The Temporal Relationship Between Alkaline and Tholeiitic Magmatism in the Paraná-Etendeka Igneous Province: ID-TIMS U-Pb Ages of the José Fernandes Gabbro and Dykes of the Ponta Grossa Arch, Brazil

Vidyã Vieira de Almeida1,2, Larry M Heaman3, Barry Shaulis4, Valdecir A Janasi1 and Frederico Meira Faleiros1, (1)USP University of Sao Paulo, São Paulo, Brazil, (2)CPRM Geological Survey of Brazil, São Paulo, Brazil, (3)University of Alberta, Earth and Atmospheric Sciences, Edmonton, AB, Canada, (4)Lunar and Planetary Institute, Houston, TX, United States