The mineral group tantalite [(Fe, Mn)Ta2O6] is the primary source of the chemical element tantalum, a corrosion (heat and acid) resistant metal. It is...

Coltan (short for columbite–tantalites and known industrially as tantalite) is a dull black metallic ore from which the elements niobium and tantalum are...

together with the chemically similar niobium, mainly in the mineral groups tantalite, columbite and coltan. The chemical inertness and very high melting point...

Columbite, also called niobite, niobite-tantalite and columbate, with a general chemical formula of (FeII,MnII)Nb2O6, is a black mineral group that is...

Ferrocolumbite (synonym of columbite-(Fe)) Ferrotantalite (synonym of tantalite-(Fe)) Fluorspar (synonym of fluorite) Francolite (variety of fluorapatite)...

Nigeria in 2022. Columbite and tantalite are ores used to produce the elements niobium and tantalum. Columbite and tantalite are collectively known as coltan...

wide array of underexploited mineral resources include coal, bauxite, tantalite, gold, tin, iron ore, limestone, niobium, lead and zinc. Despite huge...

columbite–tantalite (or coltan, (Fe,Mn)(Ta,Nb)2O6). Columbite–tantalite minerals (the most common species being columbite-(Fe) and tantalite-(Fe), where...

Pilbara Minerals is an Australian lithium and tantalite mining company. Pilbara Minerals was founded in January 2005 as Portland International. It commenced...

manganese(II) Tantalite, (FeII,MnII)Ta2O6, a tantalum(V) mineral group close to that of columbite Coltan, a mixture of columbite and tantalite series Galaxite...