| Graupner, Torsten, Klemd, Reiner, Henjes-Kunst, Friedhelm, Goldmann, Simon, Behnsen, Helge, Gerdes, Axel, Dohrmann, Reiner, Barton, Jay M., Opperman, Rehan (2018) Formation conditions and REY enrichment of the 2060Ā Ma phosphorus mineralization at Schiel (South Africa): geochemical and geochronological constraints. Mineralium Deposita, 53 (8) 1117-1142 doi:10.1007/s00126-018-0791-7 | Journal (article/letter/editorial) | 2060 Ma phosphorus mineralization at Schiel (South Africa): geochemical and geochronological constraints...Alkaline Complex (SAC; Southern Marginal Zone, Limpopo Belt) were studied for their whole-rock and mineral...apatite-mineralized pyroxenite, phoscorite and carbonatite from Phalaborwa. Keywords Schiel Alkaline Complex . Apatite-mineralized...5700, South Africa 6 Council for Geoscience, 280 Pretoria Street, Silverton, Pretoria, South Africa...wellknown economic importance of the other one, the Phalaborwa Complex (e.g. Verwoerd 1986; Wilson 1998), the | | DecrĆ©e, Sophie, Cawthorn, Grant, Deloule, Etienne, Mercadier, Julien, Frimmel, Hartwig, Baele, Jean-Marc (2020) Unravelling the processes controlling apatite formation in the Phalaborwa Complex (South Africa) based on combined cathodoluminescence, LA-ICPMS and in-situ O and Sr isotope analyses. Contributions to Mineralogy and Petrology, 175 (4) doi:10.1007/s00410-020-1671-6 | Journal (article/letter/editorial) | controlling apatite formation in the Phalaborwa Complex (South Africa) based on combined cathodoluminescence...Nature 2020 Abstract The Phalaborwa world-class phosphate deposit (South Africa) is hosted by a Paleoproterozoic...the Witwatersrand, PO Wits, Johannesburg 2050, South Africa 3 Etienne Deloule etienne.deloule@univālorraine...phosphate deposit of Phalaborwa, located in the Archean Kaapvaal Craton of South Africa (Eriksson 1989).... The Phalaborwa deposit is related to an alkaline and carbonatitic complex dated at 2060 Ā± 2 Ma (Reischmann | | | Journal (article/letter/editorial) | jmukwakwami@yahoo.co.uk Ā© 2004 Geological Society of South Africa ABSTRACT We report UāPb baddeleyite crystallization...intruding the Waterberg Group in Botswana and South Africa. These data increase the known extent of ~1...~1.9 Ga intraplate magmatism in southern Africa and place tighter age constraints on the Waterberg Group...Group than previously available. In South Africa, ~1.88 Ga dolerite intrudes upper Waterberg strata, constraining...uplifted sources in reactivated segments of the Limpopo Belt. The dolerites are typical continental tholeiites | | | Journal (article/letter/editorial) | carbonatites and phoscorites from Sokli, SiilinjaĢrvi, Phalaborwa, Jacupiranga and Fen, which contain Mg-rich calcites...Russel et al., 1954; Zaitsev & Bell, 1995) from Phalaborwa (PA3) and Sokli (SO2), and a glimmerite from...evidenced by abundant aegirine, nepheline, and K-feldspar. Quebec, Canada Quebec, Canada Oka, Quebec...during emplacement (Zhabin, 1978). SoĢvites from Phalaborwa and SiilinjaĢrvi contained irregular exsolutions... Apatite soĢvite SoĢve Mine, Fen, Norway FE5 Apatite soĢvite SoĢve Mine, Fen, Norway AL1 Pegmatitic | | Barbosa, Elisa Soares Rocha, Brod, JosĆ© Affonso, Cordeiro, Pedro Filipe Oliveira, Junqueira-Brod, Tereza Cristina, Santos, Roberto Ventura, Dantas, Elton Luiz (2020) Phoscorites of the Salitre I complex: Origin and petrogenetic implications. Chemical Geology, 535. 