Sedimentary Facies of the Longmaxi Formation Shale Gas Reservoir in the Weiyuan Area Based on Elemental Characteristics

Figure 8

Sedimentary environment in the Weiyuan area. (a) Sequence characteristics of Well 5 in Weiyuan area. (b) Sedimentary facies column and paleouplift. (c) Thickness distribution of favourable sedimentary microfacies.

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(b)

(c)