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Home » Discuss » Archives » General Discussion (01/01/06 through 01/22/2007) Donate to DU
Jcrowley Donating Member (1000+ posts) Send PM | Profile | Ignore Thu Oct-05-06 08:34 PM
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3. It's all connected
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 Republic of Congo (formally Zaire). When refined, coltan becomes a heat resistant powder, metallic tantalum which has unique properties for storing electrical charge. Of the 525 tons of tantalum used in the USA in 1998, 60% was used in tantalum capacitors, with a predicted growth rate of 14% per annum (from Uganda Gold Mining Ltd web site).
It is therefore a vital component in the capacitors that control current flow in cell phone circuit boards.

<snip>

Coltan and Gorillas
The main area where Coltan is mined, also contains the Kahuzi Biega National Park, home of the Mountain Gorilla. In Kahuzi Biega National Park the gorilla population has been cut nearly in half, from 258 to 130 as the ground is cleared to make mining easier. Not only has this reduced the available food for the Gorillas, the poverty caused by the displacement of the local populations by the miners has lead to Gorillas being killed and their meat being sold as "bush meat" to the miners and rebel armies that control the area. Within the Dem. Rep. of Congo as a whole, the U.N. Environment Program has reported that the number of eastern lowland gorillas in eight Dem. Rep. of Congo national parks has declined by 90% over the past 5 years, and only 3,000 now remain.
Due to the damage caused to the Gorilla population and their natural habitat, companies that use Coltan are now starting to demand that their Coltan only comes from legitimately mined sources and is not a byproduct of the war. American-based Kemet, the world's largest maker of tantalum capacitors, has asked its suppliers to certify that their coltan ore does not come from Dem. Rep. of Congo or from neighbouring countries. Such moves could lead to "Gorilla Safe " cellphones being marketed, much in the same way that Tuna meat is now sold as "Dolphin Safe".

http://www.cellular-news.com/coltan/

http://news.nationalgeographic.com/news/2004/03/0331_040331_easterngorillas.html

K&R
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