Numerical Investigation into the Evolution of Groundwater Flow and Solute Transport in the Eastern Qaidam Basin since the Last Glacial Period

Table 1

Hydrogeological parameters of different lithologies.

Lithology	Porosity	Horizontal permeability (m/d)	Vertical permeability (m/d)
Sandy gravel	0.2	59.02	59.02
Sand	0.2	25.63	25.63
Silty soil	0.3	1.05	0.11
Silty clay	0.5	0.13	0.01
Clay	0.5	0.01	0.001