The pre-Silurian Riachão basin: a new perspective on the basement of the Parnaíba basin, NE Brazil

We present a new interpretation of the basement immediately below the pre-Silurian unconformity in the mid-western part of the Parnaíba cratonic basin. Regional seismic reflection data, constrained by well and gravity data, have revealed the remnants of a pre-Silurian basin named the Riachão basin....

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Bibliographic Details
Main Authors: Porto, A, Daly, M, Terra, L, Fontes, S
Format: Journal article
Published: Geological Society of London 2018