Nuinsco Resources Limited engages in the acquisition, exploration, and evaluation of properties for precious and base metals. The company primarily explores for gold, phosphate, niobium, tantalum, lithium, rubidium, and rare earth elements. It owns 100% interests in the Prairie Lake phosphate and Critical Minerals project that consists of 46 mining claims covering an area of 608 hectares located near Marathon, Ontario. Nuinsco Resources Limited was incorporated in 1981 and is based in Toronto, Canada.