Citation: | ZENG Wei, ZHOU Hongying, SUN Fengyue, WANG Jiaying, BI Junhui, CUI Yurong, CHEN Junqiang. Cassiterite U-Pb age of rare metal pegmatites in Guanpo area North Qinling, China[J]. Geological Bulletin of China, 2021, 40(12): 2179-2182. |
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Regional geological map in research area and the distribution of rare metal and uranium deposits
Back-scattered electron(BSE)images of cassiterites(a), U-Pb Tera-Wasserburg concordia plot(b) and average age(c)of cassiterite from Nanyangshan rare-metal pegmatites