Table T12. Summary of AF demagnetization results for discrete samples, Hole U1403A.
|
Core, section, interval (cm) |
Depth (mbsf) |
Declination 20 mT or PCA (°) |
Inclination 20 mT or PCA (°) |
PCA MAD (°) |
PCA range (mT) |
NRM 20 mT (A/m) |
|---|---|---|---|---|---|---|
| 342-U1403A- | ||||||
| 1H-1W, 30–32 | 0.31 | 237.0 | –51.2 | 2.95E–02 | ||
| 1H-2W, 75–77 | 2.26 | 286.1 | 65.8 | 4.56E–03 | ||
| 1H-3W, 75–77 | 3.76 | 41.6 | 77.0 | 4.1 | 20–80 | 6.32E–03 |
| 1H-4W, 54–56 | 5.05 | 324.9 | 83.3 | 4.83E–03 | ||
| 2H-1W, 75–77 | 6.56 | 344.2 | 77.3 | 8.26E–03 | ||
| 2H-2W, 75–77 | 8.06 | 327.6 | 75.3 | 7.04E–03 | ||
| 2H-3W, 75–77 | 9.56 | 324.3 | 75.9 | 3.2 | 20–80 | 5.72E–03 |
| 2H-4W, 75–77 | 11.06 | 278.0 | 21.7 | 1.54E–03 | ||
| 2H-5W, 75–77 | 12.56 | 284.8 | 62.0 | 2.73E–03 | ||
| 2H-6W, 75–77 | 14.06 | 271.9 | 53.9 | 1.99E–03 | ||
| 2H-7W, 35–37 | 15.16 | 330.7 | 72.0 | 5.07E–03 | ||
| 3H-1W, 85–87 | 16.16 | 16.0 | 61.9 | 2.23E–04 | ||
| 3H-2W, 75–77 | 17.56 | 41.6 | 61.8 | 5.06E–05 | ||
| 3H-3W, 75–77 | 19.06 | 215.2 | –15.9 | 5.43E–05 | ||
| 3H-4W, 67–69 | 20.48 | 14.9 | 63.6 | 4.98E–03 | ||
| 3H-5W, 72–74 | 22.03 | 166.7 | –18.3 | 1.80E–03 | ||
| 3H-6W, 72–74 | 23.53 | 0.6 | 58.3 | 1.11E–02 | ||
| 3H-7W, 31–33 | 24.62 | 12.7 | 63.1 | 7.36E–04 | ||
| 4H-1W, 75–77 | 25.56 | 356.4 | 49.6 | 8.64E–05 | ||
| 4H-2W, 75–77 | 27.06 | 210.7 | 16.0 | 2.61E–05 | ||
| 4H-3W, 75–77 | 28.56 | 202.0 | –55.4 | 3.15E–05 | ||
| 4H-4W, 75–77 | 30.06 | 198.9 | –30.9 | 7.63E–05 | ||
| 4H-5W, 75–77 | 31.56 | 182.5 | –47.2 | 1.05E–04 | ||
| 4H-6W, 55–57 | 32.86 | 173.5 | –25.2 | 6.98E–05 | ||
| 4H-7W, 28–30 | 33.79 | 341.4 | 34.8 | 8.21E–05 | ||
| 5H-1W, 75–77 | 35.06 | 147.8 | –2.7 | 1.48E–05 | ||
| 5H-2W, 75–77 | 36.56 | 50.8 | 45.7 | 1.11E–04 | ||
| 5H-3W, 75–77 | 38.06 | 45.4 | 68.5 | 1.47E–03 | ||
| 5H-4W, 75–77 | 39.56 | 19.2 | 59.5 | 4.35E–03 | ||
| 5H-5W, 75–77 | 41.06 | 186.9 | –29.1 | 3.06E–03 | ||
| 5H-6W, 75–77 | 42.56 | 26.4 | 49.4 | 3.36E–03 | ||
| 5H-7W, 15–17 | 43.26 | 14.0 | 46.3 | 3.20E–03 | ||
| 6H-1W, 75–77 | 44.56 | 18.8 | 43.0 | 7.17E–03 | ||
| 6H-2W, 65–67 | 45.96 | 22.7 | 63.6 | 1.62E–03 | ||
| 6H-3W, 75–77 | 47.58 | 22.0 | 39.3 | 10.9 | 20–80 | 2.72E–03 |
| 6H-4W, 75–77 | 49.10 | 24.0 | 34.2 | 3.67E–03 | ||
| 6H-5W, 75–77 | 50.62 | 34.2 | 39.8 | 2.46E–03 | ||
| 6H-6W, 75–77 | 52.14 | 21.9 | 28.8 | 3.78E–03 | ||
