基于碎屑锆石的黄土高原—毛乌素交界区石峁黄土粉尘物源估算*
安宇1, 范念念1, 徐志伟2, 刘兴年1

Estimation of dust source of Shimao loess in Loess Plateau-Mu Us junction area based on detrital zircon
AN Yu1, FAN Niannian1, XU Zhiwei2, LIU Xingnian1
黄土高原—毛乌素交界区石峁剖面及其他对比点位碎屑锆石U-Pb年龄图谱 a—石峁剖面样品SM01(石峁黄土);b—石峁剖面样品SM02'(石峁基岩);c—红墩界砂岩; d—石峁剖面样品SM04(石峁现代河沙);e—腾格里沙漠风沙; f—巴丹吉林沙漠风沙; g—中宁黄河河沙; h—巴彦黄河河沙; i—亿利黄河河沙。灰色阴影为核密度分布(KDE);空心矩形为年龄直方图; n 为谐和年龄个数。c、e~i数据来自于 Nie et al ., 2015