鄂西—湘西北地区二叠纪栖霞期岩相古地理*
, 陈代钊Lithofacies palaeogeography of the Qixia Age of Permian in western Hubei-northwestern Hunan Provinces
Wei Hengye1, 2 , Chen Daizhao1
, Chen Daizhao
鄂西—湘西北地区二叠纪栖霞期岩相古地理* |
|
韦恒叶, 陈代钊 |
Lithofacies palaeogeography of the Qixia Age of Permian in western Hubei-northwestern Hunan Provinces |
|
Wei Hengye
, Chen Daizhao |
| 盆地相泥质灰岩照片（A—深灰至灰黑色粗纹层状泥质灰岩,偶夹黑色钙质页岩(图中箭头所示),钙质页岩代表最深水的环境,未见宏观生物化石,恩施剖面,栖霞组下部;B—A图中的泥质灰岩,富含有机质,未见生物化石,色浅的粉砂级骨屑为风暴悬浮沉积物,单偏光;C—A图中的泥质灰岩,有机质和粉屑含量的变化形成纹层状的结构,单偏光） |
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