In-situ Chemical Age of the Sandstone-hosted Uranium Deposit in Ningdong Area on the Western Margin of the Ordos Basin, North China

摘要

Objective The Ordos Basin located in the western part of the North China Craton bears various energy resources such as oil,gas,coal and uranium.It is one of the richest uranium-bearing basins in China.Since the discovery of the large-scale Dongsheng,Hangjinqi and Daying uranium deposits in the north of the Ordos Basin,a