TNT Mines Limited explores for, evaluates, and develops tin and tungsten projects. The company owns interests in the Aberfoyle, Storey's Creek, Royal George, and Great Pyramid projects located in Tasmania. It also holds interest in the Pelley Ridge zinc project comprising 2 contiguous leases covering an area of approximately 2,000 hectares in the Belt Purcell Basin in western Montana, as well as East Canyon Uranium Vanadium Project in Utah. The company is based in West Perth, Australia. TNT Mines Limited is a subsidiary of Niuminco Group Limited.