库布齐沙漠南缘沙源限制型抛物线形沙丘沉积构造
马奕鑫, 武子丰, 王卓然, 韩旭娇, 乌友罕, 哈斯额尔敦

Internal sedimentary structure of source-limited parabolic dune in southern margin of Hobq Desert
Yixin Ma, Zifeng Wu, Zhuoran Wang, Xujiao Han, Youhan Wu, Hasi Eerdun
图7 抛物线沙丘不同单元交错层产状玫瑰图
Fig.7 Rose diagram of cross-bedding orientations and frequency diagram of dip angles in different units of sand dunes. (A) Rose diagram of orientations on the north arm; (B) Rose diagram of orientations on the south arm; (C) Rose diagram of orientations on the nose of the dune; (D) Frequency diagram of dip angle on the north arm; (E) Frequency diagram of dip angle on the south arm; (F) Frequency diagram of dip angle on the nose of the dune