Geochemistry and U-Pb dating of felsic volcanic rocks in the Riotinto-Nerva unit, Iberian Pyrite belt, Spain: Crustal thinning, progressive crustal melting and massive sulphide genesis

1. Valenzuela, A.
2. Donaire, T.
3. Pin, C.
4. Toscano, M.
5. Hamilton, M.A.
6. Pascual, E.