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
湘西北地区铅-锌-砷-镉多元素综合异常 1—铅-锌-砷-镉多元素综合异常范围; 2—锌外带异常边界; 3—锌中带异常边界; 4—锌内带异常边界; 5—台内浅滩亚相或生物礁滩相界; 6—相区界线; 7—古隆起界线; 8—局限台地相; 9—开阔台地相; 10—台内浅滩亚相或生物礁滩相; 11—台地边缘浅滩相; 12—台地边缘斜坡相; 13—浅海陆棚相