| 6H-7W, 25–27 | 53.14 | 12.7 | 18.4 | 4.45E–03 | ||
| 7H-1W, 75–77 | 54.06 | 203.2 | –25.5 | 3.20E–03 | ||
| 7H-2W, 75–77 | 55.56 | 212.3 | –32.8 | 1.22E–03 | ||
| 7H-3W, 90–92 | 57.21 | 221.8 | –44.8 | 21.6 | 20–80 | 2.76E–03 |
| 7H-4W, 75–77 | 58.56 | 208.6 | –21.8 | 2.88E–03 | ||
| 7H-5W, 75–77 | 60.06 | 35.7 | 36.6 | 1.60E–03 | ||
| 7H-6W, 75–77 | 61.56 | 235.1 | –7.8 | 2.79E–03 | ||
| 7H-7W, 25–27 | 62.56 | 227.4 | –6.2 | 3.34E–03 | ||
| 8H-1W, 75–77 | 63.56 | 68.4 | 3.0 | 2.29E–03 | ||
| 8H-2W, 75–77 | 65.06 | 227.6 | 28.0 | 3.84E–03 | ||
| 8H-3W, 75–77 | 66.56 | 232.4 | 23.6 | 22.6 | 20–80 | 4.18E–03 |
| 8H-4W, 75–77 | 68.06 | 236.1 | 32.1 | 3.12E–03 | ||
| 8H-5W, 75–77 | 69.59 | 238.3 | 27.8 | 2.51E–03 | ||
| 8H-6W, 75–77 | 71.09 | 222.3 | 21.6 | 4.74E–03 | ||
| 8H-7W, 37–39 | 72.21 | 226.1 | 17.9 | 4.83E–03 | ||
| 9H-1W, 75–77 | 73.06 | 358.0 | 18.7 | 2.50E–03 | ||
| 9H-2W, 75–77 | 74.56 | 159.3 | –3.8 | 4.52E–03 | ||
| 9H-3W, 75–77 | 76.06 | 157.5 | –15.5 | 9.4 | 20–80 | 5.96E–03 |
| 9H-4W, 75–77 | 77.53 | 155.5 | –2.5 | 4.75E–03 | ||
| 9H-5W, 75–77 | 79.00 | 146.0 | –0.9 | 3.82E–03 | ||
| 9H-6W, 75–77 | 80.46 | 153.3 | 5.4 | 3.52E–03 | ||
| 9H-7W, 28–30 | 81.29 | 138.1 | 23.0 | 2.64E–03 | ||
| 10H-1W, 75–77 | 82.56 | 183.1 | –9.5 | 3.94E–03 | ||
| 10H-2W, 75–77 | 84.07 | 184.0 | –5.0 | 1.47E–03 | ||
| 10H-3W, 75–77 | 85.58 | 192.5 | 0.4 | 2.95E–03 | ||
| 10H-4W, 75–77 | 87.04 | 190.8 | –13.6 | 4.77E–03 | ||
| 10H-5W, 75–77 | 88.51 | 187.4 | –8.2 | 2.80E–03 | ||
| 10H-6W, 75–77 | 89.97 | 181.8 | –7.0 | 1.10E–04 | ||
| 10H-7W, 40–42 | 91.12 | 199.2 | –3.8 | 1.87E–03 | ||
| 11H-1W, 75–77 | 92.06 | 156.5 | –10.6 | 4.72E–03 | ||
| 11H-2W, 75–77 | 93.56 | 147.9 | –5.1 | 4.26E–03 | ||
| 11H-3W, 68–70 | 94.99 | 145.3 | –15.6 | 4.0 | 10–80 | 2.43E–03 |
| 11H-4W, 75–77 | 96.56 | 141.7 | –4.0 | 3.71E–03 | ||
| 11H-5W, 75–77 | 98.06 | 124.1 | 0.9 | 4.06E–03 | ||
| 11H-6W, 70–72 | 99.51 | 135.5 | 2.4 | 3.81E–04 | ||
| 11H-7W, 23–25 | 100.54 | 148.9 | –10.8 | 2.79E–03 | ||
| 12H-1W, 75–77 | 101.56 | 182.5 | –17.4 | 1.26E–04 | ||
| 12H-2W, 74–76 | 103.05 | 188.4 | –25.3 | 2.18E–04 | ||
| 12H-3W, 78–80 | 104.59 | 162.8 | –20.6 | 14.7 | 20–80 | 1.57E–04 |
| 12H-4W, 76–78 | 106.08 | 179.2 | 1.6 | 1.78E–03 | ||
| 12H-5W, 68–70 | 107.50 | 172.8 | –19.4 | 1.92E–03 | ||
| 12H-6W, 73–75 | 109.06 | 163.6 | –15.3 | 9.12E–04 | ||
