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地质论评  2003 

西昆仑北缘新元古代片麻状花岗岩锆石SHRIMP年龄及其意义

Keywords: 西昆仑,新元古代,片麻状花岗岩,SHRIMP年龄,Rodinia超大陆裂解

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Abstract:

在西昆仑北缘早前寒武纪变质地层中,笔者等识别出大量不同时代的片麻状花岗岩,其中包括新元古代片麻状花岗岩。获得最新的新元古代片麻状花岗岩的单颗粒锆石SHRIMP年龄为815±57Ma,片麻状花岗岩的岩石学特征反映它们形成于裂解构造背景,结合对区域上新元古代地层及中元古代末期构造事件的研究,笔者认为新元古代片麻状花岗岩反映了古塔里木板块作为Rodinia超大陆一员发生裂解的时间,这对研究古塔里木板块在Rodinia超大陆中的位置及中国Rodinia超大陆裂解的研究提供了重要的地质依据。

References

[1]  丁道贵,王道轩,刘伟新,等.1996.西昆仑造山带与盆地.北京:地质出版社,72~105.
[2]  郭坤一,张传林,赵宇,等.2002.西昆仑东段北缘中元古代岛弧火山岩地球化学特征.中国地质,29(2):161~165.
[3]  姜春发,王宗起,李锦轶.1992.中央造山带开合构造.北京:地质出版社,7~13.
[4]  刘训,姚新建,王永.1997.再论塔里木板块的归属问题.地质论评,43(1):1~9.
[5]  陆松年.1998.新元古时期Rodinia超大陆研究进展述评.地质论评,44(5):489~495.
[6]  陆松年,李怀坤,于海锋.2001.地质事件、序列和事件群.地质论评,47(5):521~526.
[7]  马世鹏,汪玉珍,方锡廉.1989.西昆仑山北坡的震旦系.新疆地质,7(4):68~79.
[8]  Li Z X, Zhang L H, Powell C McA. 1995. South China in Rodinia: a part of the missing link between Australia-East Antarctica and Laurentia? Geology, 23: 407~410.
[9]  Li Z X, Powell C McA. 1999. Discussion, paleomagnetic study of Neoproterozoic glacial rocks of the Yangzi Block: Paleolatitude and configuration of South China in the late Proterozoic Supercontinent. Precambirian Res., 94: 1~5.
[10]  Lu Songnian, Li Huaikun, Yu Haifeng. 2001. Geological events, events sequence and event group. Geology Review, 47(5): 521~526 (in Chinese with English abstract).
[11]  Ma Shipeng, Wang Yuzhen, Fang Xilian. 1989. The Sinian at north slope Western Kunlun Mountains. Xijiang Geology, 7(4): 67~79 (in Chinese with English abstract).
[12]  Xiao Xuchang, Li Tingdong. 1998a. Lithosphere Structure, uplifting system and its influence on the continental deformation of Qinghai―Tibet Plateau. Geological Review, 44(1): 112(in Chinese with English abstract).
[13]  Xiao Xuchang, Wang Jun. 1998b. A brief review of tectonic evolution and uplift of the Qinghai―Tibet Plateau. Geological Review, 44(4): 372~381 (in Chinese with English abstract).
[14]  Zhang Wenzhi. 1998. The assembly and breakup of the global super continent in Neo-Proterozoic and location of the China continent in Rodinia: evidence from paleo-magnetism. Progress in Precambrian Research, 23(3): 179~189 (in Chinese with English abstract).
[15]  张传林,赵宇,郭坤一.塔里木西南蓟县系双峰式火山岩中基性岩地球化学特征.地球科学(待刊).
[16]  张传林,赵宇,郭坤一.青藏高原北缘首次获得格林威尔期造山事件同位素年龄值.地质科学(待刊).
[17]  肖序常,李廷栋.1998a.青藏高原岩石圈结构、隆升机制及对大陆变形的影响.地质论评,44(1):112.
[18]  肖序常,王军.1998b.青藏高原构造演化及隆升的简要评述.地质论评,44(4):372~381.
[19]  潘裕生.2000.喀喇昆仑山―昆仑山地区地质演化.北京:科学出版社,21~98.
[20]  张文治.1998.全球新元古代超大陆拼合和裂解及中国大陆所处位置古地磁研究进展.前寒武纪研究进展,23(3):179~189.
[21]  Condie K C. 2001. Continent growth during formation of Rodinia at 1.35~0.9 Ga. Gondwana Research, 1:5~16.
[22]  Ding Daogui, Wang Daoxuan, Liu Weixin, et al. 1996. The Western Kunlun orogenic belt and basin. Beijing: Geological Publishing House, 72~105 (in Chinese with English abstract).
[23]  Guo Kunyi, Zhang Chuanlin, Zhao Yu, et al. 2002. Geochemistry of the intra-oceanic arc volcanic rocks in eastern part of Western Kunlun. Chinese Geology, 29(2): 161~165 (in Chinese with English abstract).
[24]  Jiang C F, Wang Z Q, Li J Y. 1992. Opening-closing tectonics of Central Orogen. Beijing: Geological Publishing House, 7~13 (in Chinese).
[25]  Liu Xun, Yao Xinjian, Wang Yong. 1997. The review of tectonic attribution of the Tarim plate. Geological Review, 43(1): 1~9 (in Chinese with English abstract).
[26]  Lu Songnian. 1998. A review of advance in the research on the Neoproterozoic Rodinia Supercontinent. Geological Review, 44(5): 489~495 (in Chinese with English abstract).

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