Characterization of Rock Mechanical Properties Using Lab Tests and Numerical Interpretation Model of Well Logs

Table 1

Experimental rock mechanical properties (effective confining pressure: 32 MPa, temperature: 25°, saturated with water).

Lithology	Value	Compressive strength (Mpa)	Young’s modulus (Gpa)	Poisson’s ratio
Sandstone	Maximum	273.13	58.5	0.487
	Minimum	111.0	17.7	0.086
	Average	191.51	36.36	0.272
Mudstone	Maximum	128.38	34.86	0.438
	Minimum	73.94	17.41	0.238
	Average	106.99	23.82	0.329