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New U-Pb and Rb-Sr geochronology on syn- and post-orogenic granites provide constraints on the timing of major tectonic events in the Songpan-Garze fold belt, west Sichuan, China. The Ma Nai granite was probably syn-kinematic with the main deformation and yields an age of 197+/-6 Ma that is interpreted as an upper age limit of the Indosinian event. Zircons and apatites from the post-kinematic Rilonguan...
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