RSS 1.0Departamento de Petrologia e Metalogenia
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Recent Submissions
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Comparative study of mineral and surface waters of Araxá spa, Minas Gerais State, Brazil
Bonotto, Daniel Marcos
; de Oliveira Thomazini, Fábio (Environmental Earth Sciences, 2019) [Artigo]
The natural mineral waters of the springs Dona Beja (DBS) and Andrade Júnior (AJS) from Araxá city, in the Brazilian State of Minas Gerais (MG), are well known since the nineteenth century when started the studies of their ... -
New insights of the tectonic and sedimentary evolution of the Rio Grande Rise, South Atlantic Ocean
; ; ; ; Hackspacher, Peter Christian (Marine and Petroleum Geology, 2019) [Artigo]
Oceanic plateaus, such as the Rio Grande Rise (RGR), comprise crucial pieces of information about the opening of the South Atlantic Ocean and the evolution of associated lithospheric plate margins. A detailed seismostratigraphic ... -
Gravity anomalies over extinct spreading centres: A new evidence of an aborted ridge in the South Atlantic Ocean
Constantino, Renata Regina; Hackspacher, Peter Christian ; ; ; De Souza, Iata Anderson (Geophysical Journal International, 2019) [Artigo]
An aborted ridge has been suggested in the Vema region, South Atlantic Ocean, and we investigate it in terms of residual gravity anomalies and half spreading rate. Gravity signature over extinct spreading centres displays ... -
Sedimentation rates at Ramis River, Peruvian Altiplano, South America
Matamet, Fanny Roxana Mamani; Bonotto, Daniel Marcos (Environmental Earth Sciences, 2019) [Artigo]
The mining activity in Peru is of long standing and its existence begins with the times and cultures pre Incas, Inca, colonial and the own Republic. This is due to the existence of deposits and important mineral resources ... -
Archean and paleoproterozoic crust generation events, Amparo complex and Serra Negra orthogneiss in southern Brasília Orogen, SE Brazil
De Oliveira, Marcos Aurelio Farias; ; Zanardo, Antenor ; Morales, Norberto (Journal of South American Earth Sciences, 2019) [Artigo]
The Amparo Complex and Serra Negra orthogneisses consists largely of Archean and Paleoproterozoic domains, which represent the older tectonizied basement of Ribeira Belt, southeastern portion of the Brasília Neoproterozoic ... -
Geochemical and gamma-spectrometry data on the evaluation of the potential of brasiliano igneous bodies to generate for rare earth elements ion adsorption clay concentration (Apiai-Guaxupé Terrain, Minas Gerais and São Paulo states, Brazil)
Júnior, Ilio Rodarte Faria; Luvizzoto, George Luiz ; Godoy, Antonio Misson (Geologia USP - Serie Cientifica, 2018) [Artigo]
The rare earth elements are of increasing importance in the world economy, mainly due to their applications in the technology industry, which leads to the interest in prospecting mineral sources for these elements. In this ... -
Grape juices produced from new hybrid varieties grown on Brazilian rootstocks – Bioactive compounds, organic acids and antioxidant capacity
da Silva, Marlon Jocimar Rodrigues; ; ; ; Filho, Waldemar Gastoni Venturini ; ; Tecchio, Marco Antonio (Food Chemistry, 2019) [Artigo]
The objective of this study was to assess the content of bioactive compounds, organic acids and antioxidant capacity of grape juices from Isabel Precoce, BRS Carmem, BRS Cora and IAC 138-22 Máximo varieties grown on the ... -
Tectonic and geology of the region of the juquitiba topografic sheet in 1:50.000, southeast of the state of sÃo paulo
Godoy, Antonio Misson; Oliveira, Marcos Aurélio Farias De ; Hackspacher, Peter Cristian ; Vieira, Otávio Augusto Ruiz Paccola ; (Geociencias, 2018) [Artigo]
Geological mapping of the Juquitiba Topographic Sheet lithological units in 1: 50.000 scale is the result of integration and realization of geological surveys. The area is located southwest of São Paulo city and inserted ... -
Geology and tectonic of the capÃo bonito topographic 1:50.000 map, southeast of sÃo paulo state
Godoy, Antonio Misson; Vieira, Otávio Augusto Ruiz Paccola ; Leite Junior, Washington Barbosa ; Hackspacher, Peter Cristian ; da MATA, Suelen Portughesi ; Zenero, Jonas Menezes (Geociencias, 2019) [Artigo]
The 1: 50.000 Capão Bonito Topographic Map is situated at the southern end of São Paulo state, in the south-central Ribeira Belt, in the northern portion of the Apiaí Terrain. The area involves rocks from the Açungui ... -
Tectonic implications of U-Pb ages of detrital zircon grains in metasedimentary rocks of the northwestern sector of the Passos Nappe, southern Brasília Belt, Brazil
