Solid Tambang Indonesia is a renowned Indonesian mining company focusing on bauxite and coal with vast deposits for both local and export market. Established in 2006, the company is operated by more than 500 professionals and labors across our mining concessions.Solid Tambang Indonesia produces more than 3,500,000 Million Tons annually and export bauxite and coal to China and Worldwide. The company strives to set the highest standard in corporate governance as well as environmental, health and work safety compliance.
Bauxite
The largest deposit of bauxite is located in West Kalimantan divided in two mining concession. The Tayan Mines covers 11,000 Ha of land area, producing 50 million ton/deposit, while the Sampit Mines covers 5,000 Ha of land area, producing 10 million tons/deposit. Our second largest deposit of bauxite is located in Kepulauan Riau, Sumatera. The Dabo Singkep Mines is spread across 3,000 Ha of land area in, producing more than 5 million tons/deposit, while the Bintan Mines covers 500 Ha of land area, producing 2 million tons/deposit. 
Coal
The coal concessions are located in South Sumatera and Balikpapan, East Kalimantan, producing more than 500 thousand tons per annually. Thee products calorific value ranging from 4,000 to 5,000 Kcal/Kg.