Final stages of the Brasiliano Orogenesis in SE Brazil: U-Pb and 40Ar/39Ar evidence for overprinting of the Brasília Belt by the Ribeira Belt Tectonics - Hackspacher, Peter; Teixeira, Wilson; Fetter, Allen Hutcheson; Dantas, Elton Luiz; Ebert, Hans Dirk; Trouw, Rudolph Allard Johannes; Vasconcelos, Paulo Marcos (The 750-550 Ma Brasiliano Event of South America, 2004)