iron sulfide


Definition of iron sulfide

: any of several sulfides of iron

Examples of iron sulfide in a Sentence

Recent Examples on the Web Pyrite, also known as fool's gold, is an iron sulfide mineral used in the paper and jewelry industries. Reuters, CNN, 23 Nov. 2021 Hydrated minerals called phyllosilicates, for instance, will appear in the red, while troilite, an iron sulfide mineral, will show up in the violet. Sarah Scoles, Wired, 17 Aug. 2021 Most copper comes from chalcopyrite, a copper-iron sulfide mineral. David Bressan, Forbes, 4 July 2021 Electricity and electrolytes effectively rearrange the surface chemistry of the iron sulfide. Caroline Delbert, Popular Mechanics, 31 July 2020 The University of Minnesota team had separately been researching ways to try and make new kinds of solar panels out of sulfur and iron sulfide materials, Leighton said. Fox News, 31 July 2020 That rain could consist of compounds such as iron sulfide or iron hydride. Mike Wall, Scientific American, 12 Mar. 2020 The Hartford Courant reports tens of thousands of homes could be at risk of having a foundation fail because of an iron sulfide called pyrrhotite. USA TODAY, 12 Nov. 2019 But when exposed to air again, the iron sulfides react with oxygen to produce sulfate salts and sulfuric acid, which eat away at the already fragile timbers and artifacts where wood is in contact with iron. Kiona N. Smith, Ars Technica, 24 Aug. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'iron sulfide.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of iron sulfide

1861, in the meaning defined above

Learn More About iron sulfide

Time Traveler for iron sulfide

Time Traveler

The first known use of iron sulfide was in 1861

See more words from the same year

Dictionary Entries Near iron sulfide

ironstone china

iron sulfide

iron tree

See More Nearby Entries 

Statistics for iron sulfide

Last Updated

4 Dec 2021

Cite this Entry

“Iron sulfide.” Dictionary, Merriam-Webster, Accessed 21 Jan. 2022.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon


Test Your Vocabulary

Farm Idioms Quiz

  • cow coming home
  • What does 'poke' refer to in the expression 'pig in a poke'?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

Universal Daily Crossword

A daily challenge for crossword fanatics.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!