It is founded that land bitumen,the oxides of petroleum and oil soaked sandstone are of high reduction and precipitation ability to U,Mo,Se,V and Re,and fairly important to uranium metallogeny.
研究证实,石油的氧化物——地沥青及部分油浸砂岩对U、Mo、Se、V、Re等元素具有较强的还原沉淀能力,从而构成了砂岩型铀矿床成矿作用的重要环节。