 | Pereira, Lucas, Birtel, Sandra, Möckel, Robert, Michaux, Bruno, Silva, Andre C., Gutzmer, Jens (2019) Constraining the Economic Potential of By-Product Recovery by Using a Geometallurgical Approach: The Example of Rare Earth Element Recovery at Catalão I, Brazil. Economic Geology, 114 (8) 1555-1568 doi:10.5382/econgeo.4637 | Journal (article/letter/editorial) | | Example of Rare Earth Element Recovery at Catalão I, Brazil Lucas Pereira,1,† Sandra Birtel,1 Robert Möckel...University of Goiás, Mine Engineering Department, Capes Scholarship POS-DOC-88881.119296/2016–01, Catalão, Brazil...at the Chapadão mine in the Catalão I carbonatite complex is used. Catalão I is part of the Alto Paranaíba...in the Goias Province of Brazil. Currently, niobium is produced in the complex as a by-product of the Chapadão...be recovered as by-products, inter alia from carbonatite, pegmatite, or hydrothermal uranium deposits |  | 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) | | Pb isotopic ratios yield evidence that HIMU and EM I mantle components played an important role in the...and Comin-Chiaramonti (2017), a total of 30 carbonatite occurrences have been described, most of them...described: the lava flows of Santo Antônio da Barra, in Goiás (Gaspar & Danni 1981, Moraes 1988), and those of...Universidade de São Paulo – USP, São Paulo (SP), Brazil. E-mails: cgomes@usp.br, rgazzone@usp.br, exrubert@usp...General information on the carbonatite occurrences of different regions of Brazil, Paraguay and Bolivia. |  | Mitchell, R. H., Yakovenchuk, V. N., Chakhmouradian, A. R., Burns, P. C., Pakhomovsky, Y. A. (2000) Henrymeyerite, a new hollandite-type Ba-Fe titanate from the Kovdor Complex, Russia. The Canadian Mineralogist, 38 (3) 617-626 doi:10.2113/gscanmin.38.3.617 | Journal (article/letter/editorial) | | HOLLANDITE-TYPE Ba–Fe TITANATE FROM THE KOVDOR COMPLEX, RUSSIA ROGER H. MITCHELL§ Department of Geology...e – calcite – dolomite carbonatite of the Kovdor alkaline ultramafic complex, Kola Peninsula, in Russia...henrymeyerite, hollandite, cryptomelane group, carbonatite, Kovdor complex, Russia. SOMMAIRE Nous décrivons ici...à la hollandite, découvert dans un filon de carbonatite à tétraferriphlogopite – calcite – dolomite dans...henrymeyerite, hollandite, groupe de la cryptomelane, carbonatite, complexe de Kovdor, Russie. INTRODUCTION Members |  | | Report (issue) | | United States in 2013. The orebody is a tabular carbonatite intrusion and is thought to be the largest REE....O6 Rare-Earth-Element-Mineral Formation in Carbonatite Magmas.....................................O7...The REE-bearing minerals are diverse and often complex in composition. At least 245 individual REE-bearing...recent years, REEs have been produced from large carbonatite bodies mined at the Mountain Pass deposit in...led by, in decreasing order of reserves, China, Brazil, Australia, and India (Gambogi, 2015). Australia |  | | Report (issue) | | PLURINATIONAL STATE OF BOSNIA AND HERZEGOVINA BOTSWANA BRAZIL BRUNEI DARUSSALAM BULGARIA BURKINA FASO BURUNDI............. 72 Polymetallic iron oxide breccia complex deposits ........................................major types of uranium deposits were recognized [6]: (i) Deposits originating from ‘warm fluids’ with three...deposit, of which six had economic significance: (i) (ii) (iii) (iv) 2 Oligomictic quartz-pebble conglomerate;...Sandstone; Quartz-pebble conglomerate; Veins; Breccia complex; Intrusive; Phosphorite; Collapse breccia pipe; |  | | Report (issue) | | LCC TN23 .C67 2017 | DDC 333.8/50973--dc23 | SUDOC I 19.16:1802 LC record available at https://lccn.loc...rare-earth elements, and antimony in China; niobium in Brazil; and platinum-group elements in South Africa and...Schulte..................................H1 Chapter I. Germanium and Indium By W.C. Pat Shanks III, Bryn...solubility of fluorite as a function of temperature for complex Na-Ca-Mg-Cl brines from ambient temperatures to...related to strongly differentiated granites, for carbonatite-related fluorspar deposits, and for veins from |
|
