The author studies the output appearance, mineralized characteristics and ore type of the south and north zone of potash feldspar ore in the area on the boundary between Henan and Shaanxi.

• 摘要本文研究证明区内有南、北两条钾长石成矿带，其产出形态、矿化特征、矿石类型均有差异，且导致了它们在工业应用上的不同。