Manufacturer and distributor of muriate of potash or potash in the United States. The company also offers langbeinite worldwide, and other byproducts, including salt, magnesium chloride, and metal recovery salts from its potash mining processes. It offers potash to the agricultural market as a fertilizer, the industrial market as a component in drilling fluids for oil and gas exploration, and the animal feed market as a nutrient. The company operates five active potash production facilities, three in New Mexico and two in Utah. It has the nameplate capacity to produce 1,100,000 tons of potash and 250,000 tons of langbeinite annually.