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Coltan Wikipedia
Coltan (short for columbite–tantalites and known industrially as tantalite) is a dull black metallic ore, from which the elements niobium and tantalum are extracted. The niobiumdominant mineral in coltan is columbite (after niobium''s original American name columbium ), …
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Coltan is the shortened name for the metallic ore columbitetantalite. When refined it becomes a heatresistant powder, tantalum, which can hold a high electrical charge. When refined it becomes a heatresistant powder, tantalum, which can hold a high electrical charge.
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Our mining corporation sells coltan containing tantalite above 30 percent of tantalum dioxide. We supply Columbitetanta.. Company Location: Tanzania, Dar es Salaam
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What does Coltan mean in Urban Dictionary?: A boy who''s age ranges from 11 13, who constantly makes highly sexual statements at random times throughout the …
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Find all the synonyms and alternative words for coltan at , the largest free online thesaurus, antonyms, definitions and translations resource on the web. ... columbitetantalite, coltan (noun) ... Quotes containing the term coltan; Search for Phrases containing the term coltan;
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Congo Coltan Essay Coltan, short for columbite tantalite, is the principal source of tantalum, a rare and valuable metal in huge demand in today’s high technology industries. Tantalum is an extremely hard, dense rare element that is highly resistant to corrosion.
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There is gold, copper, diamonds, uranium and tantalum, known as coltan, which is used in electronic devices such as cellphones and computers. The mineral in question is known as coltan, which is actually African slang for ore that contains tantalum, a metal prized for electronics use because of its resistance to corrosion and heat.
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Coltan. Coltan is a dull black metallic ore from which the elements niobium and tantalum are extracted. The niobiumdominant mineral in coltan is columbite, and the tantalumdominant mineral is tantalite. Tantalum from coltan is used to manufacture tantalum capacitors, used in electronic products.
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Coltan mining and ethics ... Coltan, also referred to as tantalum, is a metallic ore from which the very similar elements niobium, also known as ... Axel Gerdes, Helene Brätz, Don Davis, and Stijn Dewaele (2008) Fingerprinting of conflict minerals: columbitetantalite (“coltan”) ores. SGA (Society for Geology Applied to Mineral Deposits ...
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coltan; columbitetantalite Hypernyms ("coltan" is a kind of...): mineral (solid homogeneous inorganic substances occurring in nature having a definite chemical composition)
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Define columbitetantalite. columbitetantalite synonyms, columbitetantalite pronunciation, columbitetantalite translation, English dictionary definition of columbitetantalite. ) n. A dull black aggregate of the minerals columbite and tantalite, mined as a source of niobium and tantalum. Also called coltan . Noun 1....
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Five things you need to know about coltan It’s used by almost everybody in smart phones and consumer electronics, and there is no simple way to keep conflict coltan out of the stream of legitimate minerals used by manufacturers.
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columbitetantalite colombotantalita, coltan, coltan. stemming. Example sentences with "tantalite", translation memory. ... Found 65 sentences matching phrase "tantalite".Found in 8 ms. Translation memories are created by human, but computer aligned, which might cause mistakes. They come from many sources and are not checked.
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Find all the synonyms and alternative words for columbitetantalite at , the largest free online thesaurus, antonyms, definitions and translations resource on the web. ... columbitetantalite, coltan (noun) ... Search for Phrases containing the term columbitetantalite;
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colombitetantalite, colombotantalite, coltan, columbitetantalite, columbotantalite, columbotantalite, niobotantalite, niobotantalite. tantalite Tantalite, tantalite. ... Found 18 sentences matching phrase "columbitetantalite".Found in 8 ms. Translation memories are created by human, but computer aligned, which might cause mistakes. ...
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What does the word coltan mean? Find and lookup the definition, synonyms, and antonyms of the word coltan in our free online dictionary! Crossword Solver, Scrabble Word Finder, Scrabble Cheat ... coltan 1 definition noun: 1. columbitetantalite a valuable black mineral combining niobite and tantalite; used in cell phones and computer ...
