Aim To study the Sedimentary characteristics and provenance region of indo-chinese epoch sandstone in Huianbu-Majiatan area, southwest edge of Ordos Basin.

• 摘要目的研究鄂尔多斯盆地西南缘惠安堡-马家滩地区印支期河湖相砂岩沉积特征及物源区。