陈高潮, 李玉宏, 史冀忠, 李金超, 赵陕兰. 2011: 内蒙古西部额济纳旗及邻区石炭纪—二叠纪盆地重矿物的特征及意义. 地质通报, 30(6): 962-971.
    引用本文: 陈高潮, 李玉宏, 史冀忠, 李金超, 赵陕兰. 2011: 内蒙古西部额济纳旗及邻区石炭纪—二叠纪盆地重矿物的特征及意义. 地质通报, 30(6): 962-971.
    CHEN Gao-chao, LI Yu-hong, SHI Ji-zhong, LI Jin-chao, ZHAO Shan-lan. 2011: Heavy mineral characteristics of Carboniferous-Permian strata in Ejin Banner and its vicinities, western Inner Mongolia, and their significance.. Geological Bulletin of China, 30(6): 962-971.
    Citation: CHEN Gao-chao, LI Yu-hong, SHI Ji-zhong, LI Jin-chao, ZHAO Shan-lan. 2011: Heavy mineral characteristics of Carboniferous-Permian strata in Ejin Banner and its vicinities, western Inner Mongolia, and their significance.. Geological Bulletin of China, 30(6): 962-971.

    内蒙古西部额济纳旗及邻区石炭纪—二叠纪盆地重矿物的特征及意义

    Heavy mineral characteristics of Carboniferous-Permian strata in Ejin Banner and its vicinities, western Inner Mongolia, and their significance.

    • 摘要: 为了确定巴丹吉林盆地石炭系—二叠系盆山构造格局和物源体系,分析了巴丹吉林盆地石炭系—二叠系剖面碎屑岩中重矿物的含量和组合特征。结果显示:石炭系红石山-黑鹰山坳陷重矿物组合为锆石+磷灰石,红柳大泉坳陷为锆石+金红石+磷灰石+电气石,锡林浩特坳陷为锆石+金红石+磷灰石+电气石+石榴子石,珠斯棱凹陷为锆石+金红石+磷灰石+电气石;二叠系红石山-黑鹰山坳陷重矿物组合为锆石+磷灰石+石榴子石,红柳大泉坳陷锆石+金红石+磷灰石+电气石+石榴子石,锡林浩特坳陷为锆石+石榴子石+电气石,珠斯棱凹陷为锆石+金红石+磷灰石+电气石+石榴子石。巴丹吉林盆地存在阿拉善-狼山古陆和马鬃山-切刀古隆起2个物源体系。

       

      Abstract: Aim—to confirm the basin-and-range structural framework evolvement and provenance system of Carboniferous to Permian in Badanjaran basin. Method—by analyzing the content and the combined characteristic of clastic heavy mineral in sections of different depression belts of Carboniferous to Permian. Results—most of the heavy minerals in Badanjaran basin didn′t suffer long-distance transport and the heavy minarals combination are different in different secondary units of different periods. In Carboniferous, the combination forms are zircon+apatite in Hongshishan-Heiyingshan depression, zircon+rutile+apatite+tourmaline in Hongliudaquan depression, zircon + rutile+apatite+tourmaline+garnet in Xilinhaote depression with garnet's drastically increasing upwards and zircon+rutile+apatite+ tourmaline in Zhusileng delve. Whereas, in Permian, the combination forms are zincon+apatite+ garnet in Hongshishan-Heiyingshan, zircon+rutile+apatite+tourmaline+garnet in Hongliudaquan depression, zircon + garnet + tourmaline in Xilinhaote depression, zircon+rutile+apatite+tourmaline+garnet in Zhusileng delve. Basin heavily shrinked in Late Permain northwards and marine sedimentary heavy mineral combination is zircon + rutile+apatite + tourmaline. Conclusion—there are two provenance systems in Badanjaran basin,Alashan-Langshan ancient land and Mazongshan slitter palaeohigh.

       

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