Evolution Rules of Fractures for Mudstone under Compression Shear Load and the Fractal Characteristics of Broken Blocks

Table 2

Distribution of fractal dimension of fractured mudstone blocks under compression and shear load.

Sample no.	Shear angle(°)	Fractal dimension value	a0	R^2
1^#	40	2.168 2	1.917 5	0.977 2
2^#		2.147 7	1.952 9	0.987 6
3^#		2.189 6	1.980 8	0.959 2
1^#	45	2.030 5	1.929 8	0.960 3
2^#		2.038 1	1.775 2	0.976 6
3^#		2.045 4	1.917 0	0.988 7
1^#	50	1.935 0	1.814 2	0.995 2
2^#		1.964 2	1.889 0	0.974 7
3^#		1.944 1	1.751 1	0.989 9
1^#	55	1.894 8	1.704 1	0.985 3
2^#		1.881 5	1.870 7	0.996 3
3^#		1.894 7	1.923 3	0.988 8