Our Reserves

Key statistics

Concession Area



Million Pounds


Million Ounces
Our Business Units

3 business units working together

Amman Mineral Internasional is comprised of 3 key subsidiary companies. Each serves a vital function and provides world-class services to support the copper-gold mining process within the Batu Hijau mine.


Amman Mineral Nusa Tenggara

Amman Mineral Nusa Tenggara (AMNT) is the location of our main site and the core of our world-class copper and gold mining company on the island of Sumbawa.


Amman Mineral Integrasi

Amman Mineral Integrasi (AMIG) supplies the best manpower available in Indonesia to support our mining operations.


Amman Mineral Industri

Amman Mineral Industri (AMIN) was established to develop and operate state-of-the-art and sustainable green smelter and refinery facilities in Indonesia, including AMNT’s own smelter and refinery facility.