Sirius Minerals Plc is a potash development company. The Company acquires, explores and develops salt and potash properties in North America and Australia. It develops Polyhalite deposit in the United Kingdom. The Company�s projects include York Potash and Dakota Salts. York Potash is the Company�s flagship development asset, proposing to develop a new potash mine near Whitby, North Yorkshire. York Potash Project produces polyhalite, a multi-nutrient mineral containing four of the six macro-nutrients. The Project area of interest lies between Whitby and Scarborough, extending about 16 kilometers inland from the coast and up to 14 kilometers off shore It produces over six million tons of polyhalite per annum.