1、The ore bed hosts in boracic granulite of Lieryu formation, Liaohe group of lower proterozoic.
礦層賦存于早元古界遼河群里爾峪組含硼變粒巖段。

2、It is determined as per the mining condition of ore bed and recommended mining method.
根據(jù)礦床開采條件和所推薦的采礦方法。

3、There is rich palygorskite ore bed in west region in Guizhou province.
貴州省西部地區(qū)蘊(yùn)藏了大量坡縷石礦床。