深源物质对滦平盆地白垩系西瓜园组古环境及油气成藏的影响*
赵健龙, 张元福, 袁晓冬, 霍艳翠, 葛鹏程, 蔡曦曜

Effects of deep source materials on palaeoenvironment and hydrocarbon accumulation in the Cretaceous Xiguayuan Formation,Luanping Basin
ZHAO Jianlong, ZHANG Yuanfu, YUAN Xiaodong, HUO Yancui, GE Pengcheng, CAI Xiyao
滦平盆地西瓜园组下段火山—湖泊沉积特征 a—破碎的石英颗粒被晶屑、玻屑包围,边界模糊,单偏光; b—富有机质泥岩层夹少量泥晶碳酸盐纹层,石英含量高,正交光; c—泥页岩纹层状发育,有机质包裹石英颗粒,单偏光; d—厚层泥页岩,含有少量碳酸盐矿物和凝灰质,正交光; e—凝灰岩,可见少量绿泥石化; f—凝灰质角砾岩,长英质碎屑呈次棱角状; g—1133.67~1133.98 m岩心,凝灰质含量较高; h—1126.27~ 1131.60 m岩心,凝灰质页岩,向上凝灰质含量减少