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    • [img] || GEMS is the coal mining group subsidiary of Dian Swastika Sentosa Tbk (DSSA) - a Energy and Infrastructure company. GEMS is the coal mining group subsidiary of Dian Swastika Sentosa Tbk (DSSA) - a Energy and Infrastructure company.
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    • BIB CCOW Borneo Indobara
    • KIM IUP Kuansing Inti Makmur
    • TKS Trisula Kencana Sakti
    • [img] || GEMS is the holding company of 10 coal concessions across approximately 57,000 hectares in Indonesia, including among others BIB, KIM, TKS. GEMS is the holding company of 10 coal concessions across approximately 57,000 hectares in Indonesia, including among others BIB, KIM, TKS.
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    • [img]||As public Company,we strive to improve a Good Corporate GovernanceAs public Company,we strive to improve a Good Corporate Governance
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    • [img]||GEMS realize that we do not live alone on this planet, but grow and grow with society and the environment.GEMS realize that we do not live alone on this planet, but grow and grow with society and the environment.
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    • [img]||Human capital development strategy is also our priorityHuman capital development strategy is also our priority
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Mine Information

Key Facts ( Projects)

BIB

KIM BLOCK

TKS 
Type                                     

Surface Mining                 

Surface Mining             

Surface Mining                       
Location

Tanah Bumbu Regency, South Kalimantan

Bungo Regency , Sumatera

North Barito,Central Kalimantan
Project Area 24,100 ha 2,610 ha                                         11,455 ha
Mining Mehod Open-cut, truck and shovel Open-cut, truck and shovel Open-cut, truck and shovel
Stripping Ratio 1:4 - 1:5 1:7 - 1:9 1:10 - 1:11
Coal Type Thermal Thermal Thermal
Coal Rank Sub- Bituminous Sub- Bituminous Sub- Bituminous
Reserves 105.9 mt 80 mt 33 mt
Resources 951 mt 261 mt 80 mt
Calorific Value ( gar ) 4,000 - 4,300 kkal/kg 4,800 - 5,100 kkal/kg 5,000 - 5,400 kkal/kg
Calorific Value ( adb ) - 5,600 - 6,000 kkal/kg 5,700 - 6,100 kkal/kg
Total Moisture 33 - 36 % 24 - 27 % 22 - 24%
Inherent Moisture 15 % approximately 13 % 14 - 15 %
Ash 7 % 15 - 17 % 7 - 8 %
Sulphur 0.5 % 1 - 1.2 % 2 %
Coal Haul by Road 8 - 24  km 70 km 47 km
Barge to Mothership 45 km N/A 450 miles to Taboneo anchorage with intermediate stockpile
Description

BIB consist of four separated coal blocks: Batulaki, Girimulya, Kusan and Sebamban

 East KIM Blocks ( KIM 1, KIM2 KCP, BBU ) and West KIM Blocks ( TBBU, BHBA dan BNP )

TKS has been undertaking production trials in 2010 and commence full commercial production in 2011 

 
 
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