Morphology and stratigraphy of Serra Geral silicic lava flows in the northern segment of the Torres Trough, Paraná Igneous Province

ABSTRACT: The impetus for this research was the enigma regarding the origin of the extensive silicic volcanic units in the Paraná-Etendeka Igneous Province. Are they rheoignimbrites, lava flows, or a combination of both? The São Joaquim silicic eruptive sequence is comprised of Palmas-Type aphyric d...

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Bibliographic Details
Main Authors: Marcell Leonard Besser, Eleonora Maria Gouvea Vasconcellos, Antonio José Ranalli Nardy
Format: Article
Language:English
Published: Sociedade Brasileira de Geologia
Series:Brazilian Journal of Geology
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S2317-48892018000200201&lng=en&tlng=en