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An Early Permian succession has been studied from the viewpoint of sequence stratigraphy, in an area approximately 10,000 km 2 wide, located at the northeastern region of Rio Grande do Sul State (Brazil). This research is based on data acquired from 92 entirely cored boreholes, each with lithological/geophysical logs and cores supplied by the Brazilian Agency CPRM. The chronostratigraphic...
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