RSS 1.0Departamento de Petrologia e Metalogenia
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Comparative analysis of gamma ray spectrometers applied to Irati Formation, Paraná basin, São Paulo State, Brazil
Roveratti, Gabrielle
; Bonotto, Daniel Marcos (Applied Radiation and Isotopes, 2022) [Artigo]
This paper describes the use of gamma ray spectrometry in the study of rock samples from the Irati Formation, Paraná sedimentary basin, São Paulo State, Brazil. This technique allowed to measure the natural radiation emitted ... -
Experimental Steps for Calibrating a Radon Meter for Use in Environmental Studies
Barbosa, Eder Queiroz; Bonotto, Daniel Marcos (Radon: Detection, Exposure and Control, 2020) [Capítulo de livro]
Potential health hazards from radon in consuming water have been considered worldwide, with many countries adopting the guideline activity concentration of 100 Bq/L for drinking water quality as proposed in the past by ... -
Rhamnolipids as Green Stabilizers of nZVI and Application in the Removal of Nitrate From Simulated Groundwater
Moura, Cinthia Cristine; Salazar-Bryam, Ana Maria ; Piazza, Rodolfo Debone ; Santos, Caio Carvalho dos ; Jafelicci, Miguel ; Marques, Rodrigo Fernando Costa ; Contiero, Jonas (Frontiers in Bioengineering and Biotechnology, 2022) [Artigo]
Environmental contamination caused by inorganic compounds is a major problem affecting soils and surface water. Most remediation techniques are costly and generally lead to incomplete removal and production of secondary ... -
The constant flux and constant sedimentation (CF:CS) 210Pb chronological method applied to determine sedimentation rates at Amazon River watershed, Brazil
; Bonotto, Daniel Marcos (Journal of South American Earth Sciences, 2022) [Artigo]
Activity profiles of excess 210Pb determined in three sediment cores from Amazon River mouth, Amapá State, Brazil, provide the evaluation of sedimentation rates, contributing to a better knowledge of the hydrological ... -
Contaminants Inputs at Alambari river, São José dos Campos city, São Paulo State, Brazil
Lee, Isabella Gumiero; Bonotto, Daniel Marcos (Water, Air, and Soil Pollution, 2021) [Artigo]
This paper describes a hydrochemical study held at Alambari river, which crosses the installations of Henrique Lage refinery (Revap), São José dos Campos city, São Paulo State, Brazil. The hydrochemical characterization ... -
Sedimentation rates by the 210Pb chronological method in Itanhaém river watershed, southeast Brazil
Cigagna, Cristiano; Bonotto, Daniel Marcos ; Camargo, Antonio F. Monteiro (Environmental Monitoring and Assessment, 2021) [Artigo]
The historical variation of sedimentation rate was investigated in five cores collected from the Itanhaém watershed main rivers, the second largest coastal watershed of the São Paulo state, Brazil, using the lead-210 ... -
Textural and mineralogical analisys of morro do nÍquel rocks (Mg) and correlations with serpentinization
; ; Zanardo, Antenor; ; Montibeller, Cibele Carolina (Geociencias, 2021) [Artigo]
Morro do Níquel, a serpentinitic massif located in the southern extension of the Southern Brasilia Belt, in the Passos Nappe context, was the subject of a detailed textural and mineralogical study, developed on a drillhole, ... -
Petrochronology of high-pressure granulite facies rocks from Southern Brasília Orogen, SE Brazil: Combining quantitative compositional mapping, single-element thermometry and geochronology
Fumes, Regiane Andrade; Luvizotto, George Luiz ; ; ; ; ; ; Simões, Luiz Sergio Amarante (Journal of Metamorphic Geology, 2022) [Artigo]
We use a combination of several in situ techniques to assess the P-T-t path of high-pressure granulites from the Passos Nappe in the Southern Brasília Orogen (SE Brazil). Quantitative element mapping and single-element ... -
Pros and cons of fertirrigation with in natura sugarcane vinasse: Do improvements in soil fertility offset environmental and bioenergy losses?
