allegheny-underground

By |  September 26, 2022

Allegheny Mineral Corp. opened up the Bison Plant, which mines underground, in 2017. Photo: P&Q Staff

Allegheny Mineral Corp. opened up the Bison Plant, which mines underground, in 2017. Photo: P&Q Staff

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Kevin Yanik

About the Author:

Kevin Yanik is editor-in-chief of Pit & Quarry. He can be reached at 216-706-3724 or kyanik@northcoastmedia.net.

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