王惠, 郭灵俊, 白翠霞, 徐宗培, 何会文, 鞠文信. 2005: 大兴安岭中北部晚侏罗世-早白垩世地层新认识. 地质通报, 24(9): 867-871.
    引用本文: 王惠, 郭灵俊, 白翠霞, 徐宗培, 何会文, 鞠文信. 2005: 大兴安岭中北部晚侏罗世-早白垩世地层新认识. 地质通报, 24(9): 867-871.
    WANG Hui, GUO Lingjun, BAI Cuixia, XU Zongpei, HE Huiwen, JU Wenxin. 2005: New idea of Late Jurassic-Early Cretaceous strata in the north-central Da HingganMountains, China. Geological Bulletin of China, 24(9): 867-871.
    Citation: WANG Hui, GUO Lingjun, BAI Cuixia, XU Zongpei, HE Huiwen, JU Wenxin. 2005: New idea of Late Jurassic-Early Cretaceous strata in the north-central Da HingganMountains, China. Geological Bulletin of China, 24(9): 867-871.

    大兴安岭中北部晚侏罗世-早白垩世地层新认识

    New idea of Late Jurassic-Early Cretaceous strata in the north-central Da HingganMountains, China

    • 摘要: 根据大兴安岭中北部地区晚侏罗世火山岩正常沉积夹层中所含叶肢介化石的研究成果和同位素年龄新资料,认为大兴安岭北部西坡被归入白音高老组中的"含Eosestheria的酸性、酸碱性火山碎屑岩和熔岩"不是白音高老组,应归入龙江组,层位与辽西义县组对比.大兴安岭主脊火山岩(满克头鄂博组、玛尼吐组、白音高老组)从南到北是同期火山活动作用的结果,不存在"穿时"现象,形成于晚侏罗世早中期,层位与冀北大北沟组对比.

       

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