Experimental Study on Mesoscopic Shear Behavior of Calcareous Sand Material with Digital Imaging Approach

Table 5

Statistical table of particle orientation distribution probability.

Azimuth	165°–180° (%)	150°–165° (%)	135°–150° (%)	120°–135° (%)	105°–120° (%)	90°–105° (%)	75°–90° (%)	60°–75° (%)	45°–60° (%)	30°–45° (%)	15°–30° (%)	0°–15° (%)
Test stage
Preexperiment													8.82	11.77	10.29	7.35	5.15	1.47	7.35	2.94	11.77	8.82	10.29	13.97
Postexperiment	13.45	14.29	6.72	7.56	2.52	5.88	7.56	3.36	9.24	9.24	9.24	10.92