Microscopic Evolution of Pore Characteristics and Particle Orientation of Granite Residual Soil in One-Dimensional Compression

Table 2

Test schemes for GRS under one-dimensional compression.

Sample ID	Samples	Initial water content (%)	Initial density (g·cm^−3)	Effective stress (kPa)	Initial void ratio	Final void ratio
N0	Natural soil	34.7	1.82	—	1.043	—
N200	Natural soil	34.6	1.85	200	1.041	1.001
N400	Natural soil	34.2	1.86	400	1.040	0.967
N800	Natural soil	34.1	1.76	800	1.041	0.915
N1600	Natural soil	33.7	1.82	1600	1.039	0.785
N3200	Natural soil	33.7	1.79	3200	1.041	0.673
R0	Remolded soil	35.1	1.81	—	1.050	—
R200	Remolded soil	34.7	1.84	200	1.052	0.887
R400	Remolded soil	34.3	1.87	100	1.051	0.605
R800	Remolded soil	33.9	1.80	800	1.049	0.684
R1600	Remolded soil	34.0	1.84	1600	1.056	0.605
R3200	Remolded soil	33.7	1.81	3200	1.046	0.512