Age of ultramafic high-K rocks from Planalto da Serra (Mato Grosso, Brazil) - De Min, Angelo; Hendriks, Bart W. H.; Sleijko, Francesca; Comin-Chiaramonti, P.; Girardi, Vicente Antonio Vitorio; Ruberti, Excelso; Gomes, Celso B.; Neder, Renato; Pinho, Francisco (Journal of South American Earth Sciences, 2013)