Contrasting Early Palaeozoic provenance of the Yemaquan and Harlik arcs in the SW Altaids (NW China): identification of cryptic sutures in accretionary orogens

The means and timing of amalgamation of the Harlik arc to the Yemaquan arc remain controversial. To address these polemic relations, we report new field data and zircon U-Pb analyses of early Palae...