The LowerMember of braided system is the most important target bed enriched in organic matter where basal-channel-type uranium mineralization occurs.
下段为辫状河沉积,发育良好的砂体、富含有机质,它是本区重要的找矿目标层,产底河道型砂岩铀矿化。
2
According to outcrop research, drilling core analysis, and sand distributed system drawing, we analyzed the lowermember of Zhiluo Formation, northeastern Ordos basin.
作者通过露头调查、钻孔岩心分析和砂分散体系制图,对鄂尔多斯盆地东北部直罗组下段进行了成因分析。
3
Stromatolites are found to be abundant in the thousand-meter-thick lowermember of the Ganchaigou Formation and the lower Youshashan Formation in the Ganchaigou area, west Qaidam Basin.