Lithology | Thickness (m) | Evaluation coefficient | mi*Qi |
loess gravel sandy mudstone | 2.00 4.00 11.00 | 1 1 0.6 | 2 4 6.6 |
fine-grained sandstone | 13.00 | 0.3 | 3.9 |
sandy mudstone | 4.00 | 0.6 | 2.4 |
mudstone | 6.75 | 0.55 | 3.7125 |
medium-grained sandstone | 15.40 | 0.4 | 6.16 |
sandy mudstone | 3.35 | 0.6 | 2.01 |
mudstone | 7.30 | 0.55 | 4.015 |
fine-grained sandstone | 2.10 | 0.3 | 0.63 |
mudstone | 11.60 | 0.55 | 6.38 |
fine-grained sandstone | 2.50 | 0.3 | 0.75 |
sandy mudstone | 18.38 | 0.6 | 11.028 |
2 1 3 seams | 0.62 | 1 | 0.62 |
mudstone | 1.80 | 0.55 | 0.99 |
2 1 2 seams | 1.64 | 1 | 1.64 |
carbonaceous mudstone | 0.79 | 0.8 | 0.632 |
sandy mudstone | 4.27 | 0.6 | 2.562 |
total | 110.5 |
| 60.03 |