Permeability Characterization and Its Correlation with Pore Microstructure of Stress-Sensitive Tight Sandstone: Take Chang 6 in Ordos Basin for Example

Table 1

Parameters of core samples.

Serial number	Length/mm	Diameter/mm	Porosity/%	Permeability/mD
1	49.94	25.30	11.13	0.28
2	48.09	25.37	12.32	0.32
3	50.85	25.45	12.78	0.31
4	49.58	25.34	12.02	0.26
5	50.33	25.34	13.17	0.21
6	49.17	25.37	12.98	0.28
7	48.93	25.36	11.74	0.32
8	49.21	25.25	12.92	0.15
9	48.36	25.37	12.54	0.24
10	49.56	27.37	11.89	0.25