SHRIMP U-Pb, 207 Pb/ 206 Pb zircon dating, and Nd isotopic signature of the Umburanas greenstone belt, northern São Francisco craton, Brazil
The Gaviao block in the northern portion of the Sao Francisco craton, northeast Brazil, is one of the oldest Archean fragments of the South American platform. It underwent polycyclic evolution from very old juvenile components dated between 3400 and 3000
|Collections||ANU Research Publications|
|Source:||Journal of South American Earth Sciences|
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