四川盆地南缘长宁地区五峰组—龙马溪组页岩内多源石英对页岩气富集的意义*
陈增裕1, 刘睿1, 谭秀成1, 井翠2, 聂舟2, 衡德2, 江定川1, 文冉2, 陈雷1, 唐余锋1, 唐奎3

Implications of multi-source quartz on shale-gas enrichment in the Wufeng-Longmaxi shale of Changning area in southern margin of Sichuan Basin, China
CHEN Zengyu1, LIU Rui1, TAN Xiucheng1, JING Cui2, NIE Zhou2, HENG De2, JIANG Dingchuan1, WEN Ran2, CHEN Lei1, TANG Yufeng1, TANG Kui3
四川盆地南缘长宁地区N216井五峰—龙马溪组页岩中交代残余生物体腔 A—生物体腔被黄铁矿交代后仍呈现完整或残缺的环状,2307.56m;B—生物体腔中充填白云石和有机质,2307.56m; C—生物体腔中充填石英,2318.08m