Horizon

Thickness (cm)

Number of pebbles

Long axis (cm)

Short axis (cm)

Saprolite

300

10

0.9

2.2

2.0

1.2

1.5

2.4

1.8

1.4

2.5

1.3

0.4

1.4

0.9

0.6

1.1

2.4

0.9

0.4

2.4

0.3

Sandy layer

90

10

0.9

1.2

1.7

0.7

0.9

1.3

1.6

1.8

1.8

1.8

0.4

0.4

0.5

0.4

0.3

0.4

0.4

1.0

0.8

1.0

Gravel layer

70

11

5.0

6.6

8.9

10.0

6.2

4.6

3.4

3.6

12.2

10.7

12.5

4.9

5.2

6.8

6.6

2.6

2.5

1.5

3.1

12.0

5.2

10.0