The STT concession is held under a Production Operation IUP granted on 26 October 2012 and valid for a period of 20 years from the date issued.

STT has not commenced coal production. The Group is in discussion to commence mining operations. Coal located within the TBR concession may be characterized as high energy, low total moisture, and generally high sulphur bituminous coal.

Concession Area
The STT Project Area covers 4,600 ha of land, located in the Kutai Barat district province of East Kalimantan. Geographically, the concession is situated 150km northwest of Balikpapan. Access to the site is obtained by the route of two-hour regular flight from Jakarta to Balikpapan, thirty minutes small flight from Balikpapan to Barong Tongkok and 70km drive from Barong Tongkok to STT site.

 Category  Units Moisutre Base Exploration Target Range Estimate1
Coal Quantity 
Tonnage Mt adb 1 - 25
Coal Quality
Total Moisture % ar 3 - 13
Inherent Moisture % adb 2 - 5
Ash % adb 2 - 20
Volatile Matter % adb 36 - 44
Five Carbon % adb 42 - 55
Total Sulphur % adb 0.8 - 63
Calorific Value kcal/kg adb 6,455 - 8,065
gar 6,197 - 7,934
CSN   adb 0 - 7

1 The estimated exploration target coal quantity and quality is conceptual in nature, there has been insufficient exploration to estimate a Mineral Resource and it is uncertain if further exploration will result in the estimation of a Mineral Resource.

Mt = Million tonnes
ar = as received
adb = air dried basis
gar = gross as received