Effects of Cyclic Loading on the Mechanical Properties of Mature Bedding Shale

Table 2

Mechanical properties of shale samples under uniaxial compression test.

Sample number	Axial stress (MPa)	Elastic modulus (GPa)	Poisson ratio
H-11	87.27	14.66	0.321
H-12	84.25	16.69	0.337
H-13	87.09	16.49	0.290
Average	86.20	15.95	0.32
V-11	119.25	15.10	0.282
V-12	112.81	15.41	0.281
V-13	117.42	15.27	0.262
Average	116.49	15.26	0.275