119463 doi:10.1016/j.chemgeo.2020.119463 | Journal (article/letter/editorial) | recent advances in various examples from Brazil, South Africa and Russia (Krasnova et al., 2004a; Lee et al...complexes of the APIP include CatalĆ£o I and II in the south of GoiĆ”s, and Serra Negra, Salitre I, II and III...recently proposed to the genesis of phoscorites from Phalaborwa (Giebel et al., 2019). Their mode of emplacement...activities of FosfĆ©rtil SA, and forms a small plug south of Salitre I. The topographical expression of Salitre...Negra, and Salitre III has no topographic expression. K/Ar dating in phlogopite of Salitre I provided an age | | | Report (volume) | The Formation and Evolution of Africa: A Synopsis of 3.8 Ga of Earth History The Geological Society...) GONZALO VEIGA (ARGENTINA ) MAARTEN DE WIT (SOUTH AFRICA ) Geological Society books refereeing procedures... J. (eds) 2011. The Formation and Evolution of Africa: A Synopsis of 3.8 Ga of Earth History. Geological...palaeomagnetic data from the Kaapvaal Craton, South Africa. In: VAN HINSBERGEN , D. J. J., BUITER , S....WEBB , S. J. (eds) The Formation and Evolution of Africa: A Synopsis of 3.8 Ga of Earth History. Geological | | | Corporate Document | Kochbulak-Kairagach ore field 9.5.1 Kochbulak deposit 10. SOUTH AFRICA 10.1 Western Deeps 10.2 Fairwiew 10.3 Renco...16 Corinthia 13.17 Edward's Find 13.18 Polaris South 14. Intermediate and felsic igneous host rocks 14...thermal overprint which is shown by the ca. 1800 Ma K-Ar and Rb-Sr ages of micas in the Hattu Schist Belt...ductile deformation. Mineral assemblage: quartz - K feldspar - biotite - albite - muscovite - calcite(?) pyrrhotite...alteration: quartz - albite - muscovite - biotite - K feldspar - tourmaline - rutile - calcite - Short course: | | | Journal (article/letter/editorial) | large crystal obtained from the Phalaborwa carbonatite, South Africa, yielded remarkable consistency...LECHEMINANT the famous gem gravels from Rakwana, District of Kollonnagam, Ceylon (now Sri Lanka ). He donated...identified in coarse gravel from the Balangoda gem district, Ceylon, several years later (Blake and Herbert-Smith...mafic dykes. This observation is still a valuable guide today to finding suitable baddeleyite-bearing samples...Mg-norite that occurs with accessory silica, K-feldspar, phosphate, chromite, ilmenite, armalcolite, | | Akdogan, G., Miller, J., Snyders, N., Wingate, E., Zhang, P. - Eds. (2019) Beneficiation of Phosphates - Sustainability, critical materials, smart processes. Society of Mining Engineers. | Book | conference held April 29-May 4, 2018 in Cape Town, South Africa sponsored by Engineering Conference International...Future of Phosphate Mining and Beneficiation in South Africa Marius Porteus. . . . . . . . . . . . . . ....Stefanutti Stock, Ultimate Flotation, Weir Minerals Africa, and the FIPR Institute of Florida Poly. Foskor...Porteus, Foskor, South Africa Guven Akdogan, Stellenbosch University, South Africa Ewan Wingate, WorleyParsons...Australia Neil Snyders, Stellenbosch University, South Africa Laurindo Leal Filho, University of Sao Paulo | | Rajesh, H.M., Chisonga, B.C., Shindo, K., Beukes, N.J., Armstrong, R.A. (2013) Petrographic, geochemical and SHRIMP UāPb titanite age characterization of the Thabazimbi mafic sills: Extended time frame and a unifying petrogenetic model for the Bushveld Large Igneous Province. Precambrian Research, 230. 