The Frieda River project which comprises the Nena, Horse/Ivaal/Trukai and Koki deposits, has an overall resource estimated at 16.7 billion pounds (7.5 million tonnes) of copper and 14.3 million ounces of gold and collectively forms one of the world's largest undeveloped copper and gold deposits. It is located near the border of the Sandaun and East Sepik Provinces in north western Papua New Guinea.