Resultats globals: 2 registres trobats en 0.03 segons.
Articles, 2 registres trobats
Articles 2 registres trobats  
1.
24 p, 41.2 MB A tool for Zn-Pb MVT exploration by combining C and O isotopes and REE geochemistry of dolomite / Navarro Ciurana, Didac (Universitat Autònoma de Barcelona. Departament de Geologia) ; Corral, Isaac (Universitat Autònoma de Barcelona. Departament de Geologia) ; Corbella i Cordomí, Mercè (Universitat Autònoma de Barcelona. Departament de Geologia)
An exploration guide for Mississippi Valley-type (MVT) deposits is proposed and illustrated in the Riópar area (SE Spain), where extensive dolostone geobodies hosting Zn-(Fe-Pb) MVT mineralization occur. [...]
2023 - 10.1016/j.oregeorev.2023.105405
Ore Geology Reviews, Vol. 156 (May 2023) , art. 105405  
2.
19 p, 3.6 MB In situ thermochemical sulfate reduction during ore formation at the Itxaspe Zn-(Pb) MVT occurrence (Basque-Cantabrian basin, Northern Spain) / Piqué, À. (Universitat de Barcelona. Departament de Cristal·lografia, Mineralogia i Dipòsits Minerals) ; Canals i Sabaté, Àngels (Universitat de Barcelona. Departament de Cristal·lografia, Mineralogia i Dipòsits Minerals) ; Disnar, J. R. (Université d'Orléans. Institut des Sciences de la Terre d'Orléans) ; Grandia, F. (Amphos 21)
Organic matter is thought to play a role in the genesis of many Mississippi Valley-type (MVT) deposits, acting as a reducing agent during thermochemical sulfate reduction (TSR). Although TSR is an extremely slow reaction t low temperatures (<100ºC), under favorable conditions it may supply the necessary reduced sulfur during ore formation. [...]
2009 - 10.1344/105.000001448
Geologica acta, Vol. 7, Núm. 4 (Desembre 2009) , p. 431-449  

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