 | Giebel, R. Johannes, Gauert, Christoph D.K., Marks, Michael A.W., Costin, Gelu, Markl, Gregor (2017) Multi-stage formation of REE minerals in the Palabora Carbonatite Complex, South Africa. American Mineralogist, 102 (6) 1218-1233 doi:10.2138/am-2017-6004 | Journal (article/letter/editorial) | | formation of REE minerals in the Palabora Carbonatite Complex, South Africa R. Johannes Giebel1,2,*, Christoph...250 Nelson-Mandela-Drive, Bloemfontein 9300, South Africa 3 Department of Applied Geology and Geohazards...PO Box 94, Artillery Road, Grahamstown 6140, South Africa 5 Department of Earth Science, Rice University... Abstract The 2060 Ma old Palabora Carbonatite Complex (PCC), South Africa, comprises diverse REE mineral...the PCC as well as in a carbonatite complex in South Africa. The variable REE mineral assemblages reflect |  | | Journal (article/letter/editorial) | | Guli, Russia (Kogarko et al. 1991); and Palabora, South Africa (Sharygin et al. 2011), suggests that calcite-...well documented carbonatite provinces: (a) East Africa (Kenya, Uganda, Tanzania, and one occurrence in...common in typical magmatic carbonatites, and local enrichment in Ba suggests that by today’s terminology, the...country rock by fenitisation-type metasomatism are Ba, Nb, Sr, Sc, Rb, Zn, V (Le Bas 2008) and in some...southern Malawi, fits many complexes from Eastern Africa and elsewhere. More recent models (Figure 13(b |  | Korobeinikov, A. N., Mitrofanov, F. P., Gehor, S., Laajoki, K., Pavlov, V. P., Mamontov, V. P. (1998) Geology and Copper Sulphide Mineralization of the Salmagorskii Ring Igneous Complex, Kola Peninsula, NW Russia. Journal of Petrology, 39 (11) 2033-2041 doi:10.1093/petroj/39.11-12.2033 | Journal (article/letter/editorial) | | example, the carbonatite body of the Phalaborwa complex in South Africa contains one of the world’s largest...sub-economic copper sulphide ores (except for Phalaborwa) are rather uncommon in alkaline rocks and carbonatites...are composed of calcite with lesser amounts of ankerite, diopside and aegirine–augite, phlogopite, apatite...In contrast to the copper ore found within the Phalaborwa carbonatites (Forster, 1958), the mineralization...intrusions (e.g. Kovdor, Kogarko et al., 1995; Phalaborwa, Verwoerd, 1986; Eriksson, 1989). Thus, all silicate |  | | Journal (article/letter/editorial) | | Sciences, University of Cape Town, Rondebosch 7700, South Africa Abstract The rare Li-mica taeniolite is described...metasomatism. Introduction CAR•ONATITES are enriched in Ba, St, REE, Nb, Ti, Zr, Th, P and F (Gold, 1966; Henrich...(Deans, 1981), while the Phalaborwa complex of north-eastern Transvaal, South Africa, is not only a major...by-products of Zr, P, U, Ni, Au, PGE, Ag, Se and Te (Palabora Mining Company Ltd, 1976; Ericksson, 1989). However...with the large volumes of ore being processed at Phalaborwa. Clearly the mechanisms of formation of carbonatites |  | Neave, David A., Black, Martin, Riley, Teal R., Gibson, Sally A., Ferrier, Graham, Wall, Frances, Broom-Fendley, Sam (2016) On the Feasibility of Imaging Carbonatite-Hosted Rare Earth Element Deposits Using Remote Sensing. Economic Geology, 111 (3) 641-665 doi:10.2113/econgeo.111.3.641 | Journal (article/letter/editorial) | | Germany, Mount Weld in Australia, and Phalaborwa in South Africa. Carbonatites from Tororo and Sukulu...Panda Hill Chilwa Island, Songwe & Tundulu Phalaborwa Jacupiranga −30˚ −180˚ 60˚ Fen 0˚ −60˚...Pass, and Mount Weld represent currently active REE mine sites and are labeled in a larger font. order to...Aeg = aegerine, Amph = alkali amphibole, Ank = ankerite, Ap = apatite, B2S-B3S = intermediate fluorocarbonates...= strontianite 2 BM 1 Collection East and South Africa Kangankunde, Tundulu, Songwe, and Chilwa Island |  | | Journal (article/letter/editorial) | | Complex. The ferrocarbonatite is mainly composed of ankerite and magnetite, and is highly contaminated by fragmented...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)...Ferrocarbonatite The ferrocarbonatite is mainly composed of ankerite (70–80 vol.%) and magnetite (15–25 vol.%), together...