Geofluids / 2018 / Article / Fig 6

Research Article

Material Exchange and Migration between Pore Fluids and Sandstones during Diagenetic Processes in Rift Basins: A Case Study Based on Analysis of Diagenetic Products in Dongying Sag, Bohai Bay Basin, East China

Figure 6

Morphological features of diagenetic products in Es of Dongying Sag. ((a) Well Shi127 2180.8 m, micritic high-Mg calcite (Cc1) and medium-coarse calcites (Cc2); (b) Well Shi127 2180.8 m, local amplification of (a), Cc1, Cc2, and Py1; (c) Well Xin 154 2960.50 m, Cc2 partly filled in primary pores and the outer part was filled by K1; (d) Well Xin 154, 2960.50 m, local amplification of (c); (e) Well Niu110, 3004.80, dissolution of Cc3 and fillings in the outer of Q1; (g) Well FS1, 4322.40 m, Cc4 occurred in the outer of kaolinization feldspar (K2); (h) Well FS1, 4322.40 m, local amplification of (g)).

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