Research Article
A Comparison of Maceral and Microlithotype Indices for Interpretation of Coals in the Samarinda Area, Lower Kutai Basin, Indonesia
Table 5
Petrographic data: (microlithotype group) analysis of coal samples from the studied area, Group A: sporoclarite + duroclarite + vitrinertoliptite; Group B: fusitoclarite + vitrinertite-I; Group C: clarite-V + vitrite + cuticoclarite; Group D: clarodurite + durite + macrolite + carbominerite.
| Seam number | Group A | Group B | Group C | Group D |
| Seam 1 | 6.15 | 44.13 | 49.16 | 0.6 | Seam 2 | 18.1 | 48.4 | 23.93 | 9.5 | Seam 3 | 0.5 | 3.96 | 95.5 | 0.4 | Seam 4 | 0 | 18.2 | 59.73 | 22.15 | Seam 5 | 25.29 | 30.46 | 43.97 | 0.29 | Seam 6 | 17.9 | 24.1 | 57.65 | 0.3 | Seam 7 | 15.56 | 20.37 | 64 | 0 | Seam 8 | 18.1 | 23.68 | 58.22 | 0 | Seam 9 | 16.4 | 19.86 | 63.01 | 0.68 | Seam 10 | 15.97 | 31.93 | 47.9 | 4.2 | Seam 12 | 13.51 | 51.35 | 33.98 | 1.16 | Seam 13 | 13.47 | 27.35 | 58.37 | 0.8 | Seam 14 | 6.6 | 36.32 | 57.08 | 0 | Seam 15 | 0 | 1.5 | 98.5 | 0 | Seam 16 | 15.72 | 35.81 | 42.79 | 5.68 | Seam 17 | 19.16 | 25.78 | 54.36 | 0.7 | Seam 18 | 2.7 | 60.33 | 35.87 | 1.1 | Seam 19 | 27.14 | 27.39 | 49.97 | 0.5 |
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