Primary microfossiliferous chert in the Aptian Barra Velha Formation
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DOI: 10.1111/sed.13193
Abstract: The Barra Velha Formation and other Aptian pre‐salt deposits record the history of the proto‐Atlantic basin and the rifting of Gondwana. Studies have sought to characterize the depositional environment of the basin with a focus… read more here.
Keywords: chemistry; barra velha; chert; formation ... See more keywords