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DISCOVERY OF THE PALEOGENE SPORE-POLLEN FROM THEWANBAOGOU GROUP-COMPLEX OF EASTERN KUNLUN
Author(s): 
Pages: 608-611,656
Year: Issue:  S1
Journal: Journal of Stratigraphy

Keyword:  古近纪 渐新世 孢粉化石 万宝沟岩群 东昆仑造山带 青海;
Abstract: 万宝沟岩群是东昆仑造山带一套构造—沉积混杂堆积地层,由外来系统和基质系统两部分组成。以往根据外来岩块中的叠层石等将该岩群的时代定为前寒武纪的蓟县纪—青白口纪。最近在该岩群的基质系统中分析出22属(未定种)与15种古近纪渐新世孢粉化石,这一重要发现为厘定该岩群的地质时代、进一步确定该岩群的混杂堆积地层性质和阐述东昆仑造山带形成演化机制等方面具有重要的地质意义。
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