Contrasting geochemical signatures between Upper Triassic Mo-hosting and barren granitoids in the central segment of the South Qinling orogenic belt, central China: Implications for Mo exploration

详细信息    查看全文

• 作者：Bing Xiao^a ; ^b ; Qiugen Li^a ; ^{qgli@pku.edu.cn} ; Siyao He^a ; Xu Chen^c ; Shuwen Liu^a ; Zongqi Wang^d ; Xueyi Xu^e ; Junlu Chen^e
• 关键词：Zircon U&ndash ; Pb age ; Sr-Nd-Hf isotopes ; molybdenum deposits ; highly fractionated I-type granitoids ; Qinling orogenic belt
• 刊名：Ore Geology Reviews
• 出版年：2017
• 出版时间：March 2017
• 年：2017
• 卷：81
• 期：part_P2
• 页码：518-534
• 全文大小：2971 K
• 卷排序：81

文摘

Mo-bearing intrusions and Mo-barren intrusions formed during 215–200 Ma. Five molybdenite samples yield a 187Re–187Os isochron age of 198.1 ± 7.2 Ma. Highly fractionated I-type granite should be considered highly prospective for mineral exploration.