 | Gomes, Celso de Barros, Comin-Chiaramonti, Piero, Azzone, Rogério Guitarrari, Ruberti, Excelso, Rojas, Gaston Eduardo Enrich (2018) Cretaceous carbonatites of the southeastern Brazilian Platform: a review. Brazilian Journal of Geology, 48 (2) 317-345 doi:10.1590/2317-4889201820170123 | Journal (article/letter/editorial) | | Universidade de São Paulo – USP, São Paulo (SP), Brazil. E-mails: cgomes@usp.br, rgazzone@usp.br, exrubert@usp...carbonatite occurrences of different regions of Brazil, Paraguay and Bolivia. Locality Occurrence Petrography...Petrography Mineralogy Age References BRAZIL Ribeira Valley 1 Barra do Itapirapuã Dike, vein, breccia..., Flo, Op (Hm, Il), Ch n.d. 75, 76 15 Araxá (Barreiro) Stock, dike Mg-ca, Ca-ca, Fe-ca Gl, Py,...Toniolo et al. (2013); 76, Monteiro et al. (2016); Araxá: 77, Issa Filho et al. (1984); 78, Traversa et al |  | Smith, M.P., Moore, K., Kavecsánszki, D., Finch, A.A., Kynicky, J., Wall, F. (2016) From mantle to critical zone: A review of large and giant sized deposits of the rare earth elements. Geoscience Frontiers, 7 (3) 315-334 doi:10.1016/j.gsf.2015.12.006 | Journal (article/letter/editorial) | | the primary igneous source, but the grade is a complex function of igneous source, magmatic crystallisation...molal Na2O+K2O/Al2O3>1.2, and the formation of complex Zr and Ti minerals such as eudialyte – such rocks...host marble. The geochronology of the ores is complex, with periods defined from 1230– 1350 Ma (largely...2015). SC Bear Lodge– The Bear Lodge Carbonatite complex is not currently mined, but hosts potentially economic...by Moore et al. (2015). The Bear Lodge Alkaline Complex is part of the Black Hills Intrusive Belt, South |  | Chakhmouradian, Anton R., Cooper, Mark A., Reguir, Ekaterina P., Moore, Meghan A. (2017) Carbocernaite from Bear Lodge, Wyoming: Crystal chemistry, paragenesis, and rare-earth fractionation on a microscale. American Mineralogist, 102 (6) 1340-1352 doi:10.2138/am-2017-6046 | Journal (article/letter/editorial) | | carbocernaite occur in hydrothermally reworked burbankite-fluorapatite-bearing calcite carbonatite at Bear...the primary calcite and burbankite. The crystals of carbocernaite show a complex juxtaposition of core-rim...carbocernaite can be readily distinguished from burbankite- and ancylite-group carbonates characterized...and calcite veins at the Vuoriyarvi intrusive complex in northern Karelia, Russia. The name was chosen...Kalkfeld, and Ondurakorume (Namibia), Araxá and Jacupiranga (Brazil), Rocky Boy (Montana, U.S.A.), Sturgeon |  | Sharygin, Victor V., Doroshkevich, Anna G., Seryotkin, Yurii V., Karmanov, Nikolai S., Belogub, Elena V., Moroz, Tatyana N., Nigmatulina, Elena N., Yelisseyev, Alexander P., Vedenyapin, Vitalii N., Kupriyanov, Igor N. (2020) Rippite, K2(Nb,Ti)2(Si4O12)O(O,F), a New K-Nb-Cyclosilicate from Chuktukon Carbonatite Massif, Chadobets Upland, Krasnoyarsk Territory, Russia. Minerals, 10 (12) 1102 doi:10.3390/min10121102 | Journal (article/letter/editorial) | | for the Chuktukon Massif The Chadobets alkaline complex is located within the Chadobets upland (basin of...The Chadobets alkaline ultramafic carbonatite complex is conventionally subdivided into the Chuktukon...the Chadobets alkaline ultramafic carbonatite complex was described by Kirichenko et al. [36]. The sequence...daqingshanite-(Ce), ferrohagendorfite, barite, burbankite–khanneshite, Na-Ca carbonates (nyerereite, shortite)...alkali-rich carbonates (nyerereite + shortite + burbankite) [30,34]. Aggregates of “francolite” (Sr-rich |  | Elliott, H.A.L., Wall, F., Chakhmouradian, A.R., Siegfried, P.R., Dahlgren, S., Weatherley, S., Finch, A.A., Marks, M.A.W., Dowman, E., Deady, E. (2018) Fenites associated with carbonatite complexes: A review. Ore Geology Reviews, 93. 38-59 doi:10.1016/j.oregeorev.2017.12.003 | Journal (article/letter/editorial) | | have been identified between the presence of more complex veining textures, mineralogy and brecciation in...carbonatite-related laterite deposits at Araxá and 5 90 Catalão II, Brazil (e.g. Mitchell, 2015); carbonatite...produced from 164 parent alkaline magmas via a complex combination of liquid immiscibility and/or 165...of hydrothermal 181 fluids in and around the complex. With very few exceptions (e.g. Arzamastsev et...(1921) in his 186 memoir on the Fen carbonatite complex, Norway. Since the initial studies of the 187 |  | | Report (issue) | | rare-earth elements, and antimony in China; niobium in Brazil; and platinum-group elements in South Africa and...solubility of fluorite as a function of temperature for complex Na-Ca-Mg-Cl brines from ambient temperatures to...subsurface geology of the Saint-Honoré carbonatite complex in southern Quebec, Canada, and a schematic north-south...chart showing niobium resources and reserves in Brazil, Canada, and the United States...................showing the Rustenburg Layered Suite of the Bushveld Complex, South Africa, the surface trace of significant |
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