Resources - Dukwe


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In Situ Coal Resources and RAW Qualities for Dukwe Basal Seam

Resource Category Area (Mm2) Seam Thickness
(m)		 GTIS
(Mt)		 *Geological losses
(%)		 TTIS
(Mt)		 RawCoal Qualities (aduc)
            Ash (%) CV (MJ/kg) FC
(%)		 IM
(%)		 TS (%) VM
(%)
Basal Seam Indicated
 91 4.68 678 25 508 27.41 19.95 43.83 6.44 0.35 22.33
Basal Seam Inferred 87 4.24 591 30 414 29.20 19.83 43.05 5.69 0.31 22.07
Total Dukwe   4.47 1,269   922 28.24 19.89 43.47 6.09 0.33 22.21

*Geological Loss = Geological Structural Elements, 5% Indicated, 10% Inferred + 5% Modeling Loss

In Situ (Wash) Coal Qualities for Dukwe Basal Seam (air dry)

 

Wash RD Yield
(%)		 CV
(MJ/kg)		 Ash
(%)		 VM
(%)		 IM
(%)		 FC
(%)		 TS
(%)
1.40 9.94 26.02 10.64 28.09 7.81 53.46 0.37
1.50 26.12 25.07 13.50 26.10 7.54 52.86 0.33
1.60 52.36 23.73 17.07 24.42 7.18 51.33 0.29
1.70 71.80 22.72 19.95 23.49 6.87 49.70 0.28
1.80 81.92 21.96 21.87 23.02 6.68 48.25 0.28
2.00 88.23 21.39 23.69 22.75 6.55 47.01 0.29

Lechana Taukome Seam Washabilities

 

 

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