Table 1.

Table 1. Calculated water content and porosities of samples in this study at different incremental drying temperatures, grain sizes, and smectite quantity.

Sample
description
(cm) Depth (mbsf) Water content,
dry 23ºC
(%) Water content,
dry 60ºC
(%) Water content,
dry 120ºC
(%) Porosity, 23ºC
(%) Porosity,
60ºC
(%) Porosity, 120ºC
(%) Sand
(%) Silt
(%) Clay
(%) Smectite
(%)

164-991A-

1H-4, 130
5.80
70.73
73.06
74.26
65.20
65.93
66.30
2.6
65.8
31.7

2H-4, 136
14.96
63.96
66.46
67.68
62.89
63.78
64.19
2.0
56.6
41.4

3H-4, 130
24.40
52.05
54.50
55.59
57.96
59.08
59.56
5.8
65.5
28.7

4H-4, 70
33.30
65.94
70.16
71.80
63.59
65.02
65.54
2.4
67.1
30.5

5H-4, 60
42.70
59.18
62.95
64.81
61.05
62.52
63.19
1.0
66.8
32.5

6H-5, 100
54.10
53.16
57.88
59.57
58.48
60.53
61.21
4.0
70.5
25.5

164-995A-

2H-1, 139
3.09
66.54
68.71
69.56
63.80
64.54
64.82
5.6
55.2
39.2

7H-1, 37
49.57
83.48
86.99
88.32
68.86
69.74
70.06
1.5
51.2
47.2
8

19H-2, 140
148.48
57.44
61.60
62.77
60.35
62.01
62.45
0.3
61.1
38.6

31X-1, 110
253.40
48.09
51.68
52.67
56.02
57.79
58.25
0.4
56.6
43.0
8

42X-2, 70
350.80
40.02
43.78
44.77
51.46
53.70
54.25
0.2
53.6
46.2
10

57X-2, 130
467.00
33.11
36.60
37.80
46.73
49.23
50.04
0.4
55.8
43.8

66X-4, 125
546.11
45.76
49.64
50.83
54.80
56.80
57.39
1.4
49.7
49.0
17

80X-1, 75
666.85
34.85
38.56
39.45
48.00
50.53
51.10
0.2
52.3
47.5

164-996E-

2H-1, 125
5.35
65.93
68.52
69.68
63.59
64.48
64.86
8.0
57.6
34.4

2H-5, 107
11.17
43.97
45.10
45.68
53.81
54.44
54.76
6.1
56.1
37.8

4H-6, 43
29.63
63.57
65.81
66.75
62.74
63.55
63.88
4.5
67.9
27.7

5H-6, 62
38.72
63.33
65.78
66.67
62.65
63.54
63.85
5.3
51.9
42.9

6X-5, 140
49.41
67.14
69.66
70.64
64.01
64.86
65.17
5.3
68.6
26.1

7H-7, 60
58.53
50.23
52.50
53.37
57.10
58.17
58.57
6.8
62.5
30.7

Sample description (cm)	Depth (mbsf)	Water content, dry 23ºC (%)	Water content, dry 60ºC (%)	Water content, dry 120ºC (%)	Porosity, 23ºC (%)	Porosity, 60ºC (%)	Porosity, 120ºC (%)	Sand (%)	Silt (%)	Clay (%)	Smectite (%)
164-991A-
1H-4, 130	5.80	70.73	73.06	74.26	65.20	65.93	66.30	2.6	65.8	31.7
2H-4, 136	14.96	63.96	66.46	67.68	62.89	63.78	64.19	2.0	56.6	41.4
3H-4, 130	24.40	52.05	54.50	55.59	57.96	59.08	59.56	5.8	65.5	28.7
4H-4, 70	33.30	65.94	70.16	71.80	63.59	65.02	65.54	2.4	67.1	30.5
5H-4, 60	42.70	59.18	62.95	64.81	61.05	62.52	63.19	1.0	66.8	32.5
6H-5, 100	54.10	53.16	57.88	59.57	58.48	60.53	61.21	4.0	70.5	25.5
164-995A-
2H-1, 139	3.09	66.54	68.71	69.56	63.80	64.54	64.82	5.6	55.2	39.2
7H-1, 37	49.57	83.48	86.99	88.32	68.86	69.74	70.06	1.5	51.2	47.2	8
19H-2, 140	148.48	57.44	61.60	62.77	60.35	62.01	62.45	0.3	61.1	38.6
31X-1, 110	253.40	48.09	51.68	52.67	56.02	57.79	58.25	0.4	56.6	43.0	8
42X-2, 70	350.80	40.02	43.78	44.77	51.46	53.70	54.25	0.2	53.6	46.2	10
57X-2, 130	467.00	33.11	36.60	37.80	46.73	49.23	50.04	0.4	55.8	43.8
66X-4, 125	546.11	45.76	49.64	50.83	54.80	56.80	57.39	1.4	49.7	49.0	17
80X-1, 75	666.85	34.85	38.56	39.45	48.00	50.53	51.10	0.2	52.3	47.5
164-996E-
2H-1, 125	5.35	65.93	68.52	69.68	63.59	64.48	64.86	8.0	57.6	34.4
2H-5, 107	11.17	43.97	45.10	45.68	53.81	54.44	54.76	6.1	56.1	37.8
4H-6, 43	29.63	63.57	65.81	66.75	62.74	63.55	63.88	4.5	67.9	27.7
5H-6, 62	38.72	63.33	65.78	66.67	62.65	63.54	63.85	5.3	51.9	42.9
6X-5, 140	49.41	67.14	69.66	70.64	64.01	64.86	65.17	5.3	68.6	26.1
7H-7, 60	58.53	50.23	52.50	53.37	57.10	58.17	58.57	6.8	62.5	30.7