Rapid early Permian tectonic reorganization of Laurentia’s plate margins: Evidence from volcanic tuffs in the Permian Basin, USA

Hepeng Tian,Majie Fan,Victor Valencia,Kevin Chamberlain,Lowell Waite,Robert J. Stern,Matthew Loocke

Gondwana Research（2022）

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摘要

•Tuff zircon CA-ID-TIMS dates provide absolute ages for the Cisuralian.•Weighted mean date of the youngest dominant zircon ICPMS age mode is closest to CA-ID-TIMS date.•Zircon geochemistry change at ∼288 Ma reflects rapid plate reorganization.

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关键词

CA-ID-TIMS,LA-ICPMS,Zircon,Pangea,Magmatic arc,Permian Basin,Volcanic tuff

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