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Neoproterozoic A-type magmatism in the Western Sierras Pampeanas (Argentina): evidence for Rodinia break-up along a proto-lapetus rift

Baldo, Edgardo; Casquet, Cesar; Pankhurst, Robert J; Galindo, Carmen; Rapela, Carlos W; Fanning, Christopher; Dahlquist, Juan A.; Murra, Juan A.


A-type orthogneisses of mid Neoproterozoic age (774 ± 6Ma, U-Pb SHRIMP zircon age), are reported for the first time from the Grenvillian basement of the Western Sierras Pampeanas in Argentina. These anorogenic meta-igneous rocks represent the latest even

CollectionsANU Research Publications
Date published: 2006
Type: Journal article
Source: Terra Nova
DOI: 10.1111/j.1365-3121.2006.00703.x


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