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The behavior of dissolved uranium in groundwaters of the Morro do Ferro thorium deposit, Brazil
(1989-05-30)
Groundwater samples were collected for several months in boreholes drilled at Morro do Ferro, a thorium and rare earth deposit located on the Poços de Caldas Plateau, Minas Gerais State, Brazil. An aquifer system has ...
The behavior of dissolved uranium in groundwaters of the Morro do Ferro thorium deposit, Brazil
(1989-05-30)
Groundwater samples were collected for several months in boreholes drilled at Morro do Ferro, a thorium and rare earth deposit located on the Poços de Caldas Plateau, Minas Gerais State, Brazil. An aquifer system has ...
Uranium isotopes as radioactive pollutants in groundwaters of the Morro do Ferro thorium deposit, Brazil
(1991-01-01)
Groundwater and surface water samples were collected at Morro do Ferro, a thorium and rare earth deposit located on the Pocos de Caldas Plateau, Minas Gerais State, Brazil, to evaluate if the mechanisms related to the ...
Some features of the Th presence in the Poços de Caldas alkaline massif, Minas Gerais State, Brazil
(2014-07-01)
Alkaline rocks are found in southern Brazil in association with the Ordovician-Cretaceous sedimentary Paraná basin and mainly distributed along its margins. They vary considerably in age and composition, and have been ...
High natural gamma radiation in two Brazilian areas
(2013-12-01)
Primeval radionuclides have survived in detectable amounts since the time of nucleosynthesis and contribute to the natural terrestrial radioactivity. The major contribution comes from 40K and radionuclides generated through ...