THE DISCOVERY OF MICROTEKTITE IN LOESS AND ITS SIGNIFICANCE

被引：0
|
作者：
袁宝印
赵惠敏
张家云
机构：
[1] Academia Sinica
[2] Beijing 100011
[3] Institute of Geology
[4] Beijing 100034
[5] PRC
[6] Institute of Mineral Depostts
[7] Chinese Academy of Geological Sciences
[8] PR C
来源：
ChineseScienceBulletin | 1990年 / 17期
基金：
中国国家自然科学基金;
关键词：
microtektite; cosmic dust; astronomic-geological event;
D O I：
暂无
中图分类号：
学科分类号：
摘要：
Ⅰ. RESEARCHED PROFILEIn China, the most detailed study on loess was carried out in the Heimugou loess profile located at Luochuan County, Shaanxi Province, where the loess has a thickness of 135m. According to the lithologic character, loess of this section can be divided into Pouto loess, Malan loess, Lishi loess and Wucheng loess. The layer of red clay, 15m
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页码：1455 / 1459
页数：5
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