; Altoé, Marcos Eduardo; ; Garcia, Marcelo Loureiro (Journal of Cleaner Production, 2021) [Artigo]
Managing vinasse in sugarcane biorefineries currently raises a direct debate between traditional industrialists of the sucro-energy sector and researchers. While the first group identifies fertirrigation (land disposal of ... -
Effect of aeration rate on the performance of intermittently aerated constructed wetland
Queluz, João Gabriel Thomaz; Yabuki, Lauren Nozomi Marques ; Garcia, Marcelo Loureiro (IRRIGA, 2021) [Artigo]
The aim of the present work was to evaluate the effect of different aeration rates on the removal of total nitrogen (TN) and chemical oxygen demand (COD) in intermittently aerated horizontal subsurface flow constructed ... -
Geology, geochemistry and mineral chemistry of campina do veado and santa blandina rapakivi granite stocks, southwest of sÃo paulo state
Godoy, Antonio Misson; Vieira, Otávio Augusto Ruiz Paccola ; ; de Godoy, Daniel Françoso (Geociencias, 2021) [Artigo]
The Campina do Veado and Santa Blandina granitic stocks are located in the southwest region of São Paulo state, in the municipality of Nova Campina, intrusive in the Itaiacoca Group's metavolcanosedimentary sequence rocks. ... -
Structural evolution of the internal domain of the southern brasÍlia belt in estrela do sul, minas gerais, Brazil
Santos, Bruna Letícia; Simões, Luiz Sérgio Amarante ; (Geociencias, 2021) [Artigo]
The internal domain of the southern Brasília Belt, in the Estrela do Sul region comprises Eastern Goiandira, Western Goiandira units, Monte Carmelo complex and Araxá Group. The region encompasses two structural domains ... -
Characterization and evolution of hedenbergite-hastingsite-biotite-garnet orthogneiss in the region of the alterosa paleo-suture zone, southern portion of southern brasÍlia orogen
Leme, Thaís Güitzlaf; Navarro, Guillermo Rafael Beltran ; Zanardo, Antenor ; ; Montibeller, Cibele Carolina (Geociencias, 2020) [Artigo]
In the southwest of Minas Gerais state, Santa Cruz do Prata district region, inserted in a context of high-pressure rocks attributed to the Araxá Group, in the southern portion of the Southern Brasília Orogen, an occurrence ... -
Lithofacies and mineralogy of the estrada nova formation in the state of são paulo, brazil, aiming application in the ceramic coating industry
; ; Zanardo, Antenor (Anuario do Instituto de Geociencias, 2020) [Artigo]
The objective of this work is to characterize the sedimentary lithofacies and mineral composition of the Estrada Nova Formation, in the south-central region of the São Paulo State. The faciological description associated ... -
Petrography, mineral chemistry and geothermobarometry of retroeclogite of araxá group from varginha shear zone region, southwest of minas gerais state
Leme, Thaís Güitzlaf; Navarro, Guillermo Rafael Beltran ; Zanardo, Antenor ; Montibeller, Cibele Carolina (Geociencias, 2020) [Artigo]
The study area is located in the southwest of Minas Gerais state, north of the Guaxupé city and in the vicinity of the Santa Cruz do Prata district (Guaranésia municipality), a region affected by the Varginha Shear Zone. ... -
(NON) conventional approaches applied to the study of brazilian aquifers
Bonotto, Daniel Marcos; De Oliveira, Edson Gomes ((NON) Conventional Approaches Applied to the Study of Brazilian Aquifers, 2010) [Livro]
The Earth's water is always in movement, and the water cycle describes the continuous movement of water on, above, and below the surface of the Earth. Thus, the water cycle describes the processes that drive the movement ... -
Gamma-ray spectrometry signature of paraná volcanic rocks: Preliminary results
Nardy, Antonio José Ranalli; Moreira, César Augusto ; ; Luchetti, Ana Carolina F. ; ; Rossini, Adílson José ; Barbosa, Vladimir (Geociencias, 2014) [Artigo]
The Paraná volcanic rocks (Serra Geral Formation) are characterized by four different types of rocks. The basalts are the most common, and display an integranular texture and dark gray to black color, in massive outcrops. ... -
The pocos de caldas hot spot: A big blast for nuclear energy in Brazil
Bonotto, Daniel Marcos (The Pocos de Caldas Hot Spot: A Big Blast for Nuclear Energy in Brazil, 2010) [Livro]
The importance of the radioactive minerals occurring at the Poços de Caldas plateau for the establishment of the Brazilian Nuclear Energy Program has been recognized worldwide. The interest in uranium in the present days ... -
The role of organic matter on the adsorption of mercury in sediments from Amazon lakes, Brazil
Bonotto, Daniel Marcos; ; (IAHS-AISH Publication, 2006) [Trabalho apresentado em evento]
Gold has been exploited intensively in the Brazilian Amazon during the past 20 years, and the elemental mercury (Hg) used in amalgamating the gold has caused abnormal Hg concentrations in waterways. Since 1986 particular ... -
Diamondiferous deposits in the Jequitaí area (Minas Gerais, Brazil): A consequence of neotectonic processes
; ; Angeli, Nelson (Neues Jahrbuch fur Geologie und Palaontologie - Abhandlungen, 2005) [Artigo]
Diamonds obtained from small scale mining near Jequitaí and surrounding villages are extracted from Tertiary conglomerates and Quaternary gravels of the Rio Jequitaí. Eocretaceous conglomerates, which are locally poorly ...