columbite-tantalite

columbite-tantalite

noun

a valuable black mineral combining niobite and tantalite;used in cell phones and computer chips: Synonym: coltan

数据来源：WordNet

1

A discussion on X-ray powder analysis of the isomorphous series of columbite-tantalite

铌钽铁矿类质同象系列的X射线粉晶分析讨论
2

According to the crystal structure characteristic of columbite-tantalite , Mn2 + is thought as primary flotation active center .

根据铌钽锰矿晶体结构分析认为，Mn2+是铌钽锰矿的主要浮选活性中心。
3

Gravity seperation is the most important process for columbite-tantalite ore disposal , but it is low recovery in the gravity seperation of columbite-tantalite and affects the technical index and economic benefit of concentrating plants .

钽铌矿的选矿多以重选为主，其中细粒钽铌矿采用重选回收率非常低，影响了选矿厂的技术指标及经济效益。