(Drüppel 2003, Drüppel et al. 2005). Flow-banding and local magmatic folding are common structures of these |  | | Journal (article/letter/editorial) | | Medal (gold) and gold-and-quartz specimen, Paymaster mine, Timmins, Ontario, Canada. Royal Ontario Museum...Brookite, Anatase, & Rutile from the Silver Link Mine, Ouray County, Ouray, Colorado, T. Rosemeyer, 327-30... 400 Andradjtg, 27 Anglesite, New Mexico, 108 Ankerite, New Mexico, 108 Annabergite, New Mexico, 108...Choice, R.B. Cook: Beryl, Variety Emerald, Chivor Mine, Chivor, Colombia, 332-34; Demantoid, Val Malenco...Fluorapatite, Inna Nala, near Fighar Village, Nagar District, Pakistan, 112-14; Microcline, Variety Amazonite |  | Rampilova, Maria, Doroshkevich, Anna, Viladkar, Shrinivas, Zubakova, Elizaveta (2021) Mineralogy of Dolomite Carbonatites of Sevathur Complex, Tamil Nadu, India. Minerals, 11 (4) 355 doi:10.3390/min11040355 | Journal (article/letter/editorial) | | of dolomite carbonatite with a small number of ankerite carbonatite dikes. Calcite carbonatite occurs...primary minerals. They are indicative of Na, Sr, Mg, Ba, and LREE enrichment in their parental carbonatitic...alteration of pyrochlore into hydropyrochlore, and Ba-enrichment. Also, it leads to formation of monazite-(Ce)...present new mineralogical data on the Sevathur Nb-Ba-REE minerals because little information on many of...carbonatite, there are few thin dikes of calcite and ankerite carbonatite; the largest being 400 m long and |  | | Journal (article/letter/editorial) | | distribution of large-ion lithophile elements (LILE = Sr, Ba and Pb) in rock-forming carbonates also shows trends...effects (e.g., concomitant depletion in Ba + Pb at Aley, or Sr + Ba at Kerimasi), although the phases responsible... the reported contents of such heavy elements as Ba or lanthanides were measured by electron- microprobe...minerals empirically (ibid.; Table 1). However, ankerite-dominant carbonates (>18 wt.% FeO) appear to be...from the literature Calcite, CaCO3 Dolomite-ankerite, Ca(Mg,Fe)(CO3)2 Crystallographic details for |  | Ying, Yuan-Can, Chen, Wei, Simonetti, Antonio, Jiang, Shao-Yong, Zhao, Kui-Dong (2020) Significance of hydrothermal reworking for REE mineralization associated with carbonatite: Constraints from in situ trace element and C-Sr isotope study of calcite and apatite from the Miaoya carbonatite complex (China). Geochimica et Cosmochimica Acta, 280. 340-359 doi:10.1016/j.gca.2020.04.028 | Journal (article/letter/editorial) | | within the Miaoya carbonatite complex located in the South Qinling 19 orogenic belt, with the aim to better...71 the Phalaborwa carbonatite complex on the southern margin of Kaapvaal craton (South Africa; 72 Milani...between the North China Block (NCB) 113 and the South China Block (SCB) in central China. The orogen is...is subdivided into North 114 Qinling and South Qinling belts by the Shangdan suture (Fig. 1a, b). This...the Silurian to early Devonian subduction of the South Qinling Terrane beneath the 116 North Qinling |  | | Book (edition) | | Venezuela, Brazil, Paraguay, Angola and South-West Africa, i.a. Carbonatites are now the major sources...Canada Brazil Greenland, Europe, and the U.S.S.R. Africa India APPENDICES REFERENCES LOCALITY INDEX SUBJECT...Society of South Africa and C. A. Strauss and F. C. Truter (1950A) : Geological Society of South Africa and...Society of South Africa and R. L. Johnson (1961) 6-12: Geological Society of South Africa and R. L. Johnson... Figure Figure 10-1: Geological Society of South Africa and S.J. Shand (1921A) 10-5: American Journal |  | | Journal (issue) | | Zeolites and associated minerals from the Palabora mine, Transvaal....................................& R. S. W. Braithwaite The Lake George antimony mine, New Brunswick ..................... 