Gosowong is gold mining in Indonesia, and this mine located in Halmahera Island, in the North Maluku Province at Indonesia country, one the country with the world's largest gold mine, the Grasberg mine in Irian Jaya. Gosowong mine is owned and operated by PT Nusa Halmahera Minerals (PTNHM), an Indonesian company 75% owned by Newcrest and and PT Aneka Tambang (25%)
Prior to Gosowong mine at exploration in 1992 by Newcrest, there is no previous history of gold mining or record of gold mineralisation at Gosowong existed. In 1992, Newcrest and its joint venture partner, PT Aneka Tambang ( ANTAM ) commenced joint exploration at Halmahera and adjacent islands. And the Gosowong is a mining permit, called a Contract of Work was granted by the Indonesian Government in 1997, continues until at least 2029