Research

   

 

 

 

Antonio Manuel Nunes Mateus

                    Professor

 

Home

 

Last update

31Dec14

Major Research Lines (in the last 15 years)

 

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Ore-forming systems

 

            Central-Iberian Zone (Iberian Variscides)

                    Au(-Ag-As) lodes

                    Pb-An(-Ag) lodes

                    Ironstones

                   

            Ossa-Morena Zone (Iberian Variscides)

                    Fe massive ores (mostly in the Magnetite Belt)

                    Fe-Ti-V oxide ores in Layered Gabbroic Sequences of BIC

                    Ni-Cu(-Co) sulphide ores in Layered Gabbroic Sequences of BIC

                    Zn-Pb(-Cu-Sb-Au) ores in metavolcanic-marble/metadolostone sequences

                    Sb(-Cu-Ag-Au) and Cu quartz-carbonate lodes

           

            South Portuguese Zone (Iberian Variscides)

                    Massive sulphide deposits and other mineralization types in the Iberian Pyrite Belt

 

              Carbonatite Complexes of Angola

 

 Cu-ore systems in Neoproterozoic belts of Angola

 

 Orogenic Au-ore systems in Quadrilatero Ferrifero (Minas Gerais, Brazil)

 

 

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Thermal regimes in lithosphere and their relation to metallogeny; case studies and numerical modelling

 

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Fracture Patterns

           

            Multi-scale structural analysis (quantitative approaches)

            Numerical models of fragmentation

            Late-Variscan fracture network

                (re-evaluation of its geometrical and kinematical characteristics)

 

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Mineralogical and geochemical studies applied to:

                         

                         i. Ore exploration                   

                                Geochemical anomalies; using / testing of multifractal methods

                                Alteration / Metasomatism indexes; development and application in different geological frameworks

                    

                    ii. Environmental issues

                     

                    iii. Geothermal (high enthalpy) reservoir characterization

                     

                    iv. AMS surveys; characterization of magnetic fabrics

                    

                    v. MT and geoelectric surveys

 

                    vi. Hydrocarbon reservoir characterization and evolution

Cooperation - Project Partnerships - Scientific Framework

 

 

Research Projects

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Mineralizacoes Auro-argentiferas Associadas a Falha da Vilarica no Sector de Quintela de Lampacas - QUILAM (Programa Mobilizador em Ciencia e Tecnologia - PMCT/C/CEN/103/90), JNICT, 1991-1995.

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Naturally Fractured Reservoirs: Development of New Mathematical Models to Improve the Confidence in Simulation Input Data (TH/00136/89), CEE, 1989-1992.

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Multidisciplinary Studies of Au-vein Formation: Application to the Western Part of the Hesperian Massif (Spain-Portugal), Multiannual R&D Programme - 1990/92 - on Primary Raw Materials and Recycling of Non-ferrous Metals (MA2M-CT90-0033), CEE, 1991-1993.

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Mineralizacoes em Metais Preciosos na Zona de Ossa-Morena - MIZOMOR (PBICT/CTA/2112/95), JNICT, 1995-1998.

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Regimes de Deformacao e Dinamica de Fluidos nos Terrenos Iberico e Sul Portugues - REDIBER (PBICT/CTA/2113/95), JNICT, 1995-1998.

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Estudos de Magneto-telurica na Falha Manteigas-Vilarica - MTVIL (PBICT/CTA/2123/95), JNICT, 1996-1999.

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Abordagem Multidisciplinar de Processos Crustais Geradores de Recursos Minerais - PROGEREMIN (PRAXIS XXI/12/2.1/CTA/84/94), FCT, 1995-2000.

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Fluid Flow in Fractured Rocks and its Implications for Waste Disposal Criteria - DIWASTE (PRAXIS XXI/C/CTE/11028/1998), FCT, 1999-2001.

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Thermochronology and Tectonometamorphic Modelling of the Iberian Variscan Belt - MODELIB (POCTI/3569/1999), FCT, 2000-2005.

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Modelling of Pollutant Dispersion Around Waste Disposal Sites: a Mineralogical, Hydrogeological and Chemical Study - MODELWASTE (POCTI/CTA/43390/2001), FCT, 2002-2005.

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Control Tridimensional de las Estructuras Litosfericas del SW de la Peninsula Iberica, Comision Interministerial de Ciencia y Tecnologia (Espana), 2003-2005.

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Time evolution of mine tailings and their environmental impact: rates and mechanisms of concentration, liberation and migration of (low-grade) metals during weathering - METALTRAVEL (POCTI/CTE-GEX/61700/2004), FCT, 2006-2008.

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Modelo geoelectrico de la litosfera Castellano-Extremena: Perfil magnetotelurico MT-Alcudia (CGL2006-12259/BTE), Comision Interministerial de Ciencia y Tecnologia (Espana), 2006-2009

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Study of the adsorption mechanisms and kinetics in geomaterials and their structural characterization: implications for processes of natural attenuation of heavy metal contamination and radioactive wastes confinement - KADRWaste (PTDC/CTE-GEX/82678/2006), FCT, 2008-2010

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Thermochronology in Tectonometamorphic and Metallogenic Modelling (TERMOTEC), FCT/CAPES, 2009-2010

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Age of fluid migration and fluid sources in sedimentary basins with hydrocarbon potential; innovative application of isotopic analysis in oil and gas exploration, CNPq, 2013-2015

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Developing a concept for a European minerals deposit framework (MINATURA 2020), H2020-SC5-2014-one-stage, Fev.15-Jan.18

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Development of New models for the genesis of Rare Metal (W, Nb, Ta, Li) Ore deposits from the European Variscan Belt and valorization of low grade and fine grained ore and mine tailings (NewOreS), ERA-MIN Joint Call 2014, Fev.15-Jan.18

 

Scientific and Technical Cooperation with Industry

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Rio Tinto Finance and Exploration, Fev-Abr86

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Partex - Companhia Portuguesa de Servicos S.A., Jan90-Jan91

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SOGEO - Sociedade Geotermica dos Acores S.A., Abr-Jun06, May10

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Rio Narcea Gold Mines S.A., Jan05-Jan06

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Instituto de Inovacao Tecnologica dos Acores, Abr08-Dec08, Sep11-Jun12

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Genius Mineira Lda (Angola), Sept08-Nov08, May09-...

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AGC Minas de Portugal Unipessoal Lda. - Lundin Mining Corporation (Nov.-Dez.10)

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Visa Consultores (Mai-Jun.12)

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Syrah Resources (Mozambique), Set-Out.12

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EPOS - Empresa Portuguesa de Obras Subterraneas, Feb13-...

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Geoterceira, Jul13-Mar14

Short to long term major goals of research

 

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Improving the present knowledge of:

 

             Ore-forming systems in general

             Variscan Orogeny evolution, in particular of its late stages and transition to the Alpine Cycle

 

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Development of:

 

Multidisciplinary research approaches to address geological, geochemical, geophysical and environmental issues

Experimental skills to better characterize mineral and rock physical and chemical properties

Specific network (neural) inter-relationships to assess Sustainability of raw-materials exploitation and consumption, following the Syndrome approach and modelling

Discriminative tools based on fuzzy logic to better characterize natural distributions of critical parameters