Search Results - "Matos, João Xavier"

Environmental impact of mining activities in the Lousal area (Portugal): Chemical and diatom characterization of metal-contaminated stream sediments and surface water of Corona stream by Luís, Ana Teresa, Teixeira, Paula, Almeida, Salomé Fernandes Pinheiro, Matos, João Xavier, da Silva, Eduardo Ferreira

“…Lousal mine is a typical “abandoned mine” with all sorts of problems as consequence of the cessation of the mining activity and lack of infrastructure…”
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Comparison of heavy-metal bioaccumulation properties in Pinus sp. and Quercus sp. in selected European Cu deposits by AndráÅ¡, Peter, Turisová, Ingrid, Buccheri, Giuseppe, de Matos, João Manuel Xavier, Dirner, Vojtech

“…Heavy-metal contamination of Pinus pinaster, P. sylvestris, Quercus robur, and Q. rotundifolium was studied in four abandoned historic Cu deposits from Italy…”
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A drill-hole, geological and geophysical data-based 3D model for target generation in Neves-Corvo mine region, Portugal by Carvalho, João, Dias, Pedro, Revaux, Charles, Matos, João Xavier, Araújo, Vítor, Inverno, Carlos, Marques, Fábio, Donoso, George A., Pacheco, Nelson, Morais, Igor, Albardeiro, Luís, Batista, Maria João, Malehmir, Alireza, Spicer, Bill, de Oliveira, Daniel

“…The Neves-Corvo world class Iberian Pyrite Belt volcanogenic massive sulphide (VMS) deposit located in southern Portugal, constitutes an important Cu–Zn–Pb…”
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Geophysical characterization of the Cercal Paleozoic structure, Iberian Pyrite Belt, from a mineral exploration perspective by Feitoza, Lorena, Carvalho, João, Represas, Patrícia, Ramalho, Elsa Cristina, Sousa, Pedro, Matos, João Xavier, Albardeiro, Luís, Morais, Igor, dos Santos, Telmo Bento

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Biostratigraphic and structural research in the Guedelhinha–Lançadoiras–Algaré sector in the context of the geology of the Neves–Corvo mine region, Iberian Pyrite Belt by Pereira, Zélia, Matos, João Xavier, Mendes, Márcia, Solá, Rita, Albardeiro, Luís, Morais, Igor, Araújo, Vitor, Pacheco, Nelson, Oliveira, José Tomás

“…•Devonian-Carboniferous sedimentation and paleoenvironments along the Iberian Pyrite Belt are analysed.•Several stratigraphic hiatuses are identified and…”
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Recovering TURAM geophysical data towards 3D modelling of the Caveira-Lousal mining area, southern Portugal by Almeida, Fernando, Guerra, Alexandre, Ramalho, Elsa C., Matos, João Xavier

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3D Constrained Gravity Inversion and TEM, Seismic Reflection and Drill-Hole Analysis for New Target Generation in the Neves-Corvo VMS Mine Region, Iberian Pyrite Belt by Marques, Fábio, Dias, Pedro, Carvalho, João, MACHADO MADUREIRA FONTES REPRESAS, PATRÍCIA, Spicer, Bill, Araújo, Vítor, Xavier Matos, João Manuel, Morais, Igor, Albardeiro, Luís, Sousa, Pedro, Pacheco, Nelson, Gonçalves, Pedro, Barbosa, Diego

“…Located in the Iberian pyrite belt, the Neves-Corvo mine is a world-class massive sulfide deposit and the largest operating mine in Portugal with underground…”
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The role of land gravity data in the Neves-Corvo mine discovery and its use in present-day exploration and new target generation by Marques, Fábio, Xavier Matos, João, Sousa, Pedro, Represas, Patrícia, Araújo, Vítor, Carvalho, João, Morais, Igor, Pacheco, Nelson, Albardeiro, Luís, Gonçalves, Pedro

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New insights on the middle Givetian/middle Frasnian palynofloras from the Phyllite-Quartzite Formation in the Neves-Corvo mine region (Iberian Pyrite Belt, Portugal) by Mendes, Márcia, Pereira, Zélia, Matos, João Xavier, Albardeiro, Luís, Morais, Igor, Solá, Rita, Salgueiro, Rute, Pacheco, Nelson, Araújo, Vitor, Inverno, Carlos, Oliveira, José Tomás

“…•New palynostratigraphic age of middle Givetian/middle Frasnian of Phyllite-Quartzite Formation.•Correlation with palynoflora record and ages previously…”
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Determination of the efforts in two-way slabs of concrete through the finite difference method by Dos Santos Araújo, Carlos Valbson, Matos Xavier, João Paulo, Lopes Pereira, Robson

