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Climatic and morphological control of rare earth element distribution in weathering mantles on alkaline rocks
(1994)
In humid coastal regions and in areas of accentuated relief of SE-Bahia, Brazil, weathering of alkaline rocks resulted in the formation of kaolinitic and lateritic weathering mantles. Under subhumid conditions in the inland ...
Reductive dissolution of a lateritic ore containing rare earth elements (REE) using acidithiobacillus species
(Trans Tech Publications Ltd, 2017)
Lateritic deposits containing rare earth elements (REE) are important resources in Brazil, where monazite is the main REE-bearing mineral and is frequently associated with iron hydroxy-oxides and quartz. In order to recover ...
REE GEOCHEMICAL BEHAVIOUR DURING MAGMATIC EVOLUTION AND HYDROTHERMAL ALTERATION OF GRANITES: EXAMPLES OF THE GOIÁS TIN PROVINCECOMPORTAMENTO GEOQUÍMICO DE ETR DURANTE EVOLUÇÃO MAGMÁTICA E ALTERAÇÃO HIDROTERMAL DE GRANITOS: EXEMPLOS DA PROVÍNCIA ESTANÍFERA DE GOIÁS
(Sociedade Brasileira de Geologia, 2016)
Geology and SHRIMP U-Pb geochronology of the Igarape Bahia deposit, Carajas Copper-Gold belt, Brazil: An Archean (2.57 Ga) example of iron-oxide Cu-Au-(U-REE) mineralization
(Soc Economic Geologists, IncLittletonEUA, 2005)
Ore-forming fluids of vein-type fluorite deposits of the Cerro Aspero batholith, southern Cordoba Province, Argentina
(V H Winston & Son IncPalm BeachEUA, 2000)
Intrusäo alcalina de Morro Preto (GO): Geologia, petrografia e geoquímica
(2014-01-01)
The alkaline intrusion of Morro Preto, located to the north of Piranhas (GO), Is an irregular to subcircular rock body with about 3,34 km2, hosted in gneisses of the Goiás Magmatic Arc. It is chiefly constituted by ...