| 层位 | TOC (%) | 氯仿沥青“A”(%) | S1 + S2(mg/g) | HI(mg/g) |
| 恩平组 | 0.51~10.5 | 0.028~0.384 | 0.59-33.33 | 78.0~580.3 |
| 1.87 (39) | 0.177 | 4.38 (39) | 193.3 (39) | |
| 文昌组 | 0.61~7.75 | 0.042~0.470 | 0.6-34.86 | 85.0~704.2 |
| 2.40 (75) | 0.286 | 11.35 (75) | 426.9 (84) |