interest in phosphates, niobium, titanium, and diamonds, among others. In the years of 2005
and 2006, the Economic Development Company of Minas Gerais (CODEMIG—http://www.
comig. com. br/) performed an airborne magnetic survey over the portion of this igneous
province which belongs to Minas Gerais state, denominated Area 7. This survey revealed at
the coordinates (19° 45′ S, 46° 10′ W) a tripolar anomaly here referred as Pratinha I. This …