Niobite Guide, Meaning , Facts, Information and Description
Niobite is a synonym for a group of minerals, mainly ferrocolumbite. It is also called columbate and columbite (Fe, Mn)(Nb, Ta)2)O6]) is a black mineral that is an ore of niobium and tantalum. It has a submetallic luster and a high specific gravity and is a niobate of iron and manganese, containing tantalate of iron. It forms a series with the tantalum-dominant analogue Ferrotantalite and one with the manganese-dominant analogue Manganocolumbite.See also: List of minerals
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