“…From the implementation of analytical solutions for thin rectangular slabs using the Finite Difference Method, the present paper was developed with the purpose…”
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Nonlinear analysis of reinforced concrete beams submitted to bending moment gradients considering the variable adhesion model by Xavier, João Paulo Matos, Pereira, Robson Lopes, Pedroso, Lineu José, Rezende Martins, Paulo Chaves

“…The objective of this work is to evaluate the nonlinear behaviour of beam elements of structural concrete, subjected to asymmetric bending, delimited by two…”
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Field study on the accumulation of trace elements by vegetables produced in the vicinity of abandoned pyrite mines by Alvarenga, Paula, Simões, Isabel, Palma, Patrícia, Amaral, Olga, Matos, João Xavier

“…To evaluate the accumulation of trace elements (TE) by vegetables produced in the vicinity of abandoned pyrite mines, eighteen different small farms were…”
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Trend detection and depletion effects evidence in time series of groundwater levels in the southern sector of the left bank of the Tagus-Sado Basin (Portugal, Iberian Peninsula) by Ferreira Branco, Mariana, Barbosa, Sofia Verónica, Matos, João Xavier

“…In the last 20 years in Portugal, water resources have been affected to the point that water storage has decreased by 20% since 2000. Creating strategies to…”
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Study of Potentially Toxic Elements Uptake into Organs of Quercus spp. from Copper Deposits in Slovakia, Italy and Portugal by Andráš, Peter, Midula, Pavol, Milovská, Stanislava, Matos, João Xavier, Kupka, Jiří, Buccheri, Giuseppe, Turisová, Ingrid

“…The article is focused on the application of Energy dispersive micro X-ray fluorescence spectroscopy as a specific method to determine the contents of…”
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The interaction of heavy metals and metalloids in the soil–plant system in the São Domingos mining area (Iberian Pyrite Belt, Portugal) by Andráš, Peter, Matos, João Xavier, Turisová, Ingrid, Batista, Maria João, Kanianska, Radoslava, Kharbish, Sherif

“…São Domingos belongs among the most important historic Iberian Pyrite Belt Cu mines. The anthrosoil is contaminated by a very high content of heavy metals and…”
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Subsurface mapping in the Iberian Pyrite Belt using seismic reflection profiling and potential-field data by Carvalho, João, Inverno, Carlos, Matos, João Xavier, Rosa, Carlos, Granado, Isabel, Branch, Tim, Represas, Patrícia, Carabaneanu, Livia, Matias, Luís, Sousa, Pedro

“…The Iberian Pyrite Belt (IPB) hosts world-class massive sulphide deposits, such as Neves-Corvo in Portugal and Rio Tinto in Spain. In Portugal, the Palaeozoic…”
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The significance of reworked palynomorphs (middle Cambrian to Tournaisian) in the Visean Toca da Moura Complex (South Portugal). Implications for the geodynamic evolution of Ossa Morena Zone by Lopes, Gilda, Pereira, Zélia, Fernandes, Paulo, Wicander, Reed, Matos, João Xavier, Rosa, Diogo, Oliveira, José Tomás

“…The 404.5m deep SDJ1 borehole is located in the Jongeis mining sector of the Santa Susana Basin (SSB), and has been palynostratigraphically studied. The SSB is…”
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Time-space evolution of Iberian Pyrite Belt igneous activity: Volcanic and plutonic lineaments, geochronology, ore horizons and stratigraphic constraints by Albardeiro, Luís, Morais, Igor, Matos, João X., Solá, Rita, Salgueiro, Rute, Pereira, Zélia, Mendes, Márcia, Batista, Maria J., de Oliveira, Daniel, Díez-Montes, Alejandro, Inverno, Carlos, Pacheco, Nelson, Araújo, Vítor

“…[Display omitted] •A probable genetic link of volcanic and intrusive rocks in the IPB genesis in space and time.•Volcanism has migrated in time, from west to…”
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Muon tomography with Resistive Plate Chambers for geological characterization by Sarmento, Raul, Castro, Alberto Blanco, Caldeira, Bento, Tomé, Bernardo, Loureiro, Custódio, Clemêncio, Filomena, Alexandre, Isabel, Costa, João, Matos, João, Saraiva, João, Silva, Jorge, Borges, José, Cazon, Lorenzo, Afonso, Luis, Lopes, Luís, Duarte, Magda, Pinto, Marco, Pimenta, Mário, Bezzeghoud, Mourad, Dobrilla, Paolo, Assis, Pedro, Teixeira, Pedro, Oliveira, Rui, Andringa, Sofia, Pais, Vanessa

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Ore prospecting in the Iberian Pyrite Belt using seismic and potential-field data by Carvalho, João, Sousa, Pedro, Matos, João Xavier, Pinto, Carlos

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