Geology and Petrology of Metavolcanic Rocks in the Neoarchean Mundo Novo Greenstone Belt, Eastern São Francisco Craton, NE Brazil: Tectonic Setting Considerations

Ramos Spreafico, Ricardo

doi:10.32474/jomme.2019.01.000105

Public

Geology and Petrology of Metavolcanic Rocks in the Neoarchean Mundo Novo Greenstone Belt, Eastern São Francisco Craton, NE Brazil: Tectonic Setting Considerations

Shared by NobleBlocks on Nov 12, 2019 • 12:00 AM UTC

Authors:

Ricardo Ramos Spreafico

Abstract

Field and petrological data of metakomatiite, eastern and western metabasalts and metadacite were used to propose an intraoceanic or intracontinental provenance for the Neoarchean Mundo Novo Greenstone Belt (MNGB), eastern So Francisco Craton. Despite deformation, the metakomatiite preserves the spi...

Subject

Craton

Geology

Tectonics

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