The compositions of usual elements and rare earth elements and inclusions of corundum megacrysts related to alkali basalt in Changle, Shandong Province, are analyzed.
分析山东昌乐与碱性玄武岩有关的刚玉巨晶不同部位的常量元素、稀土元素及包裹体组成。
2
The special large sized alkali granite rare metal and rare-earth ores in Baerze of Nei Mongol is the new industrial type ore deposit first discovered in China with the scale in third place in Asian.
内蒙古巴尔哲碱性花岗岩稀有稀土特大型矿床是国内首次发现的一种新类型工业矿床，其规模居亚洲第三位。
3
This review summaries the application of ion exchangers in the separation and determination of alkali metals, alkali-earth metals, noble metals, rare earth elements and actinoid.