263 by W. E...Kalahari m an g an ese field, C ape Province, South Africa. (See th e article in this issue, b eg in n...July-A ugust, 1991 in the collection from a specific mine, state or country, or all the gem beryls over 20...Europe and South America, $7.50/$8.00; by airmail to Australia, New Zealand and South Africa, $8.50/$9 |  | | Journal (article/letter/editorial) | | distinct igneous rock type in the South African Palabora (Phalaborwa) ijolite-carbonatite complex [22]...carbonates known to be secondary (a mistake which the South African geologists did not make). Therefore it seems...carbonatite of the first intrusive phase of the South Carbonatite Pluton. The fragments are angular or...Sette-Daban, and in East Africa, Brazil, and Canada. In the Kovdor and Phalaborwa plutons, they form exploitable...Nemegos); 3) apatitite segregations in dolomite and ankerite carbonatites. In the Yessey and Magan plutons |  | Barbosa, Elisa Soares Rocha, Brod, José 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 Catalão I and II in the south of Goiás, 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 Fosfértil SA, and forms a small plug south of Salitre I. The topographical expression of Salitre...region of perovskite bebedourites (B1b). The center-south portion of the complex is defined by an independent |  | Gwalani, L. G., Rogers, K. A., Demény, A., Groves, D. I., Ramsay, R., Beard, A., Downes, P. J., Eves, A. (2010) The Yungul carbonatite dykes associated with the epithermal fluorite deposit at Speewah, Kimberley, Australia: carbon and oxygen isotope constraints on their origin. Mineralogy and Petrology, 98 (1) 123-141 doi:10.1007/s00710-009-0102-1 | Journal (article/letter/editorial) | | rare earth elements (REE), P, Nb, U, Th, Cu, Fe, Ti, Ba, F, Zr, and other rare or incompatible elements....diamondiferous lamproite diatreme of the Argyle mine (see Jaques et al. 1986). The Yungul carbonatite...carbonatites from the southern outcrop (Yungul South), but recent fieldwork has identified a second locality...Yungul carbonatite (at Yungul North and Yungul South). The inset map of Western Australia indicates location...about 4 km to the south. The two carbonatite dykes, Yungul North and Yungul South, extend over a length |  | | Book (edition) | | OF OF SOUTH AFRICA MINES GEOLOGICAL SURVEY MINERAL RESOURCES OF REPUBLIC OF THE SOUTH AFRICA...Second World War, and partly as a result of it, South Africa experienced vast industrial expansion. This...official ‘handbook on the mineral resources of South Africa, it has become necessary to revise, or rather...great diversity and magnitude of South African mineral deposits and local mining operations, the Economic...Chamber of Mines of South Africa with Mr G. H. Grange as co-ordinator, and the South, African mining industry; |  | | Journal (article/letter/editorial) | | dikes and are enriched in rare elements; Sr, Nb, REE, Ba, Zr, and Ta. Carbonatite complexes occur mainly in...canoes at Elgon, Napak, Rangwa, and Bunyaruguru in Africa). However, formations of medium scale predominate...Oldoinyo Lengai, Toror, Jombo, Hanang, and Burko in Africa). The volcanoes always include tuffs and agglomerates...melilitites and melanephelinites (the Eastern Rift in Africa), which are sometimes enriched in K2O (containing...complexes of various ages are known: Proterozoic in Africa, India, Greenland, Finland, and the Ukraine, Early |  | Dietzel, Christian A.F., Kristandt, Tim, Dahlgren, Sven, Giebel, R. Johannes, Marks, Michael A.W., Wenzel, Thomas, Markl, Gregor (2019) Hydrothermal processes in the Fen alkaline-carbonatite complex, southern Norway. Ore Geology Reviews, 111. 102969 doi:10.1016/j.oregeorev.2019.102969 | Journal (article/letter/editorial) | | 250 Nelson-Mandela-Drive, Bloemfontein 9300, South Africa *Joint first authorship **Corresponding author:...and further, ferroan dolomite-bearing (rarely ankerite; see below) 4 carbonatites (rauhaugite type...1 km long tunnel leading to the former Tufte Nb mine that was situated in the centre of the Fen complex...patite vein 5 on the western side wall of the mine, which is strongly enriched in monazite and REE-F-carbonates...174 m, 241 m, 278 m and 345 m. At the Gruveåsen mine dump (X2 on Fig. 1) several loose blocks of silicified |  | | Journal (article/letter/editorial) | | (Brandberg and Erongo) related to the opening of the South Atlantic and the Paraná–Etendeka large igneous province...exceptionally well-preserved Kruidfontein and Goudini in South Africa, Mount Weld and Gifford Creek ferrocarbonatite...