Experimental Study on Fracture Propagation Mechanism of Shale Oil Reservoir of Lucaogou Formation in Jimusar

Table 2

Statistical table of downhole rock sample properties.

Rock name	Young’s modulus (GPa)	Tensile strength (MPa)
Pelitic siltstone	12	6
Silty mudstone	15.64	6.49
Dolomitic siltstone 1	6.16	5.1
Dolomitic siltstone 2	20.2	6.79
Siltstone	33.53	8.49