Physiographic, stratigraphic, and structural development of the Quadrilatero Ferrifero, Minas Gerais, Brazil

The Quadrilatero Ferrifero is an area of some 7,000 square kilometers in central Minas Gerais, Brazil, centered about lat. 2015' S., long. 4330' W. For 250 years the region has poured forth a variety of mineral riches, now totaling more than $2 billion, and future production will undoubtedly be even... View More