Ricardo Ramos Spreafico

Tectonic evolution of the Neoarchean Mundo Novo greenstone belt, eastern São Francisco Craton, NE Brazil: Petrology, U-Pb geochronology, and Nd and Sr isotopic constraints

N. Barbosa, Ricardo Ramos Spreafico, Johildo Salomão Figueiredo Barbosa, 2019, Journal of South American Earth Sciences.

TIMS Pb-Pb geochronology of sulfides in the Fazenda Coqueiro VHMS deposit, São Francisco Craton, NE Brazil: timing and genesis constraints on the Zn-Pb mineralization

M. Macambira, J. Barbosa, M. A. Galarza, 2020 .

Geology, petrology and U-Pb geochronology of metavolcanic rocks in the Mundo Novo greenstone belt, eastern São Francisco Craton, NE Brazil: considerations about its tectonic setting

J. Barbosa, Ricardo Ramos Spreafico, Antônio Marcos Vitória de Moraes, 2020, Brazilian Journal of Geology.