Fig. 10

Parameter characteristics of the delta plain conglomerate of class A-2 in the Baikouquan. (a) Gravel component (%), (b) Sandstone component (%); (c) Conglomerate composition (%); (d) ① Discontinuity surface between conglomerate and mudstone, ② Gravel-supported cobble, the gravel floats in the conglomerate, and has poor sorting with moderate rounding, ③ Reverse rhythm, with the gravel having a weak orientation in pebbly sandstone; (e) Histogram of porosity distribution; (f) Permeability distribution histogram; (g) Grain distribution histogram and cumulative grading curve; (h) Cumulative probability curve.