吐哈盆地南缘克孜尔塔格复式岩体中花岗闪长岩锆石SHRIMP U-Pb测年及岩体侵位时代讨论
토합분지남연극자이탑격복식암체중화강섬장암고석SHRIMP U-Pb측년급암체침위시대토론
Zircon SHRIMP U-Pb dating of granodiorite in the Kizil Tag composite intrusion,south margin of the Tulufan-Hami basin, East Tianshan, Xinjiang, China: With a discussion of the age of emplacement of the intrusion
  • 万方数据
    地质通报 지질통보
    GEOLOGICAL BULLETIN OF CHINA
    2006年 8期 937-940 ,共4页

    李少贞%任燕%冯新昌%李嵩龄

    리소정%임연%풍신창%리숭령

    东天山%克孜尔塔格岩体%同位素年龄 東天山%剋孜爾塔格巖體%同位素年齡
    동천산%극자이탑격암체%동위소년령
    克孜尔塔格岩体侵入最新地层为下石炭统干墩岩组.该岩体中剪切变形的花岗闪长岩锆石SHRIMP U-Pb定年为271.6Ma±1.6Ma,此年龄值介于王瑜等所研究剪切作用的年龄276～254Ma之间,岩体侵位时代应略早于变形时代,为晚石炭世末至早二叠世早期,271.6Ma为岩体结晶年龄,时代为早二叠世晚期.
    극자이탑격암체침입최신지층위하석탄통간돈암조.해암체중전절변형적화강섬장암고석SHRIMP U-Pb정년위271.6Ma±1.6Ma,차년령치개우왕유등소연구전절작용적년령276～254Ma지간,암체침위시대응략조우변형시대,위만석탄세말지조이첩세조기,271.6Ma위암체결정년령,시대위조이첩세만기.
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