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coltan; columbitetantalite Hypernyms ("columbitetantalite" is a kind of...): mineral (solid homogeneous inorganic substances occurring in nature having a definite chemical composition)
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Columbitetantalite — coltan for short — is a dull metallic ore found in major quantities in the eastern areas of Congo. When refined, coltan becomes metallic tantalum, a heatresistant powder that can hold a high electrical charge.
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Pronunciation of coltan found 8 audio voices and 3 Synonyms for coltan. How do you say coltan in English? Pronunciation of coltan found 8 audio voices and 3 Synonyms for coltan. English. english English; spanish Spanish; ... {Noun} columbitetantalite. 3. {Noun} coltans. Add Synonyms
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COLUMBIUM, or Niobium (symbol Cb or Nb, atomic weight 94), one of the metallic elements of the nitrogen group, first detected in 1801 by C. Hatchett in a specimen of columbite (niobite) from Massachusetts (Phil.
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The mineral group tantalite [Ta2O6] is the primary source of the chemical element tantalum. It is chemically similar to columbite, and the two are often grouped together as a semisingular mineral called coltan or "columbitetantalite" in many mineral guides. However, tantalite has a much greater specific gravity than columbite.
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Translation for ''coltan'' in the free EnglishPortuguese dictionary and many other Portuguese translations.
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Coltan is a dull black metallic ore from which the elements niobium and tantalum are extracted. The niobiumdominant mineral in coltan is columbite, and the tantalumdominant mineral is tantalite. Tantalum from coltan is used to manufacture tantalum capacitors, used in electronic products.
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Coltan definition is a dull black ore that consists of a mixture of columbite and tantalite and is a minor source of tantalum. a dull black ore that consists of a mixture of columbite and tantalite and is a minor source of tantalum… See the full definition. SINCE 1828. Menu.
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a black ore containing columbite and tantalite. ... What made you want to look up coltan? Include any comments and questions you have about this word. apps SCRABBLE ® Dictionary. The perfect dictionary for playing SCRABBLE ® an enhanced ...
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COLTAN/COLUMBITE. WE CAN SUPPLY COLTAN COLUMBITE MANGANES REGULARLY IN THE VOLUM OF 20 MT. PER MONTH AT COMPETITIVE PRICE . We can supply .. 1307; 04102009; COLTAN. Place of Origin: Venezuela We are Seller of COLTAN We are Seller of Coltan from Venenzeula, the price per kilo is 110 ..
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English term or phrase: Coltan columbitetantalite, abbreviated as coltan "When refined, coltan becomes metallic tantalum, a heatresistant powder that can hold a high electrical charge."
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Mining and metals company AB Minerals is introducing a new disruptive processing technology, which has been developed to assist African columbite–tantalite (coltan) mining countries with the low ...
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Coltan – short for Columbitetantalite – is a black tarlike mineral. Deposits have been found in Australia, Brazil and Canada, but the majority is mined in the DRC, which has 80 per cent of ...
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Coltan is short for Columbitetantalite – a black tarlike mineral found in major quantities in the Congo. The Congo possesses 80 percent of the world’s coltan. When coltan is refined it becomes a heat resistant powder that can hold a high electric charge.
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Here are 12 fantastic examples of sentences and phrases with the word "tantalite". Sentences with the word : Synonyms. Antonyms. Definitions. Rhymes. Sentences. Translations. Find Words ... Looking for sentences and phrases with the word tantalite? Here are some examples.
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Here are five key facts about coltan you need to know, including where it''s mined, what it''s used for and why it''s important. ... What is Coltan? 5 Facts You Should Know. ... Coltan, or columbite ...
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Coltan definition at , a free online dictionary with pronunciation, synonyms and translation. Look it up now! ... consisting of columbite and tantalite (a source of the element tantalum) ... These Are the Saddest Phrases in English; Word Origin for coltan. C20: from columbite + tantalite
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