Resources - WEstern MMambula West


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In Situ Coal Resources and RAW Qualities for Mmamabula West

Seam Name Area (Mm2) Seam Thickness
(m)		 GTIS
(Mt)		 *Geological losses
(%)		 TTIS
(Mt)		 RawCoal Qualities (aduc)
            Ash (%) CV (MJ/kg) FC
(%)		 IM
(%)		 TS (%) VM
(%)
A Seam Indicated
 29 4.64 213 10 192 22.49 22.39 46.33 6.90 1.23 24.28
K Seam Indicated 18 5.47 154 10 138 27.06 20.57 39.56 5.86 1.45 27.53
Total Indicated     367   330            
A Seam Inferred 209 4.32 1426 15 1212 24.51 20.14 46.82 6.15 1.29 22.52
K Seam Inferred 61 6.35 1611 15 1369 27.59 19.97 39.29 5.52 1.68 27.60
E Seam Inferred 65 1.08 107 15 91 17.02 23.27 49.47 5.92 1.59 27.59
Total Inferred     3144   2672            

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

In Situ (Wash) Coal Qualities for Mmamabula West K Seam (air dry)

Wash RD Yield
(%)		 CV
(MJ/kg)		 Ash
(%)		 VM
(%)		 IM
(%)		 FC
(%)		 TS
(%)
1.40 31.11 27.03 9.08 34.83 6.91 49.18 0.72
1.50 49.03 26.14 11.48 33.41 6.76 48.35 0.71
1.60 60.04 25.33 13.69 32.34 6.62 47.35 0.70
1.70 68.04 24.52 15.84 31.41 6.47 46.28 0.73
1.80 84.69 22.25 22.20 29.17 6.04 42.59 1.22
1.90 88.95 21.63 23.71 28.59 5.92 41.77 1.29
2.00 91.70 21.33 24.54 28.33 5.87 41.27 1.32

MMBW K Seam Washabilities

In Situ (Wash) Coal Qualities for Mmamabula West A Seam (air dry)

Wash RD Yield
(%)		 CV
(MJ/kg)		 Ash
(%)		 VM
(%)		 IM
(%)		 FC
(%)		 TS
(%)
1.40 17.24 27.32 7.20 29.62 7.73 55.45 0.75
1.50 42.27 26.44 9.43 27.03 7.71 55.83 0.65
1.60 60.00 25.54 11.75 26.00 7.57 54.68 0.65
1.70 71.14 24.70 13.92 25.47 7.38 53.23 0.66
1.80 84.64 23.17 18.36 24.68 7.00 49.96 1.06
1.90 91.75 21.44 20.53 23.89 6.94 48.64 1.83
2.00 91.41 22.43 20.26 24.31 6.82 48.60 1.12

MMBW A Seam Washabilities

In Situ (Wash) Coal Qualities for Mmamabula West E Seam (air dry)

Wash RD Yield
(%)		 CV
(MJ/kg)		 Ash
(%)		 VM
(%)		 IM
(%)		 FC
(%)		 TS
(%)
1.40 43.44 26.96 6.63 30.07 6.53 56.77 0.61
1.50 63.07 26.30 8.59 29.42 6.37 55.61 0.62
1.60 68.93 25.83 9.93 28.72 6.28 55.07 0.63
1.70 73.43 25.39 11.25 28.29 6.19 54.27 0.65
1.80 88.65 22.64 15.38 26.94 4.81 52.86 1.16
1.90 89.15 22.62 15.62 26.91 4.81 52.66 1.12
2.00 89.79 22.58 15.73 26.88 4.80 52.59 1.12

MMBW E Seam Washabilities

 

 

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