Table 2 The basic parameters of each stratum in temperature calculation.

From: Effect of temperature on permeability of mudstone subjected to triaxial stresses and its application

Physical quantity

Oil shale

Mudstone

Shaly sandstone

Density kg/m3

2400

2600

2700

Thermal conductivity W/(m K)

1.84

1.32

1.30

Specific heat capacity J/(kg K)

1500

1190

1010