Jl. Sriwijaya no 258 Mataram, Kabupaten Sumbawa Barat, Nusa Tenggara Barat
PT Amman Mineral Nusa Tenggara (AMNT) is an Indonesian mining company which operates the Batu Hijau mine. AMNT owns several other most promising prospects of copper and gold located in West Sumbawa Regency, West Nusa Tenggara Province. Batu Hijau mine is the second largest copper and gold mine in Indonesia and a world class asset.