BlackGold Natural Resources Limited, an investment holding company, operates as a coal mining company in Indonesia. It focuses on supplying coal to power plants located in Riau province, Sumatra. The company holds interest in PT Samantaka Batubara concession covering an area of 15,000 hectares; PT Ausindo Andalas Mandiri concession comprising an area of 19,840 hectares; and PT Ausindo Prima Andalas concession covering an area of 10,710 hectares located in Riau province. BlackGold Natural Resources Limited is based in Singapore.