The data of sandstone thin section, heavy mineral and rare earth element combining with the former research efforts are applied to analyze the provenance of Chang 8 period in Jiyuan area.

• 摘要利用砂岩薄片鉴定、重矿物及稀土元素等资料，并结合前人的研究成果，对鄂尔多斯盆地姬塬地区延长组长8时期的物源进行了分析研究。