JAHNS, 1982; BURNHAMand NEKVASIL...(sometimes rubidian) microcline and adjacent pollucite bodies, where present; (2) Quartz-rich lithium...a geological cross section through the Tanco pegmatite, illustrates the complex and variable zonation...unique (cf pegmatite, Zimbabwe: COOPER,1964). Deposits such as Tanco and Bikita represent end states...commonly are distributed throughout an individual pegmatite (e.g., Fig. 1). Albitites, varying in texture |  | ÄernĂœ, Petr, Chapman, Ron, Ferreira, Karen, Smeds, Sten-Anders (2004) Geochemistry of oxide minerals of Nb, Ta, Sn, and Sb in the VarutrĂ€sk granitic pegmatite, Sweden: The case of an âanomalousâ columbite-tantalite trend. American Mineralogist, 89 (4) 505-518 doi:10.2138/am-2004-0405 | Journal (article/letter/editorial) | | Nb, Ta, Sn, and Sb in the VarutrĂ€sk granitic pegmatite, Sweden: The case of an âanomalousâ columbite-tantalite...ABSTRACT The complex, petalite-subtype VarutrĂ€sk pegmatite in the Proterozoic rocks of northern Sweden is...is, as a whole, rather poor in Nb and Ta. The pegmatite consolidated in eight units, but the (Nb,Ta)-oxide...abundance of native antimony and stibarsen in the pegmatite, and the absence of Bi-bearing minerals. Rare...cassiterite in the petalite-subtype VarutrĂ€sk pegmatite emphasizes the importance of specific conditions |  | 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...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...LCT pegmatite locations of central and southern Africa. These include: (1) the Homestead pegmatite, Tantalite |  | | Journal (volume) | | Geological Survey of Finland Bulletin 368 Pollucite and its alteration in Finnish pegmatites by David... Geological Survey of Finland, Bulletin 368 POLLUCITE AND ITS ALTERATION IN FINNISH PEGMATITES by ...Lahti, S. 1., A lviola, R., & Cern)', P. 1993. Pollucite and its alteration in Finnish pegmatites. Geological...distribution, internal structure and mineralogy of pollucite-bearing pegmatites in Finland has been reviewed...with recent field work. The four localities of pollucite in the Finnish Precambrian (LuolamĂ€ki, Somero; |  | Siegel, Karin, Wagner, Thomas, Trumbull, Robert B., Jonsson, Erik, Matalin, Gabriella, WĂ€lle, Markus, Heinrich, Christoph A. (2016) Stable isotope (B, H, O) and mineral-chemistry constraints on the magmatic to hydrothermal evolution of the VarutrĂ€sk rare-element pegmatite (Northern Sweden) Chemical Geology, 421. 1-16 doi:10.1016/j.chemgeo.2015.11.025 | Journal (article/letter/editorial) | | hydrothermal evolution of the VarutrĂ€sk rare-element pegmatite (Northern Sweden) Karin Siegel a, Thomas Wagner...online 25 November 2015 Keywords: Rare-element pegmatite Boron isotopes Tourmaline SIMS Fluid exsolution...evolution of the VarutrĂ€sk rare-element pegmatite (Skellefte District, Northern Sweden) has been investigated...and intermediate zones and a quartz core. The pegmatite displays considerable rare-element enrichment...culminating in the formation of albite-lepidolite and pollucite units in the innermost zones. Major and trace |  | Wang, Zhen, Li, Jiankang, Chen, Zhenyu, Yan, Qinggao, Xiong, Xin, Li, Peng, Deng, Jingyi (2021) Evolution and Li Mineralization of the No. 134 Pegmatite in the Jiajika Rare-Metal Deposit, Western Sichuan, China: Constrains from Critical Minerals. Minerals, 12 (1) 45 doi:10.3390/min12010045 | Journal (article/letter/editorial) | | Evolution and Li Mineralization of the No. 134 Pegmatite in the Jiajika Rare-Metal Deposit, Western Sichuan...Evolution and Li Mineralization of the No. 134 Pegmatite in the Jiajika Rare-Metal Deposit, Western Sichuan...deposit in Asia, and the No. 134 pegmatite dike is the largest lithium pegmatite under mining conditions in...textures and minerals in the Jiajika No. 134 pegmatite, two zones (the barren Zone I and the spodumene...evolution and the cooling path of the Jiajika No. 134 pegmatite. From the outer zone inwards, grain size gradually |  | | Journal (article/letter/editorial) | | EVOLUTION: EXAMPLE FROM THE VELASCO DISTRICT, PAMPEANA PEGMATITE PROVINCE, ARGENTINA, AND REVIEW OF WORLDWIDE...subtype pegmatites of the Velasco district from the Pampeana Pegmatite Province, Argentina, contain varieties...of beryl from ten pegmatites from the Velasco district were used to identify differences among beryl...Koktokay No. 3, Minas Gerais, Kaatiala, Namivo, Bikita, Czech Republic, and Greer Lake pegmatites. Keywords:...mineral chemistry, fractionation, Velasco District, Pampeana Pegmatite Province, Argentina. INTRODUCTION Beryl |  | Liu, Chen, Wang, Ru-Cheng, Wu, Fu-Yuan, Xie, Lei, Liu, Xiao-Chi, Li, Xing-Kui, Yang, Lei, Li, Xue-Jiao (2020) Spodumene pegmatites from the Pusila pluton in the higher Himalaya, South Tibet: Lithium mineralization in a highly fractionated leucogranite batholith. Lithos, 358. 105421 doi:10.1016/j.lithos.2020.105421 | Journal (article/letter/editorial) | | granite, albite granite, and pegmatites. Numerous pegmatite dikes have intruded the Higher Himalayan crystalline...highly fractionated pegmatites. The Chomogu No. 1 pegmatite is a well- zoned dike that hosts beryl, columbite...in the Himalayan leucogranite belt. Keywords : Pegmatite, Li mineralization, spodumene, columbiteâcassiterite...Wang et e- al., 2006; Zhang AC et al., 2004; Bikita in Africa, ÄernĂœ et al., 2003; Cooper, 1964; Pr...muscovite granite, albite granite, and granitic pegmatite, which progressively crop out with increasing |  | | Report (issue) | | development, and long-range outlook of lithium-pegmatite ore in the Carolinas, by Thomas L. Kesler (retired)...comparison of three major lithium pegmatites: Varutrask, Bikita, and Bernic Lake, by E. Wm. Heinrich, University..._____________________ââ Internal structure of the Bikita, Rhodesia, pegmatite from hanging-wall downward to footwall...______________ââ Comparison of Varutrask, Bernic Lake, and Bikita pegmatites ____-____-__-_____-___________________...water. Commercial lithium is ob tained from pegmatite ore and specific brines in large but not unlimited |  | | Journal (article/letter/editorial) | | Available online 1 November 2013 Keywords: Granitic pegmatite Internal zonation Fractional crystallization Constitutional...in terms of the comprehensive petrogenesis of pegmatite bodies (pressure, temperature, and whole-rock...a summary of the current understanding of the pegmatite-forming environment, (3) the processes that determine...fundamental determinates of the internal evolution of pegmatite zones are: (1) the bulk composition of melt, (2)...Introduction . . . . . . . . . . . . . . . . . . . 1.1. Pegmatite families . . . . . . . . . . . . . 1.2. Internal |  | | Report (issue) | | interest in the geo logy and mineral resources of Zimbabwe which followed the removal of United Nations sanctions...original Bulletin is the insertion of Table IIIA, Zimbabwe Mineral Production and Value, on page 114A. Due...accompanying metals such as copper and tungsten, and the pegmatite metals, tin, tantalum and lithium are, with few...at the Cotopaxi and Dickens mines in Victoria District in 1894, but it was not until the early l 900's...LARGE GOLD MINES Mine Geology and mineralization District Cam and Motor Gatooma Globe & Phoenix Que |  | | Journal (issue) | | Niwas and Mandla, Jabalpur, Mandla and Seoni District, M.P. Unpubl. Prog. Rep. Geol. Surv. India, ________...Chhindwara and Bujhengaon, Chhindwara and Seoni District, M.P. Unpubl. Rep. Geol. Surv. India. BRYAN, W...around Sikka, Amarpur, Sakwaha and Bichia, Mandla District, M.P. Unpubl. Rep. Geol. Servo India. KAlLA, K...A systematic palaeontological study in Wardha district. Maharashtra has brought to notice a few mammalian...Wardha valley. em part of the Nagpur district and enters Wardha district near the village Salora. The first |  | | Journal (issue) | | Avenue, 3-9294. New CANADA District Street, Chicago 4-3420. District KINGDOM London