PT Berau Coal, the main operating subsidiary of the Company, owns a 118,400 ha mining concession area located in the Berau Regency, approximately 300 kilometers north of Samarinda, the capital city of the East Kalimantan province. The concession area is based on a letter from the Ministry of Energy and Mineral Resources No. 178.K/40.00/DJG/205 dated 7 April 2005 and valid until 2025, with possible extension options, 2 x 10 years.
From the Lati mine the coal is blended to produce the brands of Agathis and Sungkai. Total mineable coal resources delineated in Lati to-date are in excess of 465 million tonnes.
The coal is extracted using hydraulic excavators and loaded into dump trucks. From the mine it is transported over an all weather haul road, a distance of some 11 kilometres to the coal processing plant. The coal is crushed blended and placed onto stockpiles. It is then loaded into barges.
From the Binungan mine the coal is blended to produce the brands of Ebony and Mahoni/Mahoni-B.
Total mineable coal resources delineated to-date in Binungan Blocks 1-4, Block 5, 6 & 7 are in excess of 1.954 million tonnes.
Mining is similar to that of Lati. From the mine the coal is transported to the curshing plan a distance of some 2.5 kilometres.
The coal is curshed, blended and loaded into trucks. From there it is transported over on all weather road, a distance of 28 kilometres, to the Suaran coal terminal where it is blended into the product stockpile. It is then loaded into barges.
From the Sambarata mine the coal is blended to produce the brand of Ebony.
Total mineable coal resources delineated to-date in Sambarata are in excess of 213 million tonnes.
Mining is similar to that of Lati and Binungan.
From the mine coal is transported to the coal processing plant a distance of some 2.0 kilometres. The coal is crushed blended and placed onto stockpiles. It is theen loaded into barges.