GlobeNewswire Inc | Sep 14, 2020 09:11AM EDT

September 14, 2020

NEW YORK, Sept. 14, 2020 (GLOBE NEWSWIRE) -- Minerals Technologies Inc. (NYSE: MTX) (MTI or the Company) announced today that Douglas Dietrich, Chief Executive Officer, and Matthew Garth, Chief Financial Officer, will participate in a virtual fireside chat at CL Kings 18th Annual Best Ideas Conference on Wednesday, September 16, 2020 at 11:45 a.m. Eastern Time. A live broadcast of the Company's presentation will be available at www.mineralstech.com under Investor Events on the Investor Relations page. A replay of the webcast will remain available on MTIs website following the presentation.

AboutMinerals Technologies Inc. New York-basedMinerals Technologies Inc. (MTI)is a global resource- and technology-based company that develops, produces and markets a broad range of specialty mineral, mineral-based and synthetic mineral products and related systems and services. MTI serves the paper, foundry, steel, construction, environmental, energy, polymer and consumer products industries. The company reported sales of$1.8 billionin 2019. For further information, please visit our website atwww.mineralstech.com. (MTI-G)

Investor Contact:Erik Aldag, (212) 878-1831

Media Contact:Michael Landau, (212) 878-1840