Magmatic hydrothermal fluid genesis of zeolite in the Paleogene Kongdian Formation of Zaoyuan oilfield, Bohai Bay Basin, China

HAN Guomeng,WANG Li,XIAO Dunqing,LOU Da,XU Muyue,ZHAO Yonggang,PEI Yanlu,GUO Xiaowen,TENG Jiancheng,HAN Yuanjia

Fig. 4. Scanning results of electron probe energy spectrum of mudstone laminae of Kong 2 Member in Well Z56 (the energy spectrum scanning fields in Fig. 4b, 4c are shown in Fig. 3j, 3k). Ana—Analcime; Cha—Chalcopyrite; Chl—Chlorite; Py—Pyrite.