79-102 doi:10.1016/j.precamres.2013.02.002 | Journal (article/letter/editorial) | Igneous Province H.M. Rajesh a,ā , B.C. Chisonga a,b , K. Shindo a , N.J. Beukes a , R.A. Armstrong c a Department...2006, South Africa CAE Mining Africa, 9 Fricker Road, Illovo Boulevard, Illovo 2196, South Africa c Research...having been replaced by amphibole and/or biotite. K-feldspar veins crisscross through some of the more altered...modiļ¬ed from the 1:1,000,000 geology map of South Africa, including information from Bisschoff (1972)...(2006) and Rasmussen et al. (2007) to the south and south-west of the Bushveld Complex proper, Zeh et | | | Journal (article/letter/editorial) | differentiated mantle-derived gabbro-diorites with high-K calc-alkaline petrologic affinity. Their age of emplacement...metaluminous calc-alkaline granitoids with variable K enrichments, locally associated with minor peraluminous...equigranular, and mainly consists of perthitic K-feldspar (40 vol%), anhedral quartz (30 vol%), euhedral...present. Biotite is commonly enclosed within K-feldspar and is almost completely altered to chlorite...(Heaman, 2009). Previous U-Pb determinations on Phalaborwa baddeleyite through nanosecond (ns)-LA-ICPMS | | Benaouda, Rachid, Kraemer, Dennis, Sitnikova, Maria, Goldmann, Simon, Freitag, Ralf, Bouali, Abdelhafid, Mouttaqi, Abdellah, El Haloui, Rachid, Essaadaoui, Mustapha, Bau, Michael (2020) Thorium-poor monazite and columbite-(Fe) mineralization in the Gleibat Lafhouda carbonatite and its associated iron-oxide-apatite deposit of the Ouled Dlim Massif, South Morocco. Gondwana Research, 77. 19-39 doi:10.1016/j.gr.2019.06.011 | Journal (article/letter/editorial) | iron-oxide-apatite deposit of the Ouled Dlim Massif, South Morocco Rachid Benaouda, Dennis Kraemer, Maria...iron-oxide-apatite deposit of the Ouled Dlim Massif, South Morocco, Gondwana Research(2019), https://doi.org/10...iron-oxide-apatite deposit of the Ouled Dlim Massif, South Morocco Rachid Benaoudaa*, Dennis Kraemera, Maria...Pre-proof Abstract Recent exploration work in South Morocco revealed the occurrence of several carbonatite...an area Journal Pre-proof of 20,852 kmĀ² in the south of Morocco. The results of these geophysical surveys | | | Book (edition) | Venezuela, Brazil, Paraguay, Angola and South-West Africa, i.a. Carbonatites are now the major sources...my sincere thanks: R. J. Anderson, A. Arribas, D. K. Bailey, J. W. Barnes, H. Bjorlykke, C. Bursill, E...A. Key, E. H. Kranck, A. A. Levinson, C. Milton, K. J. Murata, A. P. Nason, H. Nel, O. Odman, J. C....A. Salotti, J. R. Shappirio, R. N. Sukheswala, A. K. Vil Vill PREEAGE, Temple, G. R. Udas, B. G...Canada Brazil Greenland, Europe, and the U.S.S.R. Africa India APPENDICES REFERENCES LOCALITY INDEX SUBJECT | | Barbosa, Elisa Soares Rocha, Brod, JosĆ© Affonso, Junqueira-Brod, Tereza Cristina, Dantas, Elton Luiz, Cordeiro, Pedro Filipe de Oliveira, Gomide, Caroline Siqueira (2012) Bebedourite from its type area (Salitre I complex): A key petrogenetic series in the Late-Cretaceous Alto ParanaĆba kamafugiteācarbonatiteāphoscorite association, Central Brazil. Lithos, 144. 56-72 doi:10.1016/j.lithos.2012.04.013 | Journal (article/letter/editorial) | may be modally important, such as olivine and K-feldspar in the least and most evolved members of the...examples of this occurrence are the Phalaborwa complex in South Africa and the phoscoriteācarbonatiteāalkaline...magmatic phosphate (Kola, APIP, Phalaborwa), niobium (APIP), and copper (Phalaborwa), as well as deposits of...complexes and Phalaborwa, indicating a more sodic parental composition for Kola, whereas Phalaborwa and the...of chromite (in the least evolved rocks) and K-feldspar (in the most evolved rocks). Many of these phases | | | Book | Kuopio, Finland P. Heino Yara Suomi Oy, SiilinjƤrvi Mine, SiilinjƤrvi, Finland R.J. Herrington The Natural...US T. Huhtelin QP-FRB Outokumpu Ferrochrome Kemi Mine, Kemi, Finland E. Hyvƶnen Geological Survey of Finland...Survey of Finland, Rovaniemi, Finland, Mustavaara Mine Ltd, Oulu, Finland J. Kinnunen Mawson Resources...Kontinen Geological Survey of Finland, Kuopio, Finland K. Koppstrƶm Agnico Eagle Finland, Kiistala, Finland...T. Lindborg Sotkamo Silver Oy, Vuokatti, Finland K. Luolavirta Oulu Mining School, Oulu, Finland J. Luukas | | | Book | knowledge and understanding of the Archaean geology of South India. Among his pioneering works are studies of...well-preserved Archaean terrains, such as in the South Indian shield, and to build up and test models...Beautiful', he has been able successfully to guide profitable exploitation by smallscale mining. He... Deccan Traps, Aravalli, the Precambrian rocks o k Eastern and Southern India, etc., have been taken...several projects of mutual interest. He has been a guide, friend and philosopher to me during my efforts | | | Report (issue) | for foreign countries, if a given name refers to a mine or deposit, a nearby location or administrative...names may be used to refer to a single deposit or mine. For large deposits or mineralized areas, a 3 single...Deposit/Site_Name, is meant to identify the area, deposit, district, mine, or occurrence to which the geologic, economic...duplicates, for some areas we report information for a district or area, as well as for specific deposits or mines...20, no. 2, p. 119-133. Abed, A.M., and Fakhouri, K., 1990, Role of microbial processes in the genesis | | | Journal (article/letter/editorial) | of primary pyrochlores by supergene, commonly Ba, Sr, K or Pb-bearing pyrochlores, and ultimately complete...only operating Nb mine in under-saturated peralkaline syenites is the Karnasurt mine (Kremenetsky et al...in common minerals such as olivine, pyroxene, feldspar, and carbonates (Parker and Fleischer, 1968)....granites/syenites. This distinction should be taken only as a guide to the style of Nb mineralization with the proviso...Niocalite Wƶhlerite Marianoite Niobian titanite (ā”,Ba,Sr)2āx(Nb, Ti)2O6(OH,F)1āy.nH2O (ā” Ce,Ca)2āx(Nb,Ti)2O6(OH | | ZHANG, Ai-Cheng, HSU, Wei-Biao, FLOSS, Christine, LI, Xian-Hua, LI, Qiu-Li, LIU, Yang, TAYLOR, Lawrence A. (2010) Petrogenesis of lunar meteorite Northwest Africa 2977: Constraints from in situ microprobe results. Meteoritics & Planetary Science, 45 (12) 1929-1947 doi:10.1111/j.1945-5100.2010.01131.x | Journal (article/letter/editorial) | 01131.x Petrogenesis of lunar meteorite Northwest Africa 2977: Constraints from in situ microprobe results...revision accepted 28 August 2010) AbstractāNorthwest Africa (NWA) 2977 is an olivine-gabbro lunar meteorite...hot-desert collections (e.g., Oman and Northwest Africa; Korotev 2005; Korotev et al. 2009). These objects...ā 03632 ā 04841, Miller Range 05035, Northwest Africa [NWA] 032 ā 479, NWA 4734, NWA 4898, and Yamato-793169)...(>90%) of unbrecciated basalt (Dhofar 287, Northeast Africa [NEA] 003, and NWA 773 clan). Among them, the NWA | | | Journal (article/letter/editorial) | maļ¬c rocks at various pressures; (2) Mg-, Fe- and K-rich, metaluminous (monzo)diorites and granodiorites...rich in incompatible elements; (3) peraluminous and K-rich biotite- and two-mica granites, formed through...meta-sediments, respectively); and (4) hybrid high-K granites with mixed characteristics from the ļ¬rst...rocks, whose major components (Moyen, 2011) are low-K granitoid gneisses of the tonaliteātrondhjemiteāgranodiorite...greenstone belts; and (iii) late and generally high-K granitoid plutons and batholiths, typically intruding | | | Journal (article/letter/editorial) | Sulfides from the carbonatite of the Phalaborwa Complex, South Africa, exhibit only minor variations in...area of approximately 100 km2, situated ca. 7.5 km south of the border between Angola and Namibia (Fig. 1)...