W.1, MILFREEPUB...minerals Big Indian tons at Uravan Purchases district $52,300,000. Mineral Belt will supply From...uranium ââ processing mill in the Ambrosia Lak« district near Grants, New Mexico Homestake-Sapin Partners...aimed at the safety programs in the Ambrosia Lake district but Homestake-Sapin Partners with its safety program...the west of the worldâs second largest lead districtâSoutheast Missouri the decision was made to build |  | | Book | | part of the Hidden Treasure manto, Ophir mining district, Utah. (After Gilluly 1932.) Mantos and pipes...in pegmatites Lithium-tin-caesium pegmatites of Bikita, Rhodesia. Uranium pegmatites of Bancroft, Canada...complex mineralogy with many rare minerals such as pollucite [CsSi,AlO,] and amblygonite [LiAIPO,(F,OH)}, but...Spodumene-feldspar g oom Fig. 4.3. Section through the Bikita Pegmatite showing the generalized zonal structure and...of white albite.) Table 4.2. Zoning in the Bikita Pegmatite, Rhodesia. (From Symons 1961). Hanging wall |  | | Book | | major producing districts, or a representative district if there are many. We name the chief mining companies...graphite supply must come not merely from one district but from a single mine. Thus the physical properties...(chrysotile of the Transvaal, South Africa; Swaziland; Zimbabwe). (3) Table 1 The asbestos minerals Banded ironstone...damage, Soviet Union Canada Chrysotile Brazil Zimbabwe Chrysotile South Africa Amosite Crocidolite Chrysotile...ultramafic rocks stretching from the Baie Verte district of Newfoundland though the Thetford Mines, Black |  | | Book (edition) | | added to meet requests. Chapters on greisen and pegmatite deposits have also been added, the former in response...part of the Hidden Treasure manto, Ophir mining district, Utah. (After Gilluly 1932.) 30 CHAPTER 2 ...outcrop or suboutcrop. For the location of this are district sec Fig. 18.10. (After Du Toit 1954.) 1979 prices...carbonatites. Lithium-tin-caesium pegmatites of Bikita, Zimbabwe. Uranium pegmatites of Bancroft, Canada and...differentiation Chromite layers in the Great Dyke of Zimbabwe and the Bushveld Complex, RSA Liquation, liquid |  | | Report (issue) | | Republic of Korea, Peru Brazil, South Africa, China, Zimbabwe Israel, Canada, China, Mexico Trinidad and Tobago...Gold Project in the Stibnite-Yellow Pine mining district in Idaho. In 2016, the company began drilling...beryl that can be economically hand sorted from pegmatite deposits. The Spor Mountain area in Utah, an epithermal...The United States sourced the majority of its pollucite, the principal cesium mineral, from the largest...including 3,890 tons of cesium from 17,300 tons of pollucite ore. The formate brines are recycled with a recovery |  | | Book | | USSR Academy of Sciences, Chernogolvka, Moscow district, U . S . S . H . J. Foden, Bureau of Mineral Resources...Rhodesia, Box M.P. 167, Mount Pleasant, Harare, Zimbabwe. R.W. Ojakangas, Department of Geology, University...O. B o x . MP. 1 6 1 , Mount Pleasant, Harare, Zimbabwe. B.F. Windley, Department of Geology, University...MINERALISATION IN THE EARLY PRECAMBRIAN CRUST OF ZIMBABWE J.F. Wilson and T.H.C. Nutt 555 MINERAL OCCURRENCES...631 LITHIUM PEGMATITES OF AMARESHWAR, RAICHUR DISTRICT, KARNATAKA, INDIA T.C. Devaraju, N. Rajshekhar |  | | Report (issue) | | at the regional Mines and Minerals office whose district includes the area covered by the report (see below)...purchased at Publication Sales and the office whose district includes the area covered by the report. Although...part), District of Sudbury G.W. Johns 7. Geological mapping west of Watabeag Lake, District of Cochrane...G.P. Beakhouse LITHOPROBE 16. Late-tectonic, pegmatite-aplite dike systems in the Archean crust between...Mack pegmatite system: a newly discovered western extension of the Separation Rapids pegmatite group |
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Bikita pegmatite, Bikita District, Masvingo, Zimbabwe