Table T10. Characteristic directions of minicores, Holes 1257A, 1257B, and 1257C.
Core, section,
interval (cm)
PMAG code
Depth
(mcd)
Polarity
Chron/
subchron
Declination
(°)
Inclination
(°)
Intensity
(mA/m)
MAD
(°)
N
Temperature steps used in least square analysis (°C)
Label
Code
1
2
3
4
5
6
7
8
9
207-1257A-



















18X-1, 118 181.118 157.28 N? 1
C32n 165.6 74.7 1.40E–02 4.5 7 200 240 270 300 330 360 400 Org Tied
18X-3, 110 183.110 160.20 N? 1

215.2 62.0 4.04E–03 3.7 6 200 200 240 240 300 300 Org Tied
18X-5, 133 185.133 163.39 NPP 2

123.2 46.5 6.40E–03 3.9 4 240 240 270 270 Org Tied


18X-7, 24 187.024 165.30 N 4

129.5 23.4 1.41E–02 2.0 3 200 240 300 Org Tied



19X-1, 136 191.136 166.86 INT 0
C32r 190.0 –64.7 1.19E–02 4.9 4 300 330 360 400 Org Tied


20X-1, 26 201.026 175.46 N 4
C33n 339.0 37.0 5.13E–02 2.0 3 200 240 300 Org Tied



207-1257B-



















1R-1, 29 11.029 41.66 NPP 2
C15n? 106.3 –8.1 6.80E–03 5.6 4 200 200 240 240 Org Tied


1R-2, 47 12.047 43.34 NP 3

266.6 0.5 8.67E–03 4.5 6 50 150 200 250 250 300 Org Tied






Hiatus













1R-3, 48 13.048 44.85 N 4
C17n? 241.2 4.6 1.43E–02 2.5 5 50 150 200 250 300 Org Tied

2R-1, 74 21.074 48.91 RP –3
C17r? 121.7 –5.9 4.18E–03 3.9 4 200 200 240 240 Org Tied


2R-2, 71 22.071 50.38 NP 3
C18n 317.3 24.3 7.24E–03 4.7 5 250 250 300 300 350 Org Tied

2R-3, 87 23.087 52.04 NP 3

304.4 10.2 9.62E–03 3.9 4 300 330 360 360 Org Tied


3R-1, 72 31.072 53.89 NP 3

58.4 3.7 1.03E–02 3.7 2 150 200 Org Tied




3R-2, 133 32.133 56.00 N 4

357.6 11.6 1.10E–02 3.2 4 200 250 300 350 Org Tied


3R-3, 134 33.134 57.51 RP –3
C18r? 331.8 –8.5 8.01E–03 5.9 4 300 300 330 330 Org Tied


3R-4, 36 34.036 57.99 RP –3

225.9 4.4 9.64E–03 6.4 4 300 350 400 400 Org Tied








Gap in coverage











4R-1, 67 41.067 67.18 NP 3
C20n? 330.9 –13.9 2.55E–02 3.3 6 240 270 300 330 360 400 Org Tied
4R-2, 109 42.109 69.09 RP –3
C20r? 254.6 –13.8 1.25E–02 6.5 6 200 250 300 350 400 400 Org Tied
4R-3, 39 43.039 69.89 RP –3

241.6 –19.0 2.88E–02 3.7 5 200 250 300 350 400 Org Tied







Hiatus













4R-4, 84 44.084 71.84 RP –3
C23r? 243.7 20.7 7.55E–01 3.4 6 270 300 330 360 400 450 Org Tied
4R-5, 14 45.014 72.64 N 4
C24n? 3.1 21.6 1.30E+00 2.2 6 250 300 350 400 400 450 Org Tied
5R-1, 106 51.106 73.11 RP –3

246.7 13.4 2.55E–01 3.1 4 250 300 350 450 Org Tied


5R-3, 117 53.117 75.97 N 4

39.5 –11.1 1.37E–01 4.4 6 270 300 330 360 400 450 Org Tied
5R-4, 49 54.049 76.77 R? –1

81.9 4.5 4.45E–02 3.4 7 150 200 250 300 350 400 450 Org Tied
6R-1, 118 61.118 84.25 NP 3
C24n? 345.3 –0.3 3.31E–02 4.2 5 150 200 250 300 350 Org Tied

7R-1, 14 71.014 92.81 N 4

8.3 –2.0 2.65E–02 2.9 7 150 200 240 270 300 330 360 Org Tied
7R-2, 17 72.017 94.34 N 4

