Table 1 The physical parameter values for the slippery soil and sliding body.

From: Study on the formation mechanisms and stability of a gently inclined and shallow accumulative landslide

material name

natural density/g/cm3

dry density

g/cm3

natural water content

permeability coefficient/cm/s

sliding body

2.16

1.775

20.4

3.66 × 10− 5

slippery soil

2.017

1.55

25.2