RSS 1.0Departamento de Geologia Aplicada
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Chronostratigraphic constraints and paleoenvironmental interpretation of the Romualdo Formation (Santana Group, Araripe Basin, Northeastern Brazil) based on palynology
Arai, Mitsuru
; Assine, Mario Luis (Cretaceous Research, 2020) [Artigo]
The Santana Group of the Araripe Basin is a major paleontological unit in Brazil, incorporating two important Cretaceous Konservat-Lagerstätten. The lower formations are Aptian, but the age of the uppermost Romualdo Formation ... -
Dynamics of hydrocarbon mineralization characterized by isotopic analysis at a jet-fuel-contaminated site in subtropical climate
Teramoto, Elias Hideo; ; ; Polese, Luciana ; ; Chang, Hung Kiang ; (Journal of Contaminant Hydrology, 2020) [Artigo]
Release of benzene, toluene, ethylbenzene, and xylene (BTEX) as components of the light non-aqueous phase liquids (LNAPL) contaminates soil and groundwater. Assessing the mechanisms of degradation and mineralization of ... -
Non-destructive investigation on small earth dams using geophysical methods: Seismic surface wave multichannel analysis (masw) and s-wave refraction seismic methods
; ; Filho, Walter Malagutti; Dourado, João Carlos (Revista Brasileira de Geofisica, 2020) [Artigo]
The application of non-destructive methods of investigation in dams, such as refractive seismic analysis and multichannel surface wave analysis (MASW) are increasingly effective from the point of choosing the best dam site, ... -
Hidden in plain sight: How finding a lake in the Brazilian Pantanal improves understanding of wetland hydrogeomorphology
; Assine, Mario Luis (Earth Surface Processes and Landforms, 2020) [Artigo]
Wetlands are permanently or seasonally flooded areas which support countless species of plants and animals. The Pantanal, in central-west Brazil is one of the largest freshwater wetlands in the world covering an area of ... -
Changing fluvial styles and backwater flooding along the Upper Paraguay River plains in the Brazilian Pantanal wetland
; ; Assine, Mario Luis; (Geomorphology, 2020) [Artigo]
The channel-floodplain relationship is used to understand flooding dynamics in the Pantanal wetland. To understand how different fluvial styles along the Upper Paraguay River (UPR) control the hydrology of the Pantanal ... -
Application of longitudinal conductance in the estimation of the natural vulnerability of the guarani aquifer system in the São Paulo state
Braga, Antonio Celso De Oliveira; Francisco, Richard Fonseca ; ; (Geociencias, 2018) [Artigo]
This paper presents the results obtained from geophysical data processing, which were acquired through vertical electrical soundings developed on occurrence area of the Guarani Aquifer System (GAS), in São Paulo state, ... -
Geophysical Prospecting Over a Meta-Ultramafic Sequence with Indicators of Gold Mineralization in Rio Grande do Sul State, Southernmost Brazil
Lenhare, Bruno Daniel; Moreira, César Augusto (Pure and Applied Geophysics, 2020) [Artigo]
This work investigates the occurrence of gold on meta-ultramafic rocks at Funcho Farm, São Sepé, Rio Grande do Sul state, southernmost Brazil. The presence of base metals in meta-ultramafic rocks whose origin is related ... -
New freshwater mussels (Bivalvia, Unionida) with potential trigonioidid and hyriid affinities from the Early Cretaceous of Brazil
Silva, Victor R. da; ; Matos, Suzana A. ; Rodrigues, Mariza G. ; ; ; ; Warren, Lucas V. ; Assine, Mario L. ; Simões, Marcello G. (Geobios, 2020) [Artigo]
Two new taxa of freshwater mussels (Bivalvia: Unionida) from the Aptian Crato Formation of the Araripe Basin, NE Brazil, are described. The fossil bivalves are confined to 30- to 130-cm-thick bioturbated mudstones overlying ... -
Detection of seepage paths in small earth dams using the self-potential method (SP)
; Filho, Walter Malagutti; (Revista Escola de Minas, 2020) [Artigo]
The application of geoelectric methods, such as induced polarization (IP), the electrical resistivity and the self-potential (SP), presents an important indirect study methodology in several areas of geology, such as mining, ... -
Preliminary characterization of the rio claro aquifer in Paulínia/SP
Teramoto, Elias Hideo; Kiang, Chang Hung ; Chang, Maria Rita Caetano (Geociencias, 2020) [Artigo]
This work presents the results of a systematic work for the characterization of the Rio Claro aquifer in the industrial district of Paulinia municipality. In this research, was performed the characterization of the geological ... -
Geophysical study in a diesel contaminated area due to a railway accident in cerquilho (SP)
Moreira, César Augusto; Junqueira, Paula Gomes ; Casagrande, Matheus Felipe Stanfoca ; Targa, Débora Andrade (Revista Brasileira de Geofisica, 2019) [Artigo]
