DuraEdge / by Justin Merriman

Grant McKnight, president and founder of DuraEdge, holds some of the raw mineral from his raw clay production in his hand on Monday, March 19, 2018 in Slippery Rock, Pa. DuraEdge is the country's top producer of baseball dirt. Their mix of clay, sand and silt will be used at many ballparks in Major League Baseball.  Read more about DuraEdge in the Wall Street Journal