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Coltan

钶钽铁矿（非洲口语对钶铁矿-钽铁矿这种复合矿物的称呼）

1、钶钽铁矿

钶钽铁矿(Coltan)是对钶铁矿-钽铁矿复合矿物的统称，主要成分有铌和钽及金属铁。

2、轻型防撞安全帽

商品名称：轻型防撞安全帽（COLTAN）

3、铁矿石

钶钽铁矿石（Coltan）在非洲口语中是铌钽的意思，这是开采金属钽的金属矿石—它是消费类电子产品如移动电话和电脑等必不可少的组成部分。

COLTAN TANTALUM长期供应钶钽矿

Coltan blood group system科尔坦血型系

n.a valuable black mineral combining niobite and tantalite; used in cell phones and computer chips

同义词：columbite-tantalite

1.
N（名词） a metallic ore found esp in the E Congo, consisting of columbite and tantalite (a source of the element tantalum) 钶钽铁矿

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