Approximate location of Mesoproterozoic (older than 1.3 Ga) cratons in South America and Africa.
The Atlantic Shield is a large geological shield located in eastern South America. The shield is made up of the cratons of São Luís, São Francisco, Luís Alves and Río de la Plata.[1]
References
- ↑ Orme, Antony R. (2007). "The Tectonic Framework of South America". In Veblen, Thomas T.; Young, Kenneth R.; Orme, Anthony R. (eds.). Physical Geography of South America. Oxford University Press. pp. 3–7. ISBN 978-0-19-531341-3.
Major South American geological features | |||||
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| Tectonic plates |  | ||||
| Cratons and shields | |||||
| Structures undergoing subduction | |||||
| Faults and shear zones | |||||
| Rifts and grabens |
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| Sedimentary basins |
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| Orogenies |
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| Metallogenetic provinces | |||||
| Volcanism |
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