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Table 3 Sample site characteristics and Tibito Tephra thicknesses in the Western Finisterre Ranges, Papua New Guinea. N = no of samples at each site

From: Preservation of thin tephra

SITE No.

Geomorphic environment

Vegetation group

Slope angle (degrees)

Mean Tibito thickness (mm)

Standard deviation (mm)

N

1

Planar hillslope

1

~18

39.3

40.7

7

2

2nd order valley floor

2

5

49.6

26.2

13

3

2nd order valley floor

2

15

55.0

30.3

12

4

Crest

1

0

49.2

13.1

12

5

Planar hillslope

2

7

48.2

18.3

11

6

Valley floor

1

16

54.2

23.1

12

7

Crest

1

3

55.5

28.1

11

8

Hillslope spur

1

34

48.8

42.6

8

9

Short sideslope

1

40

45.0

29.5

10

10

Alluvial fan

2

8

81.4

48.0

11

11

Planar hillslope

1

18

37.8

15.6

9

12

Valley basin floor

3

0

80.5

43.7

10

13

Landslide

2

5

107.5

102.5

2

14

Lake margin

3

0

56.7

15.3

3