Factors Controlling Low Uranium and Thorium Concentrations in the ？ay？rhan Bituminous Shales（？BS） in

• 作 者: Berna Yavuz PEHLIVANLI ?ü
• 机 构: DepartmentofGeologicalEngineering,DepartmentofGeologicalEngineering,GraduateSchoolofNaturalandApplie
• 出 处: 地质学报：英文版
• 发表日期: 2014年1期
• 关键词: 页岩矿床 铀含量 低浓度 安卡拉 沥青 BS 土耳其 放射性元素 Uranium and Thorium concentrations ay rhan bitu
• 基金项目: supported by Ankara University Scientific Research Projects Coordination Unit （Project No： 09B4343013）

In this study uranium and thorium contents and depositional characteristics of ay rhan bituminous shales( BS), west of Ankara(central Anatolia), are investigated. Samples used were collected from boreholes opened by Park Holding Ltd. A total of 25 samples