Late Neoarchean monzogranitic–syenogranitic gneisses in the Eastern Hebei–Western Liaoning Province, North China Craton: Petrogenesis and implications for tectonic setting

摘要

Graphical abstractDisplay OmittedHighlights?2527–2511Ma monzogranite–syenogranite in Eastern Hebei-Western Liaoning areas.?High REE magma stemmed from K-rich juvenile crustal materials at low pressure.?Low REE magma formed by fractionated crystallization of the high REE magma.?Neoarchean back-arc basin along the north of the Eastern Block, NCC.AbstractThe medium-grained monzogranitic–syenogranitic gneisses expose as roughly northeast–southwest-trending and cover ～1500km2in the southern part of the Eastern Hebei–Western Liaoning Province, North China Craton. These plutonic gn