北祁连榆树沟山金矿区花岗闪长斑岩脉锆石U-Pb年龄、地球化学特征及其地质意义
Zircon U-Pb Age and Geochemical Characteristics of Granodiorite Porphyry Veins in Yushugoushan Gold Deposit，Northern Qilian Mountain，and Its Geological Significance
北祁连榆树沟山金矿区花岗闪长斑岩脉锆石U-Pb年龄、地球化学特征及其地质意义 |
| 杨彦,黄增保,郭小刚,许延龙,颜华 |
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Zircon U-Pb Age and Geochemical Characteristics of Granodiorite Porphyry Veins in Yushugoushan Gold Deposit，Northern Qilian Mountain，and Its Geological Significance |
| Yan YANG,Zengbao HUANG,Xiaogang GUO,Yanlong XU,Hua YAN |
| 图7 榆树沟山金矿花岗闪长斑岩锆石年龄—εHf（t）图解（a）和锆石年龄—176Hf/177Hf图解（b） |
| Fig.7 Zircon age-εHf（t） diagram（a） and zircon age-176Hf/177Hf diagram（b） of granodiorite porphyry in Yushugoushan gold deposit |
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