As of 2016, PT Insani Baraperkasa, a subsidiary of Resource Alam Indonesia, operates the coal mine. The concession is divided into eight coal deposit blocks, namely Simpang Pasir, Bayur, Tani Bakti, Gunung Pinang, Loa Janan, Separi, Perangat, and Maukiri. [2] Samarinda, Kutai Kartanegara, East Kalimantan, Indonesia.Web