Pacific subduction coeval with the Karoo mantle plume: the Early Jurassic Subcordilleran belt of northwestern Patagonia

Date

2005

Authors

Rapela, Carlos W
Pankhurst, Robert J
Fanning, Christopher
Herve, Francisco

Journal Title

Journal ISSN

Volume Title

Publisher

Geological Society of London

Abstract

The Early Mesozoic magmatism of southwestern Gondwana is reviewed in the light of new U-Pb SHRIMP zircon ages (181 ± 2 Ma, 181 ± 3 Ma, 185 + 2 Ma, and 182 ± 2 Ma) that establish an Early Jurassic age for the granites of the Subcordilleran plutonic belt

Description

Keywords

Keywords: Jurassic; mantle plume; subduction

Citation

Source

Type

Book chapter

Book Title

Terrane Processes at the Margins of Gondwana

Entity type

Access Statement

License Rights

Restricted until

2037-12-31