Table 8.
The main positions of different types of diagenetic facies in the architectural elements.
| Type of diagenetic facies | FA1 | FA2 | FA4 | FA6 |
|---|---|---|---|---|
| Chang 82–1 Chlorite lining residual intergranular pore diagenetic facies | – | – | FA4 bottom | FA6 middle and lower |
| Chang 82–2 Illite-siliceous cement dissolution pore diagenetic facies | – | – | The upper part of FA4 | – |
| Chang 82–3 Chlorite filling and carbonate-cemented microporous diagenetic facies | – | – | – | FA6 lower part |
| Chang 82–4 Carbonate-cemented compacted diagenetic facies | – | – | The upper part of FA4 | – |
| Chang 9–1 Chlorite film and siliceous cement intergranular diagenetic facies | Central FA1 | FA2 lower part | – | – |
| Chang 9–2 Chlorite film and lunate zeolite cement weakly dissolving diagenetic facies | – | – | The upper part of FA4 | FA6 upper middle |
| Chang 9–3 Illite film intergranular diagenetic facies | – | – | The upper part of FA4 | – |
| Chang 9–4 Lautonite cementation dissolution pore diagenetic facies | The upper part of FA1 | The upper part of FA2 | – | FA6 bottom |
| Chang 9–5 Carbonate-cemented dense diagenetic facies | – | – | FA4 bottom | FA6 bottom |