Abstract
The Liberdade Nappe is the intermediate unit of the Andrelândia Nappes System, which is inserted in the tectonic context of orogeny of the southern Brasília Orogen, dating from the Neoproterozoic. The rocks of Liberdade Nappe are described as metasedimentary rocks, pelitic schists, paragneisses, quartzites, calcisilicate rocks, amphibolites, metaultramafic rocks and retroeclogites. The fo…