湘西北地区早奥陶世沉积特征及岩相古地理*
邹光均, 梁恩云, 张晓阳, 凌跃新, 熊苗

Sedimentological characteristics and lithofacies palaeogeography of the Early Ordovician in northwestern Hunan Province
Zou Guang-Jun, Liang En-Yun, Zhang Xiao-Yang, Ling Yue-Xin, Xiong Miao
湘西北地区早奥陶世弗洛早期岩相古地理图 1—亮晶砾屑灰岩;2—亮晶砂屑灰岩;3—亮晶生物屑灰岩;4—砂屑灰岩;5—生物屑灰岩;6—生物灰岩或礁灰岩;7—砂屑泥晶灰岩;8—生物屑泥晶灰岩;9—泥晶灰岩;10—结晶灰岩;11—粉屑灰岩;12—粉砂质页岩;13—页岩;14—相区界线;15—古隆起。OP—开阔台地;PE—台地边缘浅滩;PFS—台地斜坡;SL—浅海 陆棚;RE—生物礁滩