Silva, Alex J.Choupina A.; Simões, Luiz Sérgio A. ; (Journal of South American Earth Sciences, 2019) [Resenha]
The Estreito Anticline is the main structure in the northwestern sector of Passos Nappe, formed in the Late Neoproterozoic during West Gondwana amalgamation. It is characterized by folding of the thrust surface that separates ... -
The formation of high-alumina clays in a pedosedimentary sequence of Marilia Formation (Western Minas Gerais, Brazil)
Coelho, C. V.S.; Rosolen, V. ; ; Mesquita, A. ; Moreira, C. A. ; Furlan, L. M. ; Govone, S. (Journal of South American Earth Sciences, 2019) [Artigo]
Mottled horizons and iron crusts are widespread in soil developed upslope on flat sedimentary plateau located in western of Minas Gerais State (Brazil). In the area, important deposits of high-alumina clays are located at ... -
Radon exhalation rate and indoor exposure in a Brazilian coal mine
Salim, Leonardo Alfredo; Bonotto, Daniel Marcos (Journal of Radioanalytical and Nuclear Chemistry, 2019) [Artigo]
Radionuclides in mineral coal and related rocks are of great concern to the human health, among them the radon gas, as it has been considered the second largest cause of lung cancer by the World Health Organization (WHO). ... -
Gross alpha/beta radioactivity and radiation dose in thermal and non-thermal spas groundwaters
Bonotto, Daniel Marcos (Heliyon, 2019) [Artigo]
Gross alpha and gross beta activities have been determined in thermal and non-thermal spas groundwaters (75)occurring at São Paulo and Minas Gerais states in Brazil as they are ingested in public places, bottled and used ... -
New stratigraphic and genetic model for the dolomitic Cretaceous Pinda reservoirs in Angola: Part II - Compelling arguments against early dolomitization and early leaching
Granier, Bruno (Carnets de Geologie, 2019) [Artigo]
This is the second contribution to the stratigraphic and genetic model of the Pinda Group. The mid-Cretaceous Pinda Group of the Congo basin in the northern Angolan offshore is a transgressi-ve supersequence. Its lower ... -
U–]Pb zircon ages and metamorphic conditions of mafic granulites from the basement of the southern Brasilia Orogen, Campinas-SP region
; ; ; ; Luvizotto, George L.; Godoy, Daniel F. (Journal of South American Earth Sciences, 2019) [Artigo]
In the southern Brasília Orogen, slices of an intensively reworked Paleoproterozoic basement occur. These are partially covered by a Neoproterozoic sequence of high-metamorphic grade, corresponding to the Socorro–Guaxupé ... -
On the link between soil hydromorphy and geomorphological development in the Cerrado (Brazil) wetlands
Rosolen, Vania; ; ; Moreira, Cesar Augusto ; ; ; (Catena, 2019) [Artigo]
Mound fields (MF), which consist of numerous isolated mounds, are characteristic of the Cerrado wetlands of Brazil. While there are numerous studies on soil redistribution by termites and by differential particulate erosion, ... -
Landsat-7/ETM + and SRTM images as auxiliary tools to identify lateritic profiles-example in bom jesus da Penha (MG).
Faria Júnior, Ilio Rodarte; Luvizotto, George Luiz ; Rosolen, Vania (Geociencias, 2018) [Artigo]
The Brazilian territory has large areas covered by lateritic profiles and their studies have diverse motives. These profiles shows an internal structure with horizons that vary, vertically, in their chemical and mineralogical ... -
XRF analysis applied to the batateira River formation (Araripe Sedimentary Basin, Ceará State, Brazil)
; Bonotto, Daniel Marcos (Sedimentary Basins: Evolution, Methods of Formation and Recent Advances, 2018) [Capítulo de livro]
Recent analytical advances mainly concerning to the use of the X-Rays Fluorescence (XRF) technique have improved the data acquisition in sedimentary basins. This method consists of the processes of electrons excitation and ... -
Investigating the migration of pollutants at Barreiro area, Minas Gerais State, Brazil, by the 210Pb chronological method
Bonotto, D. M.; (Journal of Geochemical Exploration, 2019) [Artigo]
Barreiro area at Araxá city, Minas Gerais State, Brazil, has been subjected to intense debate because of environmental pollution related to intense mining activities developed for the phosphate and niobium exploitation. ... -
Re-evaluating hydrochemical data from aquifers occurring in the rio claro city region, sÃo paulo state, Brazil
Quirino, Raquel Curtolo; Bonotto, Daniel Marcus (WIT Transactions on Ecology and the Environment, 2018) [Artigo]
Groundwater use increases every year in different sectors of the society, therefore, hydrochemical studies of aquifers and their relations with the anthropic environment are crucial. With an area of approximately 1,880 km2 ...