We estimate that there are at least 3300 persons in the world having this name which is around 0. More than 300 samples were obtained from the worlds major coltan producing areas. Translation for coltan in the free portugueseenglish dictionary and many other english translations. Coltan is the colloquial name for the mineral columbitetantalum coltan. From coltan to capacitors the more valuable metal in the coltan ore is tantalum ta, with demand having grown at around 5 per cent per annum since 1990. The contribution of drc coltan is relatively small nest suggests a peak figure of 9% of world supply. The congo possesses 80 percent of the worlds coltan. The console sold nearly one million unitsthe entire available supply on the first day of sales, with. This is the citation it appears to be trying to get at. Before it was assembled in a chinese factory, the coltan in its capacitors may have. Refined coltan is a critical element in creating capacitors, which are used in a vast array of small electronic devices, especially in mobile phones, laptop computers, pagers, and other electronic devices. Translate texts with the worlds best machine translation technology, developed by the creators of linguee. There was a spike in prices during the last phase of the dot com boom, which drew attention to coltan mining in eastern drc see figure 1. If you would like to participate, you can choose to edit this article, or visit the project page for more information.
Back to rocks and minerals articles kathy feick coltan is short for columbitetantalite, a dull metallic ore. New lithium batteries from used cell phones eurekalert. Jan 06, 2006 columbitetantalite coltan for short is a dull metallic ore found in major quantities in the eastern areas of congo. Playstation 2 the playstation 2, commonly known as the ps2, would go on to become the bestselling videogame console of alltime, selling some 150 million units.
Ubersetzungen fur coltan im englischdeutschworterbuch, mit echten sprachaufnahmen, illustrationen, beugungsformen. The niobiumdominant mineral in coltan is columbite after niobiums original. There are 1,001 suppliers who sells coltan price on, mainly located in asia. There are 318 suppliers who sells coltan on, mainly located in asia. Research from the university of cordoba spain and san luis university argentina was able to reuse graphite from cell phones to manufacture environmentally friendly batteries. Michael nest uses the term coltan in this book to refer specifically to tantalite that is mined in the democratic republic of congo, as distinct from ores that are mined often in industrial scale elsewhere in the world, such as australia. Ubersetzung englischdeutsch fur books im pons onlineworterbuch nachschlagen. The niobiumdominant mineral in coltan is columbite after niobiums original american name columbium, and the tantalumdominant mineral is the tantalite. Coltan is short for columbitetantalite a black tarlike mineral found in major quantities in the congo. Zimbabwe finanziert seine militaroperationen durch. Special attention is, however, directed to samples and concentrates from tanbsn provinces in africa. We search a large scrabble dictionary for words ending with the letter or word you enter, and generate all words ending with coltan words with the suffix coltan.
Coltan price coltan price suppliers, buyers, wholesalers. In the early 21st century coltan mining was associated with human rights violations such as child labour, systematic exploitation of the. Read, highlight, and take notes, across web, tablet, and phone. The playstation war technology, minerals and war in the. Coltan definition of coltan by the free dictionary. The niobiumdominant mineral in coltan is columbite after niobiums original american name columbium, and the tantalumdominant mineral is the tantalite tantalum from coltan is used to manufacture tantalum capacitors which are. Pa verdsmarknaden har kiloprisen pa tantal auka til meir enn 4000 kr i 2001.
Dangerous find the best buying and selling stations. Uganda and rwanda both exported coltan in the early 2000s after they invaded the drc, but the coltan came from mines in the. Coltan short for columbitetantalites and known industrially as tantalite is a dull black metallic ore from which are extracted the elements niobium and tantalum. War and conflict minerals in the worlds deadliest place. Coltan, the congo and your cell phone researchgate. A wide variety of coltan price options are available to you, such as gravity separator, magnetic separator, and sprial separator. A wide variety of coltan options are available to you, such as new.
One of financial times books of the year, 2015 the trade in oil, gas, gems, metals and rare earth minerals wreaks havoc in africa. That was a huge mistake which led coltan to be categorized as a conflict mineral. It means that it is relatively mediumlength, compared to the other names. Analytical fingerprint of columbitetantalite coltan. Illicit trade with coltan and implications for certification. Low this article has been rated as lowimportance on the project. The name coltan is ranked on the 48,705th position of the most used names. C this article has been rated as cclass on the projects quality scale. Coltan is part of wikiproject geology, an attempt at creating a standardized, informative, comprehensive and easytouse geology resource.
Pdf analytical fingerprint of columbitetantalite coltan. Mobile news, smartphones, tablets, ultrabooks, apps logo. Englischdeutschubersetzungen fur books im onlineworterbuch deutschworterbuch. Look up words and phrases in comprehensive, reliable bilingual dictionaries and search through billions of online translations. Coltan is the ore from which tantalum is made, and tantalum is what makes our cell phones so small by enabling the manufacture of extremely tiny capacitors. Book recommendations, author interviews, editors picks, and more. Coltan short for columbitetantalite and known industrially as tantalite is a dull black metallic ore from which the elements niobium and tantalum are extracted. When refined, coltan becomes a heat resistant powder, metallic tantalum, which has unique properties for storing electrical charge. Coltan er eit handelsnamn for tantalhaldige mineral i tantalitt og columbittgruppa. Coltan is a dull black metallic ore from which are extracted the elements niobium and tantalum. In 2009, german mineral authorities said that africa produced half of the worlds coltan, significantly up from previous years as major mines in.
Due to small armies and soldiers causing insecurity near mining areas the mine in kisengo was closed in order to stop production. When coltan is refined it becomes a heat resistant powder with high permittivity. When coltan is refined it becomes a heat resistant powder that can hold a high electric charge. Aug 17, 2001 a dirty little secret of the electronics industry, coltan has been linked to as much misery and strife in africa as conflict diamonds.
A metallic ore from which the elements niobium and tantalum are extracted. Coltan occurs in granitic pegmatites, pockets where the deep seated molten rock crystallized last. His brutality and savagery have been documented by adam hochschild in the book king leopolds ghost. Louis is the mastermind behind a project that has led to an informative book, aimed at children but appealing to all, on an endangered species of ape. When refined, coltan becomes metallic tantalum, a heatresistant powder. During the years when brazil, india, china and the other emerging markets have transformed their economies, africas resource states remained tethered to the bottom of the industrial supply chain. Coltan buyers coltan importers, purchasers, buying house. Africans from the neighboring german colony of ruandaurundi. Soldiers and rebels also began to arrive and set camp near coltan mines where they began to supervise and take over. Robert paul weston goodreads author shelved 1 time as ingerman aufdeutsch avg rating 4. Also try our list of words that start with coltan, and words that contain coltan.