The Queensland Land Court approves a proposed $1 billion coalmine despite a conservation group's challenge. newsiviewlistenLoading ABC NewsNews HomeProposed $1 billion Queensland coalmine given green light for next stepShareShare articleProposed $1 billion Queensland coalmine given green light for next stepBy Aisling Brennan. Opponents of the mine have been making their views known. The Queensland Land Court has ruled in favour of one of Australia's largest proposed greenfield coal projects.