北京石花洞的区域地质意义

GEOLOGICAL SIGNIFICANCE OF SHIHUA CAVE

在全国范围内，北京石花洞的层数最多，次生化学沉积物的叠置关系明显。该洞的大形态反映了北京西山新构造运动的历史，可以同华北地文期和永定河阶地对比。洞内次生化学沉积物记录了中更新世以来，西山地区古环境变化的信息，可以和周口店洞穴中碎屑堆积物进行对比。石花洞在地质时期没有遭受破坏，是对北京猿人、山顶洞人生存空间的真实体现。

The layers of Shihua Cave are more than anyshere in China.The superimposed relationship of speleothems is clear.Shihua Cave belongs to a geologcial unite with Zhoukoudian Caves.It is of more significances to establish important place of Shihua Cace in the Geoscience.The Large Forms of Shihua Cave represent the history of the neotectonic movement in the Western Hills,Beijing,so it is fully can correlation with Physiographic Stage of North China and Yongdingg River Terraces.The speleothems of Shihua Cave have recorded the paleogeographical environmental evolution in the Western Hills,Beijing since Middle Pleistocene Epoch,So it full can correlation with sediments in Zhoukoudian Caves.Shihua Cave reflects the authentic life space of Beijing Man and Upper Cave Man.