We, sumitomo sent a survey mission headed by Mr. Ichiro Naruse, Executive Vice president of Sumitomo coal mining Co., Ltd., for the survey of the coal in southeast Kalimantan in March, 1978 following to the mission sent in December,1977 and obtained the fruitfull results for the study of the future coal exploration plan in Kalimantan.
Indonesia with known steam coal resources from mined areas and from numerous reported coal occurrences from available literature could offer good prospects for additional size able low rank coal reserves.
Enormous quantities of coal are available especially in SE, E and NE Borneo; the commercial value, however, is relatively small in connection with their quality and market-position.
Laporan kegiatan dimaksud diatas meliputi priode bulan Oktober 1976 sampai dengan bulan Desember 1976. Menurut hemat dari pelapor maka kegiatan 3 twiwulan terakhir ini sudah memenuhi persyaratan untuk ditingkatkan dari taraf kegiatan eksplorasi ketaraf persiapan eksploitasi.