6. North Halmahera, North Maluku
The Gosowong gold mine is located on North Halmahera Island, North Maluku Province. Operations of this mine are handled by PT Nusa Halmahera Minerals, which has been operating since 1999.
Gosowong is known as one of the leading gold-producing regions in Indonesia, with gold reserves of approximately 26.9 tons.
Since its operation, the Gosowong mine has made a significant contribution to the local and national economy.
Natural resource exploitation in North Halmahera includes not only gold but also several other valuable minerals.
PT Nusa Halmahera Minerals continues to develop sustainable technology and practices in its operations, making Gosowong a model for successful mine management in Indonesia.
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7. South Tapanuli, North Sumatra
In South Tapanuli Regency, North Sumatra, lies the Martabe gold mine, operated by PT Agincourt Resources. Since its operations in 1997, Martabe has become one of Indonesia's leading gold mines.
The Martabe mine's gold potential reaches 8.05 million ounces, while its silver potential reaches 77 million ounces.
Gold production from this mine in 2022 reached 280,000 ounces, representing a significant contribution to national production.
Martabe is known not only for its vast mineral resource potential but also for its sustainable, safety- and environmentally-oriented operational practices.
PT Agincourt Resources is committed to maintaining high standards in all aspects of its operations, including environmental management, occupational health, and safety.
8. Central Aceh, Aceh
The gold mine in Central Aceh is operated by PT Linge Mineral Resources. It is located in Linge District, Central Aceh Regency, Aceh.
This mine has attracted public attention due to the various controversies surrounding its operations.