The operating capacity is over 7 million tons of ore per year, producing over 200,000 ounces of gold and 1-2 million ounces of silver per year.
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4. Sumbawa Gold Mine
According to the Amman Mineral International (AMMAN) website, Sumbawa contains copper and gold mineral wealth at the Batu Hijau Mine.
This mine has been operating since 2000 and has contributed significantly to regional revenues for West Sumbawa Regency and West Nusa Tenggara Province.
The Batu Hijau Mine's primary product is copper concentrate, a material that is crucial to sustaining life in today's modern world.
From electrical cables and electronic components to antibacterial equipment in hospitals, all use significant amounts of copper.
In addition to copper, AMMAN is also the second-largest gold producer in Indonesia. Gold is widely used in jewelry, not only for its beauty but also for its resistance to tarnishing and corrosion.
5. Pujon Area in Central Kalimantan
Pujon Village in Central Kalimantan is one of Indonesia's gold-producing locations.
This village is often nicknamed the Golden Village due to its abundant gold ore.
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6. Gosowong Gold Mine in North Halmahera
According to the PT Nusa Halmahera Minerals (NHM) website, based on a contract of work signed with the Indonesian government on April 28, 1997, NHM's working area, known as the Gosowong Gold Mine, is located in North Halmahera Regency, North Maluku.
NHM manages a contract of work area of approximately 29,622 hectares.
The surface open pit has been completed. Currently, NHM is fully engaged in underground mining activities in two production areas: Kencana and Toguraci.