| 12H-7W, 31–33 | 110.14 | 30.3 | 12.6 | 1.85E–03 | ||
| 13H-1W, 80–82 | 111.11 | 357.6 | 46.7 | 2.03E–03 | ||
| 13H-2W, 55–57 | 112.36 | 344.1 | 24.3 | 2.14E–03 | ||
| 13H-3W, 75–77 | 114.03 | 347.2 | 32.3 | 8.7 | 20–80 | 4.10E–04 |
| 13H-4W, 75–77 | 115.50 | 352.2 | 29.4 | 2.83E–04 | ||
| 13H-5W, 75–77 | 116.97 | 333.3 | 7.0 | 6.53E–05 | ||
| 13H-6W, 60–62 | 118.29 | 341.1 | 31.5 | 5.58E–05 | ||
| 13H-7W, 32–34 | 119.47 | 357.7 | 33.3 | 4.28E–05 | ||
| 14H-1W, 75–77 | 120.56 | 352.7 | 24.9 | 1.21E–04 | ||
| 14H-2W, 70–72 | 122.03 | 343.9 | 20.9 | 8.71E–05 | ||
| 14H-3W, 70–72 | 123.50 | 332.2 | 59.9 | 1.47E–05 | ||
| 14H-4W, 69–71 | 124.96 | 313.2 | 26.6 | 1.90E–05 | ||
| 14H-5W, 70–72 | 126.43 | 326.0 | 31.0 | 4.55E–05 | ||
| 14H-6W, 65–67 | 127.84 | 344.9 | 28.0 | 2.30E–04 | ||
| 14H-7W, 44–46 | 129.09 | 351.1 | 15.1 | 1.48E–04 | ||
| 15H-1W, 74–76 | 130.05 | –19.8 | 35.5 | 1.85E–03 | ||
| 15H-2W, 74–76 | 131.55 | 188.5 | –40.7 | 9.29E–04 | ||
| 15H-3W, 64–66 | 132.95 | 166.0 | –1.2 | 7.96E–04 | ||
| 15H-4W, 64–66 | 134.45 | 168.3 | –51.8 | 1.53E–03 | ||
| 15H-5W, 64–66 | 135.95 | 206.2 | –38.5 | 1.93E–04 | ||
| 15H-6W, 66–68 | 137.47 | 177.2 | –52.6 | 1.29E–03 | ||
| 16H-1W, 75–77 | 139.56 | 14.3 | 47.3 | 1.41E–03 | ||
| 16H-2W, 75–77 | 141.01 | 211.5 | 5.0 | 1.54E–03 | ||
| 16H-3W, 74–76 | 142.45 | 273.5 | 67.8 | 4.24E–03 | ||
| 16H-4W, 74–76 | 143.90 | 301.9 | 63.5 | 3.72E–03 | ||
| 16H-5W, 74–76 | 145.35 | 74.6 | 32.8 | 3.54E–03 | ||
| 16H-6W, 74–76 | 146.80 | 302.6 | 57.0 | 3.09E–03 | ||
| 23X-3W, 24–26 | 198.05 | 205.5 | –25.5 | 1.41E–03 | ||
| 23X-6W, 94–96 | 203.05 | 244.4 | 32.1 | 2.41E–03 | ||
| 25X-4W, 63–65 | 214.84 | 181.7 | 61.6 | 2.4 | 20–60 | 1.57E–02 |
| 25X-5W, 114–116 | 216.85 | 305.6 | 56.0 | 9.6 | 20–40 | 5.46E–03 |
| 26X-1W, 50–52 | 215.01 | –70.4 | 33.0 | 2.52E–03 | ||
| 26X-1W, 130–132 | 215.81 | 237.9 | 70.6 | 6.45E–03 | ||
| 27X-5W, 31–33 | 230.52 | –30.8 | –47.8 | 2.07E–03 | ||
| 27X-6W, 120–122 | 232.91 | –3.4 | 9.6 | 1.80E–03 | ||
| 28X-5W, 53–55 | 240.44 | –54.2 | 69.7 | 1.71E–03 | ||
| 28X-6W, 45–47 | 241.86 | 35.0 | 72.0 | 2.77E–03 | ||
Declinations for Cores 1H–16H are corrected into geographical coordinates using the FlexIT orientation data. PCA = principal component analysis, MAD = maximum angular deviation, NRM = natural remanent magnetism.
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