贵阳乌当奥陶系湄潭组震积岩的发现及意义

The Findings and Significance of the Ordovician Region Meitan Formation's Seismites in Guiyang Wudang

本文首次对贵阳乌当地区震积岩进行报道,系统的描述了砂球、砂岩墙和液化褶曲的特征。为奥陶系沉积事件、古地理、古构造等方面的研究提供了新的资料,为黔中隆起研究提供新的资料。反映早奥陶世末区内构造运动强烈,可能是都匀运动的第一幕。

This paper reports the seismites of the area Guiyang wudang at first,itdescribes systematically about the sand ball,the sandstone wall and the characteristics of liquefied fold.For the ordovician deposition event,the ancient geography,the ancient structure research and so on,it provides new imfonnation,as well for the study of guizhou uplift.It also reflects the intensity of the 4ectonic movement occurring at the end of the early or- dovician,and may be the first act of DouYun movement.