Cenozoic potassic volcanic rocks from the Keluo and Wudalianchi volcanic districts, northeast China: origin from the new sub-continental lithospheric mantle (SCLM) metasomatized by potassium-rich fluids from delaminated lower crust - Fanchao Meng; Yulu Tian; Yaoqi Zhou; Jiaqi Liu; Gengchao Zuo; Qing Du (Frontiers of Earth Science, 2022)