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Coltan - Wikipedia, the free encyclopedia

https://en.wikipedia.org/wiki/Coltan

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.

What Is Coltan? - ABC News

abcnews.go.com/Nightline/story?id=128631

You may not have heard of coltan, but you have it in your cell phone, laptops, pagers and other electronic devices. It is important to everyday communication in the ...

Five things you need to know about coltan | International ...

www.icij.org/projects/coltan/five-things-you-need-know-about-coltan

A black market for coltan — a strategically important mineral used in an array of electronic devices — has emerged in the Amazon jungles that cover the border ...

Coltan mining and ethics - Wikipedia, the free encyclopedia

https://en.wikipedia.org/wiki/Coltan_mining_and_ethics

Coltan is a metallic ore from which the very similar elements niobium, also known as columbium, and tantalum are extracted. Coltan mining specifically in the ...

Coltan, Gorillas and cellphones - Cellular-News

www.cellular-news.com/coltan

What Is Coltan ? Coltan, short for Columbite-tantalite is a metallic ore comprising Niobium and Tantalum, found mainly in the eastern regions of the Democratic ...

Blood Coltan - Top Documentary Films

topdocumentaryfilms.com/blood-coltan

My question is, what are the alternatives? This documentary exposes a typical problem which has evolved from diamonds, coltan ect. The rebel armies who get rich and ...

BBC News | AFRICA | Congo's coltan rush

news.bbc.co.uk/2/hi/africa/1468772.stm

Coltan, a vital ingredient for mobile phones, is fuelling a gold rush and perhaps the war in the Democratic Republic of Congo.

Coltan: A New Blood Mineral - CBC.ca - Canadian News ...

www.cbc.ca/news/technology/coltan-a-new-blood-mineral-1.894027

Human rights observers charge that coltan, used in electronic devices such as cellphones, DVD players, video game systems and computers, has been directly linked to ...

'Coltan' | Tantalum-Niobium International Study Center

tanb.org/coltan

'Coltan' is an abbreviation used only in parts of Africa for 'columbo-tantalite', it is a local name or nickname. Mineral concentrates containing tantalum are usually ...

Columbite-tantalite (COLTAN) > ENGINEERING.com

www.engineering.com/.../ArticleID/83/Columbite-tantalite-COLTAN.aspx

COLTAN (Columbite-Tantalite) is a dull metallic ore found in major quantities in the eastern areas of Congo. When refined, COLTAN becomes metallic Tantalum, a heat ...