How to Use coltan in a Sentence
coltan
noun-
Some mines are run by warlords who work with rogue members of the Congolese army to smuggle the coltan out.
—The Economist, 23 Jan. 2021
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In central Africa, miners go into rain forests to dig for an ore called coltan that ends up in phone circuits.
—Carl Zimmer, New York Times, 18 Jan. 2017
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For two decades the country has struggled to defeat dozens of local and foreign militias in the east, which has deposits of tin, gold and coltan.
—William Clowes, Bloomberg.com, 28 Sep. 2017
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The war was the beginning of a series of conflicts that swept the verdant hills of eastern Congo, a region rich with minerals such as gold, tin and coltan.
—Gabriele Steinhauser, WSJ, 5 Oct. 2018
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Most people don’t realize, but coltan is one of the most vital minerals on planet Earth.
—Jason Johnson, The Root, 25 Sep. 2017
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Then there were the critical minerals in their phones and computers—the coltan, cobalt, and lithium—that are mined in Afghanistan and the Democratic Republic of the Congo.
—Eliza Griswold, The New Yorker, 23 Mar. 2020
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The eastern region has rich deposits of minerals including tin, gold and coltan.
—Bloomberg.com, 20 Dec. 2017
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There is also active mining in the region for diamonds and coltan, a metallic ore that yields the rare-earth element tantalum used in cellphones.
—Kejal Vyas |, WSJ, 20 Nov. 2018
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But mining operations are destroying these forests to extract minerals such as coltan—used in making electronics like cell phones and laptops.
—National Geographic, 21 Apr. 2020
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Congo produces some two-thirds of the world’s cobalt, a mineral used in the production of lithium-ion batteries that power laptops and electric cars, and coltan, copper, tantalum and tin, all used in modern electronics.
—Nicholas Bariyo, WSJ, 2 Jan. 2019
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Congo produces some two-thirds of the world’s cobalt, a mineral key in the production of lithium-ion batteries that power laptops and electric cars, as well as coltan, copper, tantalum and tin, all used in modern electronics.
—Gabriele Steinhauser, WSJ, 30 Dec. 2018
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The Western lowland gorilla's native habitat in Africa is shrinking due in part to mining of a metallic ore called coltan, a key ingredient in manufacturing batteries, including the kind found in our phones.
—Jennifer Larino, NOLA.com, 1 Mar. 2018
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Photo: Associated Press Congo produces some two-thirds of the world’s supply of cobalt, which is key to the manufacturing of lithium-ion batteries, along with minerals such as copper, tin and coltan used in cellphones, laptops and electric cars.
—Gabriele Steinhauser, WSJ, 20 Dec. 2018
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The war was fueled by the region’s immense natural riches, which include gold, diamonds, tin, timber and coltan, a mineral essential to the manufacture of smartphones and other consumer electronics.
—Tommy Trenchard, Newsweek, 26 Dec. 2016
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Race organizers ask for these donations because recycling cell phones reduces the need for additional coltan, a mineral extracted from the forests of Congo, home to endangered lowland gorillas.
—Chris Barlow, Milwaukee Journal Sentinel, 3 Jan. 2018
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These recoverable materials include gold, silver, copper, coltan, platinum, palladium, and other high-value metals.
—National Geographic, 13 Dec. 2017
Some of these examples are programmatically compiled from various online sources to illustrate current usage of the word 'coltan.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
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