cobalt

Example Sentences

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Over more than a decade, Chinese companies, willing to take on significant risks, have spent billions of dollars buying up mines in Congo, which produces nearly 75% of the world’s cobalt.

From The Wall Street Journal • Mar. 31, 2026

China currently dominates the global supply of lithium and cobalt, both of which are needed in batteries.

From Barron's • Mar. 28, 2026

Zimbabwe has some of Africa's largest lithium reserves, as well as chromium, cobalt and rare earth minerals.

From BBC • Mar. 14, 2026

"We found cadmium, cobalt, copper, zinc, and nickel," she explained.

From BBC • Mar. 13, 2026

A few bright stars lingered in the cobalt sky.

From "A Dance with Dragons" by George R. R. Martin