Exhibit 10.31 CHANGE IN CONTROL AND EMPLOYMENT AGREEMENT THIS CHANGE IN CONTROL AND EMPLOYMENT AGREEMENT is entered into on this _____ day of ________________, 2004, by and between OGLEBAY NORTON COMPANY, an Ohio corporation (the "Company"), and...Control and Employment Agreement • January 27th, 2005 • Oglebay Norton Co /Ohio/ • Mining & quarrying of nonmetallic minerals (no fuels) • Ohio
