Larrasoaña, Juan C; Roberts, Andrew P; Musgrave, Robert J; Gràcia, Eulàlia; Piñero, Elena; Vega, Marta; Martinez-Ruiz, Francisca C (2007): (Appendix A) Rock magnetic results with indication of the diagenetic setting of ODP Hole 204-1246B [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.707268, In supplement to: Larrasoaña, JC et al. (2007): Diagenetic formation of greigite and pyrrhotite in gas hydrate marine sedimentary systems. Earth and Planetary Science Letters, 261(3-4), 350-366, https://doi.org/10.1016/j.epsl.2007.06.032
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Project(s):
Ocean Drilling Program (ODP)
Coverage:
Latitude: 44.586060 * Longitude: -125.135380
Date/Time Start: 2002-08-11T04:00:00 * Date/Time End: 2002-08-11T22:45:00
Minimum DEPTH, sediment/rock: 0.51 m * Maximum DEPTH, sediment/rock: 136.27 m
Event(s):
204-1246B * Latitude: 44.586060 * Longitude: -125.135380 * Date/Time Start: 2002-08-11T04:00:00 * Date/Time End: 2002-08-11T22:45:00 * Elevation: -849.4 m * Penetration: 136.7 m * Recovery: 135.38 m * Location: North Pacific Ocean * Campaign: Leg204 * Basis: Joides Resolution * Method/Device: Drilling/drill rig (DRILL) * Comment: 16 cores; 136.7 m cored; 0 m drilled; 99 % recovery
Comment:
Sulphate zone <6 mbsf, sulphate-methane transition 6-9 mbsf, bottom simulating reflector 114 mbsf
Parameter(s):
| # | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
|---|---|---|---|---|---|---|
| 1 | DEPTH, sediment/rock | Depth sed | m | Geocode | ||
| 2 | Sample code/label | Sample label | Larrasoaña, Juan C | DSDP/ODP/IODP sample designation | ||
| 3 | Susceptibility, specific | chi | 10-9 m3/kg | Larrasoaña, Juan C | Susceptibility unit Kappabridge KLY-2 | field of 0.1 mT at a frequency of 470 Hz |
| 4 | Isothermal remanent magnetization, Intensity, per unit mass | Inten IRM | 10-6 A*m2/kg | Larrasoaña, Juan C | Magnetometer, spinner, pulsemagnetizer | field of 0.9 T |
| 5 | IRM/Susceptibility, per unit mass | IRM/Susc/mass | A/m | Larrasoaña, Juan C | Calculated | IRM at 0.9 T |
| 6 | Lithologic unit/sequence | Unit | Larrasoaña, Juan C | |||
| 7 | Sample type | Samp type | Larrasoaña, Juan C |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
324 data points
Data
| 1 Depth sed [m] | 2 Sample label | 3 chi [10-9 m3/kg] | 4 Inten IRM [10-6 A*m2/kg] | 5 IRM/Susc/mass [A/m] | 6 Unit | 7 Samp type |
|---|---|---|---|---|---|---|
| 0.51 | 204-1246B-1H-1,50-52 | 13.54 | 407 | 0.00301 | within the sulphate zone | 1 |
| 2.01 | 204-1246B-1H-2,50-52 | 11.21 | 441 | 0.00393 | within the sulphate zone | 1 |
| 3.51 | 204-1246B-1H-3,50-52 | 10.33 | 431 | 0.00417 | within the sulphate zone | 1 |
| 5.21 | 204-1246B-2H-1,50-52 | 11.89 | 439 | 0.00369 | within the sulphate zone | 1 |
| 6.71 | 204-1246B-2H-2,50-52 | 11.54 | 621 | 0.00538 | within the sulphate-methane transition | 1 |
| 8.21 | 204-1246B-2H-3,50-52 | 11.50 | 858 | 0.00746 | within the sulphate-methane transition | 1 |
| 9.71 | 204-1246B-2H-4,50-52 | 11.05 | 886 | 0.00801 | background sample, not included in any of the described types | 1 |
| 11.21 | 204-1246B-2H-5,50-52 | 14.65 | 1690 | 0.01154 | background sample, not included in any of the described types | 1 |
| 12.71 | 204-1246B-2H-6,50-52 | 15.36 | 3380 | 0.02201 | background sample, not included in any of the described types | 3a |
| 14.71 | 204-1246B-3H-1,50-52 | 12.40 | 885 | 0.00713 | within the IR anomalies described by Weinberger et al. (2005) - related to massive gas hydrates | 1 |
