k.conglomerate T。 mudstone K T:: /P2 10° 0y" 74 T? marl Jianfeng T: limestone P shale P P[叫 sandstone 100m Jianfen B E 200 200 150 150 K 100 100 50 T 50 P omJianfeng Jianfeng conglomerate mudstone marl limestone shale sandstone