Table 1 Physical properties of commercial clays, sand, natural soil and extracted silt used in the present study.

From: Influence of soil structure and clay mineralogy on Atterberg limits

Sl. no.

Soil

Gs

wL (%)

wP (%)

wS (%)

Ip (%)

FSR

Grain size distribution

Clay mineralogy

Sand (%)

Silt (size) (%)

Clay (size) (%)

1

Kaolinite

2.52

44.2

NP

32.4

–

0.54

–

80

20

K#, Q

2

Bentonite

2.65

401.7

67.9

9.5

333.8

15.90

–

17

83

Mo

3

Sand

2.75

–

–

–

–

–

100

–

–

–

4

Natural soil

2.44

53.14

NP

21.3

–

1.07

50

28

22

K, Mu

5

Extracted silt

2.44

75.06

NP

37.4

–

1.02

–

88

12

K, Mu