| 16.21 | 204-1246B-3H-2,50-52 | 12.16 | 523 | 0.00430 | background sample, not included in any of the described types | 1 |
| 17.71 | 204-1246B-3H-3,50-52 | 14.01 | 1420 | 0.01014 | within the gas hydrate stability zone, that displays a black speckled pattern and is not included in any of the previous types | 1 |
| 19.21 | 204-1246B-3H-4,50-52 | 20.46 | 1480 | 0.00723 | within the IR anomalies described by Weinberger et al. (2005) - related to massive gas hydrates | 1 |
| 20.71 | 204-1246B-3H-5,50-52 | 22.26 | 6320 | 0.02839 | within the gas hydrate stability zone, that displays a black speckled pattern and is not included in any of the previous types | 3a |
| 22.11 | 204-1246B-3H-6,40-42 | 15.01 | 1390 | 0.00926 | within the gas hydrate stability zone, that displays a black speckled pattern and is not included in any of the previous types | 1 |
| 25.71 | 204-1246B-4H-2,50-52 | 12.90 | 871 | 0.00675 | background sample, not included in any of the described types | 1 |
| 30.21 | 204-1246B-4H-5,50-52 | 41.50 | within the gas hydrate stability zone, that displays a black speckled pattern and is not included in any of the previous types | |||
| 33.71 | 204-1246B-5H-1,50-52 | 13.36 | 852 | 0.00638 | within the gas hydrate stability zone, that displays a black speckled pattern and is not included in any of the previous types | 1 |
| 39.71 | 204-1246B-5H-5,50-52 | 14.27 | 861 | 0.00603 | within the gas hydrate stability zone, that displays a black speckled pattern and is not included in any of the previous types | 1 |
| 44.68 | 204-1246B-6H-2,50-52 | 12.28 | 794 | 0.00647 | background sample, not included in any of the described types | 1 |
| 49.11 | 204-1246B-6H-5,50-52 | 14.69 | 979 | 0.00666 | background sample, not included in any of the described types | 1 |
| 52.66 | 204-1246B-7H-1,45-47 | 20.94 | 3210 | 0.01533 | with soupy texture-related to massive gas hydrates | 3a |
| 54.10 | 204-1246B-7H-2,50-52 | 131.41 | 13600 | 0.01035 | background sample, not included in any of the described types | 2 |
| 55.61 | 204-1246B-7H-3,51-53 | 131.84 | 8520 | 0.00646 | background sample, not included in any of the described types | 2 |
| 57.13 | 204-1246B-7H-4,53-55 | 23.28 | 1710 | 0.00735 | background sample, not included in any of the described types | 1 |
| 58.60 | 204-1246B-7H-5,50-52 | 18.54 | 1660 | 0.00895 | away, but at less than 50 cm, from IR anomalies (Weinberger et al., 2005) - related to disseminated gas hydrates | 1 |
| 60.25 | 204-1246B-7H-6,65-67 | 18.14 | 1430 | 0.00788 | background sample, not included in any of the described types | 1 |
| 61.10 | 204-1246B-7H-7,50-52 | 18.69 | 1910 | 0.01022 | away, but at less than 50 cm, from IR anomalies (Weinberger et al., 2005) - related to disseminated gas hydrates | 1 |
| 62.27 | 204-1246B-8H-1,56-58 | 24.63 | 1900 | 0.00771 | within the gas hydrate stability zone, that displays a black speckled pattern and is not included in any of the previous types | 1 |
| 63.71 | 204-1246B-8H-2,50-52 | 135.50 | 15700 | 0.01159 | within the gas hydrate stability zone, that displays a black speckled pattern and is not included in any of the previous types | 2 |
| 65.22 | 204-1246B-8H-3,51-53 | 171.78 | 16900 | 0.00984 | background sample, not included in any of the described types | 2 |
| 66.72 | 204-1246B-8H-4,51-53 | 24.39 | 3020 | 0.01238 | away, but at less than 50 cm, from IR anomalies (Weinberger et al., 2005) - related to disseminated gas hydrates | 1 |
