^40Ar-^39Ar Age of K-feldspar from K- feldspar Granite in the Qiaohuote Copper Deposit, Bayanbulak,

• 作 者: WANGZhiliang MAOJingwen YANGJi
• 机 构: InstituteofMineralResources,InstituteofMineralResources,InstituteofGeology
• 出 处: 地质学报：英文版
• 发表日期: 2004年2期
• 关键词: 新疆 铜矿 同位素测定 长石花岗岩 <Keyword>40Ar-39Ar age K-feldspar granite Qiaohuote X
• 基金项目: This study was supported by the New Round Geological Survey Project，the State Key Basic Research Program of the People's Republic of China

By using the 40Ar-39Ar chronological method to date K-feldspar from K-feldspar granite in the Qiaohuote copper district, the authors obtained a plateau age of 274.78±0.44 Ma and an isochron age of 272.7±3.0 Ma. Because there is no tectonic defor