Rock Mechanical Property Influenced by Inhomogeneity

Table 1

Fitting results of fractal dimension for different magnification.

Rock type	Magnification 500		Magnification 1000		Magnification 2500		Magnification 2500		Average
	𝐷𝑐	RC	𝐷𝑐	RC	𝐷𝑐	RC	𝐷𝑐	RC	𝐷^′𝑐	𝑅^′𝑐
Grey diabase	1.92	0.87	1.87	0.82	2.17	0.91	2.28	0.95	2.06	0.89
Black diabase	1.95	0.89	1.85	0.80	2.20	0.90	2.12	0.93	2.03	0.88
Grey sandstone	1.77	0.75	1.72	0.72	1.70	0.65	1.68	0.61	1.72	0.68
Red sandstone	1.35	0.62	1.59	0.74	1.38	0.61	1.29	0.59	1.40	0.64