| 68.21 | 204-1246B-8H-5,50-52 | 18.02 | 1460 | 0.00810 | within the gas hydrate stability zone, that displays a black speckled pattern and is not included in any of the previous types | 1 |
| 69.60 | 204-1246B-8H-6,39-41 | 17.81 | 1480 | 0.00831 | background sample, not included in any of the described types | 1 |
| 73.24 | 204-1246B-9H-2,86-88 | 43.62 | within the gas hydrate stability zone, that displays a black speckled pattern and is not included in any of the previous types | |||
| 77.41 | 204-1246B-9H-5,49-51 | 18.03 | 1840 | 0.01020 | within the gas hydrate stability zone, that displays a black speckled pattern and is not included in any of the previous types | 1 |
| 82.83 | 204-1246B-10H-2,62-64 | 13.77 | 1250 | 0.00908 | within the gas hydrate stability zone, that displays a black speckled pattern and is not included in any of the previous types | 1 |
| 87.64 | 204-1246B-10H-5,93-95 | 13.61 | 767 | 0.00564 | background sample, not included in any of the described types | 1 |
| 90.71 | 204-1246B-11H-1,50-52 | 16.38 | 1980 | 0.01208 | within the IR anomalies described by Weinberger et al. (2005) - related to massive gas hydrates | 1 |
| 92.21 | 204-1246B-11H-2,50-52 | 14.94 | 1110 | 0.00743 | within the gas hydrate stability zone, that displays a black speckled pattern and is not included in any of the previous types | 1 |
| 93.71 | 204-1246B-11H-3,50-52 | 15.63 | 1200 | 0.00768 | away, but at less than 50 cm, from IR anomalies (Weinberger et al., 2005) - related to disseminated gas hydrates | 1 |
| 95.15 | 204-1246B-11H-4,45-47 | 14.89 | 1740 | 0.01168 | within the gas hydrate stability zone, that displays a black speckled pattern and is not included in any of the previous types | 1 |
| 100.77 | 204-1246B-12H-1,106-108 | 15.16 | 3530 | 0.02328 | within the gas hydrate stability zone, that displays a black speckled pattern and is not included in any of the previous types | 3a |
| 102.07 | 204-1246B-12H-2,86-88 | 14.73 | 1990 | 0.01351 | within the gas hydrate stability zone, that displays a black speckled pattern and is not included in any of the previous types | 1 |
| 103.33 | 204-1246B-12H-3,62-64 | 13.75 | 1100 | 0.00800 | background sample, not included in any of the described types | 1 |
| 104.57 | 204-1246B-12H-4,50-52 | 16.60 | 1490 | 0.00898 | within the gas hydrate stability zone, that displays a black speckled pattern and is not included in any of the previous types | 1 |
| 105.84 | 204-1246B-12H-5,50-52 | 13.85 | 1370 | 0.00990 | away, but at less than 50 cm, from IR anomalies (Weinberger et al., 2005) - related to disseminated gas hydrates | 1 |
| 107.34 | 204-1246B-12H-6,50-52 | 12.63 | 859 | 0.00680 | away, but at less than 50 cm, from IR anomalies (Weinberger et al., 2005) - related to disseminated gas hydrates | 1 |
| 111.21 | 204-1246B-13H-2,50-52 | 12.04 | 825 | 0.00685 | background sample, not included in any of the described types | 1 |
| 115.71 | 204-1246B-13H-5,50-52 | 14.38 | 1270 | 0.00883 | located below the gas hydrate stability zone | 1 |
| 119.71 | 204-1246B-14H-1,100-102 | 24.12 | 9780 | 0.04055 | located below the gas hydrate stability zone | 3b |
| 124.26 | 204-1246B-15H-2,50-52 | 32.09 | 16200 | 0.05049 | located below the gas hydrate stability zone | 3b |
| 128.80 | 204-1246B-15H-5,54-56 | 21.82 | 7220 | 0.03309 | located below the gas hydrate stability zone | 3b |
| 131.81 | 204-1246B-16H-2,50-52 | 12.93 | 1170 | 0.00905 | located below the gas hydrate stability zone | 1 |
| 136.27 | 204-1246B-16H-5,46-48 | 13.98 | 1220 | 0.00872 | located below the gas hydrate stability zone | 1 |