coltan (English, noun)
expansion: coltan (countable and uncountable, plural coltans)
Senses:
topics: chemistry
geography
geology
mineralogy
natural-sciences
physical-sciences
glosses: A metallic ore, (Fe,Mn)(Ta,Nb)₂O₆, from which the elements niobium and tantalum are extracted.
tags: countable
uncountable
Forms:
form: coltans
tags: plural