Reward Minerals Ltd is an Australian enterprise dedicated to the prospecting... Reward Minerals Ltd is an Australian enterprise dedicated to the prospecting and advancement of mineral assets across the country. Its primary undertaking is the fully-owned Lake Disappointment Sulphate of Potash Project, a substantial endeavor encompassing around 5,000 square kilometers of approved land holdings. This project is located within Western Australia's Little Sandy Desert. The company maintains its corporate base in Nedlands, Australia.