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

李少贞; 任燕; 冯新昌; 李嵩龄

李少贞, 任燕, 冯新昌, 李嵩龄. 2006: 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. 地质通报, 25(8): 937-940.

引用本文:

李少贞, 任燕, 冯新昌, 李嵩龄. 2006: 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. 地质通报, 25(8): 937-940.

2006: 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. Geological Bulletin of China, 25(8): 937-940.

Citation:

2006: 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. Geological Bulletin of China, 25(8): 937-940.

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

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

摘要

摘要: 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SHRIMPU-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。

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