Keras Resources Plc is a mineral resource company engaged in the exploration, evaluation, and development of mineral properties in the United States and internationally. It operates through the Phosphate and Other Operation segments. Its flagship project is the Diamond Creek Phosphate Mine in Salt Lake City, Utah. The company was formerly known as Ferrex PLC and changed its name to Keras Resources Plc in December 2015. It was incorporated in 2010 and is headquartered in Cobham, the United Kingdom.