cobalt

Example Sentences

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Last December, the US and DR Congo agreed a partnership to increase access to the region's vast deposits of minerals such as cobalt, coltan and copper.

From BBC • May 1, 2026

The Philippines has sources of nickel, copper, chromite and cobalt that will be both used by American companies operating there and exported back to the U.S. for manufacturing, Helberg said.

From The Wall Street Journal • Apr. 16, 2026

The US is also negotiating a minerals deal with DR Congo to help gain access to the central African country's vast reserves of key metals such as cobalt, tantalum, lithium and copper.

From BBC • Apr. 6, 2026

Chemaf’s assets are capable of producing around 5% of the world’s cobalt, a metal used in jet fighters, mobile phones and electric-vehicle batteries.

From The Wall Street Journal • Mar. 31, 2026

Now Gogol looks onto a field, some spindly trees against a cobalt twilight sky.

From "The Namesake" by Jhumpa Lahiri