Relationship between Fractal Dimension of Fragmentation Degree and Energy Dissipation of Rock-Like Materials under Initial Stress

Table 1

Physicomechanical parameters of prototype rock and cemented sand substitute.

Material type
Primary rock	26	12.97	10.00	43	0.268	135	21.5
CS substitute	18.2	0.36	0.28	43	0.268	4.75	0.603

Note. , bulk density; , deformation modulus; , cohesion; , internal friction angle; , poisson’s ratio; , compressive strength; , tensile strength.