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大巴山地区早古生代黑色岩系岩相古地理及页岩气地质意义*
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熊国庆1,2,3, 王剑1,2,3, 李园园4, 余谦2,3, 门玉澎2,3, 周小琳1,2,3, 熊小辉2,3, 周业鑫1,2,3, 杨潇1,2,3 |
Lithofacies palaeogeography of the Early Paleozoic black rock series in Dabashan region and their shale-gas geological significance
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Xiong Guoqing 1,2,3, Wang Jian 1,2,3, Li Yuanyuan 4, Yu Qian 2,3, Men Yupeng 2,3, Zhou Xiaolin 1,2,3, Xiong Xiaohui 2,3, Zhou Yexin 1,2,3, Yang Xiao 1,2,3
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大巴山地区奥陶系观音桥段沉积特征 a—泥灰岩,赫兰特贝化石,×20;b—细粉砂岩,平行层理发育;c—细粉砂岩,含细粒石英的粉砂质结构,×25,单偏光;d—细粉砂岩,剧烈风化后呈褐红色土状 |
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