(DrĆ¼ppel 2003, DrĆ¼ppel et al. 2005). Flow-banding and local magmatic folding are common structures of these...texture with coarse- to mediumgrained, tabular K-feldspar and plagioclase, the main minerals present, accompanied...precursor ferrocarbonatite and late-stage, REE-, Ba- and Sr-rich fluids. Magnetite is the dominant mineral | | | Journal (article/letter/editorial) | Marginal Zone, Limpopo Belt, Zimbabwe, and relevance to gold mineralization at Renco mine Tom G. Blenkinsop...Society of South Africa ABSTRACT Detailed field mapping and geochronological studies in the Renco mine area...area of the Northern Marginal Zone of the Limpopo Belt allow two distinct tectonic events to be distinguished...Amphibolite facies gold mineralization at Renco mine probably occurred at this time, followed by Palaeoproterozoic...Northern Marginal Zone (NMZ) of the Limpopo belt in southern Africa have been cited as an example by Kamber | | | Journal (article/letter/editorial) | (Brandberg and Erongo) related to the opening of the South Atlantic and the ParanĆ”āEtendeka large igneous province...exceptionally well-preserved Kruidfontein and Goudini in South Africa, Mount Weld and Gifford Creek ferrocarbonatite...published by Le Maitre (2002) provides a sufļ¬cient guide to their classiļ¬cation. The relationship between...many of the non-carbonatitic complexes of southern Africa (Woolley, 2001; Woolley and Kjarsgaard, 2008)....carbonatites from Namibia (Brandberg, Erongo), South Africa (Kruidfontein, Goudini), Western Australia (Mount | | Wilde, Andy, Otto, Alex, Jory, John, MacRae, Colin, Pownceby, Mark, Wilson, Nick, Torpy, Aaron (2013) Geology and Mineralogy of Uranium Deposits from Mount Isa, Australia: Implications for Albitite Uranium Deposit Models. Minerals, 3 (3). 258-283 doi:10.3390/min3030258 | Journal (article/letter/editorial) | overprinted by potassic microveins, containing K-feldspar, biotite, coffinite, brannerite, rare uraninite...Introduction Uranium deposits of the Mount Isa Uranium District (Queensland, Australia) are examples of the epigenetic...ores. Table 1. Uranium resources in the Mount Isa district. Deposit Valhalla Skal Mary Kathleen Odin Bikini...that is particularly well developed along north-south trending structures (Figure 1) [5,6]. Additionally...enrichment in Na, Ca, P, Sr and F with depletion in K, Ba and Si has been noted at Valhalla [3]. Ar-Ar and | | | Journal (article/letter/editorial) | Jurassic and Cretaceous age would seem to suggest a local upward percolation of the later. Accordingly, high...Special Research Institute-AMSRI, University of South Australia, Mawson Lakes Campus, Mawson Lakes SA...(hewins@rci.rutgers.edu) 3 IARC, Imperial College London, South Kensington Campus, London SW7 2AZ, UK (p.a.bland@imperial...volcanoes, Iceland 1 2 G.F. ZELLMER *, K.H. RUBIN , K. GRĆNVOLD 2 AND Z. JURADO-CHICHAY 3 1 IES, Academia...potential for providing compositional information about local and remote areas of the Moon [1, 2, 3] and may also |
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