333.9 –13.0 2.40E–02 1.7 3 250 300 350 Org Tied



8R-1, 4 81.004 101.37 R –4
C24r? 258.9 –11.6 1.84E–02 4.5 5 150 200 250 300 350 Org Tied

8R-2, 2 82.002 102.85 RP –3

275.5 –16.9 1.58E–02 6.3 9 150 200 240 270 300 330 360 400 400
8R-3, 2 83.002 104.32 N 4
C25n 332.2 1.4 2.81E–02 3.8 5 150 200 250 300 350 Org Tied

8R-3, 63 83.063 104.93 INT 0

310.2 –9.8 1.70E–02 3.1 3 200 250 300 Org Tied



8R-3, 144 83.144 105.74 N? 1

304.9 –0.1 8.27E–03 2.9 3 250 300 300 Org Tied



8R-4, 49 84.049 106.29 NP 3

358.6 11.0 4.45E–02 1.3 3 200 250 300 Org Tied



8R-4, 84 84.084 106.64 N 4

2.4 24.1 2.25E–02 3.0 4 50 200 250 300 Org Tied


8R-4, 138 84.138 107.18 N 4

358.1 30.0 3.85E–02 3.7 4 150 200 250 300 Org Tied


8R-5, 28 85.028 107.58 NP 3

323.0 23.1 6.11E–02 4.2 6 50 150 200 250 300 350 Org Tied
8R-5, 91 85.091 108.21 NP 3

39.4 0.3 2.72E–02 6.2 6 200 240 270 300 330 360 Org Tied
8R-5, 135 85.135 108.66 N 4

43.0 12.9 6.36E–02 3.0 5 200 250 300 350 400 Org Tied

8R-6, 25 86.025 109.05 N 4

13.7 27.7 3.39E–02 4.6 5 250 300 350 400 450 Org Tied

8R-6, 75 86.075 109.55 N 4

18.3 21.0 3.83E–02 2.9 4 250 300 350 400 Org Tied


8R-CC, 17 89.017 109.93 N? 1

320.8 16.2 5.70E–02 4.7 4 200 250 300 350 Org Tied


9R-1, 42 91.042 109.79 NP 3

65.1 26.5 4.12E–02 5.3 3 150 200 250 Org Tied



9R-1, 80 91.080 110.17 NP 3
C25n 54.8 12.8 4.67E–02 18.2 4 330 360 400 450




9R-2, 47 92.047 111.34 N 4

346.6 15.9 8.25E–02 3.0 9 50 150 200 240 270 300 330 360 400
9R-3, 54 93.054 112.93 NP 3

271.8 31.2 2.57E–02 2.9 3 200 250 300 Org Tied



9R-3, 99 93.099 113.38 INT 0

269.6 53.6 3.34E–02 4.6 5 150 200 250 300 350 Org Tied

9R-3, 137 93.137 113.76 INT 0

283.1 72.2 6.61E–03 1.4 2 350 350 Org Tied




9R-4, 14 94.014 114.03 NP 3

349.5 12.3 1.95E–02 9.8 2 250 300 Org Tied




9R-4, 74 94.074 114.63 NP 3

345.4 14.1 1.90E–02 7.1 3 200 250 300 Org Tied



9R-4, 118 94.118 115.07 NPP 2

43.9 34.9 4.39E–03 0.8 2 350 350 Org Tied




9R-5, 2 95.002 115.41 RPP –2
C25r 31.4 –6.8 2.56E–02 0.0 1 350 Org Tied





9R-5, 68 95.068 116.07 R? –1

336.5 4.0 7.92E–02 2.2 4 200 250 300 350 Org Tied


9R-5, 133 95.133 116.72 RPP –2

112.9 5.5 8.64E–03 2.5 1 300 Org Tied





9R-6, 37 96.037 117.26 RP –3

238.5 –4.9 2.72E–02 9.8 4 270 300 330 360 Org Tied


9R-7, 6 97.006 118.45 RPP –2

33.5 –1.7 6.03E–03 5.8 3 350 400 400 Org Tied



10R-1, 69 101.069 120.47 NPP 2

292.4 25.1 2.27E–02 4.9 5 150 200 250 300 350 Org Tied

10R-2, 75 102.075 122.03 RPP –2
C25r? 207.4 –19.8 1.17E–02 14.6 5 300 330 360 400 400 Org Tied

