Inicio > Term: columbite
columbite
A mineral of a black color, submetallic luster, and high specific specific gravity. It is a niobate (or columbate) of iron and manganese, containing tantalate of iron; -- first found in New England.
- Parte del discurso: noun
- Industria/ámbito: Idioma
- Categoría: Diccionarios
- Company: MICRA Inc.
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- spencer12
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