cobalt

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

For decades, cobalt has been considered one of the best understood magnetic metals.

From Science Daily • Jun. 5, 2026

Because cobalt is ferromagnetic and breaks time-reversal symmetry, the electronic states associated with these nodal lines carry a net spin polarization.

From Science Daily • Jun. 5, 2026

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 company reported lower production for steelmaking and energy coal, down 22% and 2%, respectively, as well as declines for cobalt, zinc, lead, nickel and coal.

From The Wall Street Journal • Apr. 30, 2026

The club itself was a massive cobalt blue sphere, three kilometers in diameter, floating thirty meters off the ground.

From "Ready Player One: A Novel" by Ernest Cline