How to pronounce word in English - Learn English free online - columbite - How to pronounce the english word columbite in english. Start with S. Learn from me.

columbite

n. 钶铁矿；铌铁矿

1、铌铁矿

·鉴定特征以较高的比重可与蛋白石区分。铌铁矿（Columbite）与钽铁矿同族。晶体板状或棱柱状，常成双晶，也以块状集合体产出。

2、钶铁矿

当于1801年考察在大英博物馆的矿石时，Charles Hatchett被一个标签为columbite（钶铁矿）的样本激起了兴趣。他推测其包含一种新的金属，他是对的。

3、钶铁石

... columbite钶铁石 column柱 columnblasting柱状装药爆破 ...

4、锔钽酸锰铁矿

... 人形矿〔日本〕 ningyolte 锔钽酸锰铁矿 niobite; columbite 铌 niobium ...

columbite process二次合成工艺

columbite e铌铁矿

columbite niobite铌铁矿

ferro columbite铌铁矿

columbite precursor预合成铌铁矿

columbite tantalite ore钽铌矿

columbite-tantalite铌钽铁矿

tantalite-columbite ore铌钽矿石

fine columbite-tantalite细粒钽铌矿

地球科学

n.a black mineral that is an ore of niobium and tantalum

同义词：niobite

1.
N（名词） a black mineral consisting of a niobium oxide of iron and manganese in orthorhombic crystalline form: occurs in coarse granite, often with tantalite, and is an ore of niobium. Formula: (Fe, Mn)(Nb)2O6 钶铁矿 (Also called niobite)

Dictionary