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ANTAM’s nickel operating segment is comprised of ferronickel and nickel ore sales, contributing 30% of the Company’s net sales in 2018. Ferronickel production originated from the Company’s Southeast Sulawesi Nickel Mining Business Unit. In 2018, production of nickel ore originated from the nickel mine in Pomalaa, Southeast Sulawesi which was operated by the Southeast Sulawesi Nickel Mining Business Unit, Pakal, North Maluku which was operated by the North Maluku Nickel Mining Business Unit, and Gag Island, West Papua nickel mine, operated by ANTAM’s sub-subsidiary, PT Gag Nikel. While the ferronickel produced by ANTAM has high or low carbon content, depending on the consumer demand.
ANTAM's gold and refinery business segment consists of gold commodity, silver and precious metals processing and refinery services. Gold and silver commodity of ANTAM was produced through mining activity and gold ore smelting to dore bullion. The gold ore mining is produced from two mining sites; Pongkor, West Java and Cibaliung, Banten, whereby both are underground mining.
Bauxite is the main source of ore alumunium production. Bauxite contains 30-54% alumina (AI203) and a mixture of silica, various iron oxides, and titanium dioxide. ANTAM plans to augment the value of its bauxite reserves though the development of alumina projects.
ANTAM, through its subsidiary PT Indonesia Coal Resources, produces coal from the Sarolangun coal mine located in Jambi Province, Indonesia. ANTAM currently sells its coal to the export as well as domestic markets.
Geomin Unit is one of five operational units of PT ANTAM Tbk ("ANTAM"). Geomin Unit has the main responsibility of managing and developing exploration activities as well as finding new mineral reserves and resources. Established in the late 1970s, the Geomin Unit has more than 30 years of experience in mining exploration activities notably in valuable minerals such as nickel, bauxite, gold and iron ore. Geomin Unit has conducted exploration activities throughout Indonesia, from the east through the west region of the minerals-rich achipelago.
Other products manufactured by ANTAM