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...B, F), REE and LILE incompatible elements (P, Zr, Ba, Nb, U, Th, Sn, Ta and W) (Bailey et al., 1974; Bailey |  | Kozlov, Evgeniy, Fomina, Ekaterina, Sidorov, Mikhail, Shilovskikh, Vladimir, Bocharov, Vladimir, Chernyavsky, Alexey, Huber, Miłosz (2020) The Petyayan-Vara Carbonatite-Hosted Rare Earth Deposit (Vuoriyarvi, NW Russia): Mineralogy and Geochemistry. Minerals, 10 (1) 73 doi:10.3390/min10010073 | Journal (article/letter/editorial) | | REE (up to 2.0 wt. %), Sr (up to 1.2 wt. %), and Ba (up to 0.8 wt. %). These carbonatites underwent several...crystallization of apatite in the carbonatites. A sulfate-rich Ba–Sr–rare-earth elements (REE) fluid (probably brine-melt)...ancylite-dominant. The influence of sulfate-rich Ba-Sr-REE fluid on the apatite-bearing rocks resulted...Zealand [57], Norwayin[58], Russia [59–64], South Africa [65,66], [10,11], Canada [12–17], China [18–37]...Namibia New Zealand Norway [58], Russia [59–64], South the weight percentage levels of[54–56], REEs required |  | | Report (issue) | | SEYCHELLES SIERRA LEONE SINGAPORE SLOVAKIA SLOVENIA SOUTH AFRICA SPAIN SRI LANKA SUDAN SWEDEN SWITZERLAND SYRIAN...and environment, as well as waste management and mine closure. Other topics covered include storage of........................................ 35 5.3.4. Mine closure .................................................................................. 50 SOUTH AFRICA ................................................................... 51 7.5.1. Steenkampskraal mine ............................................... |  | | Report (volume) | | iSP:~.,~r of'Atrica Fluorspar Resources of Africa By RALPH E. VAN ALSTINE and PAUL G. SCHRUBEN GEOLOGICAL...resources of Africa. (Geological Survey bulletin ; 1487) Bibliography: p. 1. Fluorspar-Africa. I. Schruben...17 18 18 21 ILLUSTRATIONS Page PLATE 1. Map of Africa showing the location of fluorspar and carbonatite...1 . Comparison of fluorspar production from South Africa with total African fluorspar production, 1918-76...16 TABLES Page TABLE 1. 2. 3. 4. Fluorite in Africa------------------------------------------Selected |  | Apukhtina, Olga B., Ehrig, Kathy, Kamenetsky, Vadim S., Kamenetsky, Maya B., Goemann, Karsten, Maas, Roland, McPhie, Jocelyn, Cook, Nigel J., Ciobanu, Cristiana L. (2020) Carbonates at the supergiant Olympic Dam Cu-U-Au-Ag deposit, South Australia. Part 1: Distribution, textures, associations and stable isotope (C, O) signatures. Ore Geology Reviews, 126. 103775pp. doi:10.1016/j.oregeorev.2020.103775 | Journal (article/letter/editorial) | | the supergiant Olympic Dam Cu-U-Au-Ag deposit, South Australia. Part 1: Distribution, textures, associations...The supergiant Olympic Dam Cu-U-Au-Ag deposit in South Australia is a type example of the iron-oxide copper–gold...attempt is made to relate carbonate formation to local and regional events that have affected Olympic Dam...common carbonate types, whereas calcite, dolomite-ankerite solid solution and REE-fluorocarbonates are locally...be related to regional tectonic events based on local context and relationships with dated assemblages |  | Vrublevskii, V.V., Bukharova, O.V., Nebera, T.S., Sveshnikova, V.L. (2019) Composition and origin of rare-metal (Nb–Ta, REE) and sulfide mineralization in magnesiocarbonatites from the Yenisei Ridge, Central Siberia. Ore Geology Reviews, 111. 102949 doi:10.1016/j.oregeorev.2019.102949 | Journal (article/letter/editorial) | | cebaite, and ancylite), as well as secondary phases (Sr-Ba pyrochlore, ferrocolumbite, fersmite, and Fe and...formation, primary carbonates become replaced by ankerite and siderite with up to 27–63 wt. % FeO(t) and...formation of skeletal crystals (Figs. 6a, b; 7h, i). Sr-Ba pyrochlore varieties, as well as ferrocolumbite and...sites of later Nb-bearing minerals among which Sr–Ba pyrochlore (pyrochlore III), ferrocolumbite and fersmite...TiO2). Weathered carbonatites likewise store Sr and Ba pyrochlore with up to 72–73 wt.% Nb2O5 and 1 wt. |  | 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) | | 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...bulk chemistry and mineralogy of the Mount Isa district uranium deposits, chiefly Valhalla, Bikini and |
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