The antecryst compositional influence on Cretaceous alkaline lamprophyre dykes, SE Brazil - Menezes, Saulo Gobbo; Azzone, Rogério Guitarrari; Enrich Rojas, Gaston Eduardo; Ruberti, Excelso; Cagliarani, Renata; Gomes, Celso B.; Chmyz, Luanna (Brazilian Journal of Geology, 2015)