Hycroft Mining Holding Corp. appointed Mike Eiselein to the position of vice president, general manager, of the Hycroft mine. At Newmont Mining Corp., Eiselein led the process and metallurgical departments at the Cripple Creek & Victor mine and was also director of full potential maintenance and reliability for Newmont’s Nevada operations. Effective upon Eiselein’s appointment, Larry Giegerich will step down from his role as vice president, general manager.