Experimental Study on the Stress Sensitivity and Influence Factors of Shale under Varying Stress

Table 1

Basic data of shale samples.

Sample ID	Test core size		Moisture	Permeability/10^−3µm^2	Porosity/%
	Diameter, mm	Length, mm
1	25.23	50	Dry	0.0060	1.67
2	25.27	51	Dry	0.0052	1.62
3	25.21	50.5	Dry	0.0071	1.85
4	25.30	51	Dry	0.0073	1.80
5	25.20	49	Dry	0.0056	1.56