川中地区茅口组一段沉积相新认识 |
田小彬, 师江波, 董景海, 谭万仓, 印长海, 李强, 宋振宇, 张凯, 肖传桃 |
New understanding of sedimentary facies of the first Member of Maokou Formation based on the latest drilling in central Sichuan Basin |
Xiaobin TIAN, Jiangbo SHI, Jinghai DONG, Wancang TAN, Changhai YIN, Qiang LI, Zhenyu SONG, Kai ZHANG, Chuantao XIAO |
图2 茅一段沉积相标志(1) (a)华蓥市合流镇椿木坪乡剖面,眼球灰岩与眼皮灰岩交互发育;(b)广元市旺苍县三江镇大两乡剖面,眼球灰岩与眼皮灰岩交互发育;(c)广元市旺苍县高阳镇罐子坝剖面,眼球灰岩中的海绵及水螅化石;(d)广元市旺苍县高阳镇罐子坝剖面,眼球灰岩中的海绵化石;(e)广元市旺苍县高阳镇罐子坝剖面,丘状交错层理;(f)广元市旺苍县高阳镇罐子坝剖面,浪成交错层理;(g)合平1井,4 252.58 m,眼球灰岩中见大量生物扰动构造;(h)合平1井,4 257.95 m,眼球灰岩与眼皮灰岩之间见冲刷削截构造 |
Fig.2 Symbols of sedimentary facies in the first Member of Maokou Formation (1) |
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