In São Paulo State, there are hundreds of contaminated areas due to leakage of hydrocarbons in gas stations, industry or transportation. Chemical compounds transportation is a high-risk activity in function of the ... -
Taxonomic and functional diversity of the microbiome in a jet fuel contaminated site as revealed by combined application of in situ microcosms with metagenomic analysis
; Teramoto, E. H.; ; ; ; ; ; Chang, H. K. ; (Science of the Total Environment, 2020) [Artigo]
Natural attenuation represents all processes that govern contaminant mass removal, which mainly occurs via microbial degradation in the environment. Although this process is intrinsic its rate and efficiency depend on ... -
Cratonaia novaolindensis gen. et sp. nov. (Unionida, Silesunionoidea) from the Aptian of Brazil (Araripe Basin), and its implications for the early evolution of freshwater mussels
da Silva, Victor R.; Varejão, Filipe G. ; Matos, Suzana A. ; ; ; ; Warren, Lucas V. ; Assine, Mario L. ; Simões, Marcello G. (Cretaceous Research, 2020) [Artigo]
The fossil-rich carbonate deposits of the Aptian Crato Formation, Araripe Basin (Brazil) are one of the main Cretaceous Konservat-Lagerstätten of Gondwana, and have come to fame globally. However, information on fossils ... -
Assessment of the influence of rainfall and landform on landslide initiation using physiographic compartmentalisation
Cabral, Victor Carvalho; Reis, Fábio Augusto Gomes Vieira ; Veloso, Vinicius ; ; ; Almeida, Natália Rafaela ; Giordano, Lucilia Do Carmo (Anuario do Instituto de Geociencias, 2019) [Artigo]
Physiographic compartmentalisation emerges as an important instrument in urban planning and risk assessment of mountainous areas, identifying regions where natural erosive processes are more likely to occur based on landform ... -
Geoenvironmental mapping as a subsidy for the selection of areas for implantation of urban solid waste treatment centers: Application to the Santa Cruz da conceição municipality, São Paulo state
Brito, Hermes Dias; Reis, Fábio Augusto Gomes Vieira ; Corrêa, Claudia Vanessa dos Santos (Geociencias, 2018) [Artigo]
This study presents and discusses the development of a geo-environmental mapping focused on the proper selection of areas for the implementation of Solid Waste Treatment Center (SWTPs), with the application focus on the ... -
The sedimentary record of wet and dry eolian systems in the Cretaceous of Southeast Brazil: stratigraphic and paleogeographic significance
Mescolotti, Patricia Colombo; Varejao, Filipe Giovanini ; Warren, Lucas Verissimo ; ; ; Assine, Mario Luis (Brazilian Journal Of Geology, 2019) [Artigo]
Sedimentologic and stratigraphic studies of paleo-deserts from the Brazilian Cretaceous are of great potential to understand the paleoclimate and paleogeography of Gondwana during its final rifting stage. Herein, we describe ... -
Short-lived Bakevelliid-Sea in the Aptian Romualdo Formation, Araripe Basin, northeastern Brazil
Rodrigues, M. G.; Matos, S. A. ; ; ; Warren, L. V. ; Assine, M. L. ; Simoes, M. G. (Cretaceous Research, 2020) [Artigo]
New Aptian (Lower Cretaceous) bakevelliid bivalves are described for the Romualdo Formation, Santana Group, Araripe Basin, northeastern Brazil. Together with the other known member of the family Bakevelliidae, already ... -
The last chapter of 30 million years of molluscan evolution: Permian non-marine bivalves of the Rio do Rasto Formation, Parana Basin, Brazil
Guerrini, Vitor B.; Matos, Suzana A. ; Rohn, Rosemarie ; Varejao, Filipe G. ; Warren, Lucas ; Simoes, Marcello G. (Palz, 2020) [Artigo]
The last chapter of the evolutionary history of the Permian (Artinskian-Wuchiapingian) endemic bivalves of the Passa Dois Group, Brazil, is depicted. They evolved in a vast, isolated epeiric sea under progressive ... -
Geochemistry of siltstones from the Permian Corumbatai Formation from the Parana Basin(State of Sao Paulo, Brazil): Insights of provenance, tectonic and climatic settings
Montibeller, Cibele Carolina; Beltran Navarro, Guillermo Rafael ; Zanardo, Antenor ; Rohn, Rosemarie ; ; Rocha, Rogers Raphael da ; Conceicao, Fabiano Tomazini da (Journal Of South American Earth Sciences, 2020) [Artigo]
The Corumbatai Formation is a Permian sedimentary unity comprising siltstones, claystones and very fine sandstones, deposited above calcific shales, bituminous shales and dolomitic limestones from the Irati Formation, ... -
A Screening Model to Predict Entrapped LNAPL Depletion
Teramoto, Elias Hideo; Chang, Hung Kiang (Water, 2020) [Artigo]
Accidental leakage of hydrocarbons is a common subsurface contamination scenario. Once released, the hydrocarbons migrate until they reach the vicinity of the uppermost portion of the saturated zone, where it accumulates. ...