Reserves and Resources BIB

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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
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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As public Company,we strive to improve a Good Corporate Governance
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GEMS realize that we do not live alone on this planet, but grow and grow with society and the environment.
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RESOURCES AND RESERVES (JORC) - Mar 2011
No	Project Area BIB	RESOURCES (Million Tons)				RESERVES (Million Tons)
		Measured	Indicated	Inferred	Total	Proven	Probable	Total
1	Kusan	330.1	215.3	318.8	864.3	239	97	336
2	Girimulya	260.1	284.2	173.6	717.9	176	234	410
3	Batulaki	10.9	7.8	7.5	26.2	0	0	0
4	Sebamban	19.1	6.4	2.1	27.6	0	0	0