Development characteristics and petroleum geological significance of Permian pyroclastic flow volcanic rocks in Western Sichuan Basin, SW China

PENG Hao,YIN Cheng,HE Qinglin,XIA Guoyong,LIU Yong,MA Tinghu,CHEN Kang,LIU Ran,SU Wang

Fig. 2. The lithology of NS-trending volcanic rock in Well ZJ2, and outcrop in the Mugan Town of Yanjin County.