Atlantic Shield
Approximate location of Mesoproterozoic (older than 1.3 Ga) cratons in South America and Africa.
The Atlantic Shield is 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. Physical Geography of South America. Oxford University Press. pp. 3–7.
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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