Dark Horse Resources Limited, formerly Navaho Gold Ltd, is an exploration company. The Company holds interests in gold projects in the United States, numerous mineral licenses in Australia, oil and gas projects in Australia (held through NavGas Pty Ltd), and coal and lithium projects in Argentina. It operates in the mining exploration and evaluation segment, and two geographic locations, including Australia and the Americas. The Company is primarily focused on the development of the coal assets in Argentina. The Company's project portfolio consists of energy resource and mineral projects. Its projects include Coal projects, Lithium projects, Oil and Gas Projects and Gold Projects. Its Coal projects include Pico Quemado Coal Project and Marayes Coal Project. Its Lithium projects are located in San Luis and Cordoba Provinces. Its Oil and Gas Projects include Pirie Torrens Basin Oil & Gas Project and Roma Shelf Oil & Gas Project. The Company's Gold Project includes New Mexico Project.