ferromanganese

[fer-oh-mang-guh-nees, -neez]

noun

1. a ferroalloy containing up to 90 percent manganese.

ferromanganese

/ ˌfɛrəʊˈmæŋɡəˌniːz /

noun

1. an alloy of iron and manganese, used in making additions of manganese to cast iron and steel

Word History and Origins

Origin of ferromanganese¹

First recorded in 1880–85; ferro- + manganese

Example Sentences

Korschinek ended up using a ferromanganese crust dredged from a North Pacific seamount by the German research ship Valdivia in 1976.

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In Science today, researchers led by Anton Wallner of the Helmholtz Center Dresden-Rossendorf report a new analysis of a 2.5 centimeter thick ferromanganese crust from the Pacific Ocean.

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Researchers gathered samples of ferromanganese crusts, slow-growing deposits in which just a few centimeters of the stuff, laid down in layers over time, represent millions of years of history.

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Called ferromanganese crust, it can contain high concentrations of cobalt, tellurium, and rare-earth elements used in electronics such as wind turbines, batteries, and solar panels.

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Three features are the prime targets of seabed mining interests: polymetallic sulfides occurring near hydrothermal vents, ferromanganese crusts and polymetallic nodules.

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