Pore Preservation and Failure Mechanism of Sinian Dengying Formation Carbonate Reservoirs: A Case Study of Two Ultradeep Wells in the Sichuan Basin, Western China

<div>Diagenetic sequence and porosity development in the Sinian Z<sub>2</sub>dn<sup>4</sup> member during the formation of dolomite reservoirs. Note that differential porosity evolution occurred in the Cenozoic between MS well #1 and CS well #1.</div>

Geofluids

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Figure 11

Figure 11: Pore Preservation and Failure Mechanism of Sinian Dengying Formation Carbonate Reservoirs: A Case Study of Two Ultradeep Wells in the Sichuan Basin, Western China 

Figure 11 | Pore Preservation and Failure Mechanism of Sinian Dengying Formation Carbonate Reservoirs: A Case Study of Two Ultradeep Wells in the Sichuan Basin, Western China 