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

Jan 4, 2026 · From gold and bauxite to coltan and iron ore, the country’s mineral resources, concentrated largely in the Orinoco Mining Arc, have become a central, if quieter, front in the …

5 days ago · Rich deposits of gold, nickel, bauxite, and coltan give Venezuela enormous mineral potential, one that has increasingly drawn the attention of the United States and other global powers. …

Aug 22, 2024 · Coltan is essential to our lives. Explore what coltan is, what it's used for, where and how it’s mined and why it’s a conflict mineral.

The mines produce coltan — short for columbite-tantalite — an ore from which the metals tantalum and niobium are extracted. Both are considered critical raw materials by the United States, the European …

Mar 25, 2025 · What is coltan, and why is it a “strategic” mineral? The term “coltan” was coined by Congolese miners to refer to columbite-tantalite, which consists of two minerals: columbite, …

Sep 7, 2025 · Coltan is prized for its high concentrations of tantalum, a mineral critical to the electronics and aerospace industries. It’s essential in the production of capacitors used in devices that demand …

Jan 5, 2026 · Coltan is the name for the composite mineral niobium-tantalite; a dark black metal mineral containing tantalum and niobium. Coltan is a basic component of a range of electronic devices, from …

3 days ago · Venezuela is rich in critical minerals, including gold, diamonds, iron ore, bauxite, rare earths, coltan, nickel, copper, zinc, tin, tungsten, and titanium — minerals important for defense and …

Coltan, short for (Columbite-Tantalite), is a dull metallic ore used in many different industries, mainly for its high content of Tantalite: the main component in the production of Tantalum.