10R-3, 21 103.021 122.99 RPP –2

145.8 8.6 1.70E–02 0.9 3 250 300 350 Org Tied



10R-4, 17 104.017 124.45 NP 3

274.8 6.6 1.32E–02 6.0 3 350 400 400 Org Tied



10R-5, 3 105.003 125.81 RPP –2

275.8 –10.0 1.68E–02 0.0 2 400 Org Tied





10R-6, 4 106.004 127.32 NP 3
C26n 338.2 24.5 2.58E–02 1.7 2 350 400 Org Tied




10R-7, 61 107.061 129.39 NP 3

16.9 3.2 1.41E–02 6.3 3 330 360 400 Org Tied



11R-1, 29 111.029 129.67 N 4

97.1 –4.8 5.25E–02 3.1 6 200 250 300 350 400 450 Org Tied
11R-2, 27 112.027 131.15 N 4

242.2 10.1 9.35E–02 3.1 5 270 300 330 360 400 Org Tied

11R-3, 30 113.030 132.68 N 4

201.6 11.1 1.05E–01 2.4 5 250 300 350 400 450 Org Tied

11R-4, 33 114.033 134.19 NP 3

178.2 22.8 3.59E–02 7.2 3 300 350 400 Org Tied



11R-5, 84 115.084 136.22 INT 0

273.4 41.3 2.60E–02 6.5 6 200 250 300 350 400 450 Org Tied
11R-7, 1 117.001 137.89 N 4

283.6 –9.8 3.86E–02 3.2 9 150 200 240 270 300 330 360 400 400






Hiatus













12R-1, 40 121.040 139.27 R? –1
C31r 62.6 44.4 2.74E–03 5.8 2 200 200 Org Tied




12R-2, 58 122.058 140.95 RP –3

193.3 –3.1 8.34E–03 1.6 3 250 300 300 Org Tied



12R-3, 26 123.026 142.13 R –4

163.8 10.2 4.22E–02 6.7 6 240 270 300 330 360 400 Org Tied
12R-4, 54 124.054 143.91 RPP –2

166.9 21.3 4.00E–03 1.1 2 200 200 Org Tied




12R-6, 56 126.056 146.94 RPP –2

263.3 0.0 1.19E–02 14.5 4 250 300 350 350 Org Tied


12R-7, 2 127.002 147.90 N? 1

46.4 5.1 4.99E–03 5.0 4 250 250 300 300 Org Tied


12R-CC, 1 129.001 148.49 RPP –2

16.3 27.2 6.49E–03 3.4 4 300 300 350 350 Org Tied


13R-1, 26 131.026 149.26 N? 1

346.1 –2.4 4.45E–03 0.9 2 150 150 Org Tied




13R-2, 28 132.028 150.78 RPP –2

331.3 28.6 6.63E–03 4.2 3 200 250 250 Org Tied



13R-3, 28 133.028 152.28 INT 0

30.4 36.2 2.87E–03 0.0 1 AF50 Org Tied





13R-4, 25 134.025 153.75 INT 0

91.3 62.5 3.79E–03 0.0 1 AF50 Org Tied





13R-5, 87 135.087 155.87 R? –1

5.4 21.7 4.09E–03 8.4 4 200 200 240 240 Org Tied


13R-6, 52 136.052 157.02 NPP 2
C32n 2.3 46.8 3.79E–03 2.8 5 150 200 200 240 240 Org Tied

14R-1, 21 141.021 158.91 R? –1

65.2 16.8 5.78E–03 1.0 2 50 50 Org Tied




     
                                 
17R-1, 12 171.012 177.72 N 4
C33n 134.1 8.3 3.79E–01 1.0 4 150 200 240 300 Org Tied


     
                                 
27R-2, 17 272.017 227.61 NP 1
C34n 102.3 15.7 2.34E–01 0.0 1 300 Org Tied





207-1257C-



















7R-5, 130 75.130 148.76 RP –3
C31r 139.3 26.2 4.52E–03 6.2 4 250 250 300 300 Org Tied


9R-1, 80 91.080 161.91 NP 3
C32n 52.2 19.5 8.93E–02 3.8 7 150 200 240 270 300 330 360 Org Tied
9R-3, 84 93.084 164.95 NP 3

35.4 36.6 1.51E–02 3.0 5 200 240 240 300 300 Org Tied

9R-5, 41 95.041 167.46 RP –3
C32r 237.8 1.0 5.61E–02 5.3 4 150 200 240 300 Org Tied


9R-6, 59 96.059 168.64 RP –3

332.8 2.9 2.28E–02 5.0 3 330 360 400 Org Tied



Notes: PMAG = paleomagnetism, MAD = maximum angular deviation. Black = normal polarity, white = reversed polarity, gray = intermediate or questionable polarity, yellow = gap in coverage or hiatus. Examples of interpretation of progressive demagnetization plots and methods of computation of the characteristic directions are given in "Paleomagnetism" in the "Explanatory Notes" chapter.