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 204-1252A [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.707274, 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: 44.586110 * Longitude: -125.092810
Date/Time Start: 2002-08-29T21:00:00 * Date/Time End: 2002-09-01T00:00:00
Minimum DEPTH, sediment/rock: 0.44 m * Maximum DEPTH, sediment/rock: 256.31 m
Event(s):
204-1252A * Latitude: 44.586110 * Longitude: -125.092810 * Date/Time Start: 2002-08-29T21:00:00 * Date/Time End: 2002-09-01T00:00:00 * Elevation: -1039.2 m * Penetration: 259.8 m * Recovery: 253.62 m * Location: North Pacific Ocean * Campaign: Leg204 * Basis: Joides Resolution * Method/Device: Drilling/drill rig (DRILL) * Comment: 28 cores; 259.8 m cored; 0 m drilled; 97.6 % recovery
Comment:
Sulphate zone <4.5 mbsf, sulphate-methane transition 4.5-7.5 mbsf, bottom simulating reflector 170 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:
483 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 |
|---|---|---|---|---|---|---|
| 0.44 | 204-1252A-1H-1,43-45 | 12.96 | 831 | 0.00641 | within the sulphate zone | 1 |
| 2.09 | 204-1252A-1H-2,58-60 | 11.05 | 1610 | 0.01457 | within the sulphate zone | 1 |
| 3.59 | 204-1252A-1H-3,58-60 | 12.31 | 1450 | 0.01178 | within the sulphate zone | 1 |
| 4.53 | 204-1252A-1H-4,52-54 | 11.37 | 1060 | 0.00932 | within the sulphate-methane transition | 1 |
| 5.77 | 204-1252A-2H-1,86-88 | 10.38 | 583 | 0.00562 | within the sulphate-methane transition | 1 |
| 6.91 | 204-1252A-2H-2,50-52 | 9.95 | 527 | 0.00530 | within the sulphate-methane transition | 1 |
| 8.55 | 204-1252A-2H-3,64-66 | 10.11 | 581 | 0.00575 | background sample, not included in any of the described types | 1 |
| 9.91 | 204-1252A-2H-4,50-52 | 10.72 | 594 | 0.00554 | background sample, not included in any of the described types | 1 |
| 11.41 | 204-1252A-2H-5,50-52 | 10.65 | 625 | 0.00587 | background sample, not included in any of the described types | 1 |
| 12.93 | 204-1252A-2H-6,52-54 | 11.11 | 1050 | 0.00945 | background sample, not included in any of the described types | 1 |
| 14.15 | 204-1252A-2H-7,24-26 | 8.33 | 443 | 0.00532 | within the gas hydrate stability zone, that displays a black speckled pattern and is not included in any of the previous types | 1 |
| 15.16 | 204-1252A-3H-2,50-52 | 9.95 | 511 | 0.00513 | background sample, not included in any of the described types | 1 |
| 16.66 | 204-1252A-3H-3,50-52 | 9.84 | 439 | 0.00446 | background sample, not included in any of the described types | 1 |
| 18.16 | 204-1252A-3H-4,50-52 | 10.24 | 535 | 0.00523 | background sample, not included in any of the described types | 1 |
| 19.77 | 204-1252A-3H-5,61-63 | 10.31 | 499 | 0.00484 | within the IR anomalies described by Weinberger et al. (2005) - related to massive gas hydrates | 1 |
| 21.53 | 204-1252A-3H-6,87-89 | 10.97 | 683 | 0.00623 | within the IR anomalies described by Weinberger et al. (2005) - related to massive gas hydrates | 1 |
| 23.09 | 204-1252A-3H-7,93-95 | 17.43 | 1270 | 0.00729 | within the gas hydrate stability zone, that displays a black speckled pattern and is not included in any of the previous types | 1 |
| 24.41 | 204-1252A-4H-1,50-52 | 26.50 | 1870 | 0.00706 | within the gas hydrate stability zone, that displays a black speckled pattern and is not included in any of the previous types | 2 |
| 25.91 | 204-1252A-4H-2,50-52 | 16.59 | 1170 | 0.00705 | background sample, not included in any of the described types | 1 |
| 27.41 | 204-1252A-4H-3,50-52 | 35.67 | 2830 | 0.00793 | background sample, not included in any of the described types | 2 |
| 28.79 | 204-1252A-4H-4,50-52 | 30.94 | 2570 | 0.00831 | background sample, not included in any of the described types | 2 |
| 30.86 | 204-1252A-4H-5,107-109 | 32.01 | 2980 | 0.00931 | background sample, not included in any of the described types | 2 |
| 31.79 | 204-1252A-4H-6,50-52 | 13.79 | 1380 | 0.01000 | background sample, not included in any of the described types | 1 |
| 33.29 | 204-1252A-4H-7,50-52 | 11.85 | 781 | 0.00659 | background sample, not included in any of the described types | 1 |
| 33.91 | 204-1252A-5H-1,50-52 | 11.72 | 1230 | 0.01050 | within the gas hydrate stability zone, that displays a black speckled pattern and is not included in any of the previous types | 1 |
| 34.50 | 204-1252A-5H-2,50-52 | 10.97 | 647 | 0.00590 | within the gas hydrate stability zone, that displays a black speckled pattern and is not included in any of the previous types | 1 |
| 35.81 | 204-1252A-5H-3,30-32 | 11.16 | 601 | 0.00539 | within the gas hydrate stability zone, that displays a black speckled pattern and is not included in any of the previous types | 1 |
| 37.43 | 204-1252A-5H-4,43-45 | 10.36 | 633 | 0.00611 | within the gas hydrate stability zone, that displays a black speckled pattern and is not included in any of the previous types | 1 |
| 38.75 | 204-1252A-5H-5,25-27 | 11.22 | 578 | 0.00515 | within the gas hydrate stability zone, that displays a black speckled pattern and is not included in any of the previous types | 1 |
| 38.90 | 204-1252A-5H-5,40-42 | 11.33 | 607 | 0.00536 | background sample, not included in any of the described types | 1 |
| 40.17 | 204-1252A-5H-6,17-19 | 12.17 | 736 | 0.00605 | background sample, not included in any of the described types | 1 |
| 42.03 | 204-1252A-5H-7,53-55 | 11.66 | 553 | 0.00474 | background sample, not included in any of the described types | 1 |
| 42.72 | 204-1252A-5H-8,22-24 | 15.60 | 1180 | 0.00757 | within the gas hydrate stability zone, that displays a black speckled pattern and is not included in any of the previous types | 1 |
| 43.41 | 204-1252A-6H-1,50-52 | 29.85 | 1960 | 0.00657 | within the gas hydrate stability zone, that displays a black speckled pattern and is not included in any of the previous types | 2 |
| 44.91 | 204-1252A-6H-2,50-52 | 23.12 | 1710 | 0.00739 | within the gas hydrate stability zone, that displays a black speckled pattern and is not included in any of the previous types | 1 |
| 46.41 | 204-1252A-6H-3,50-52 | 11.51 | 881 | 0.00766 | within the gas hydrate stability zone, that displays a black speckled pattern and is not included in any of the previous types | 1 |
| 47.91 | 204-1252A-6H-4,50-52 | 11.30 | 771 | 0.00682 | within the gas hydrate stability zone, that displays a black speckled pattern and is not included in any of the previous types | 1 |
| 49.41 | 204-1252A-6H-5,50-52 | 11.02 | 627 | 0.00569 | background sample, not included in any of the described types | 1 |
| 50.91 | 204-1252A-6H-6,50-52 | 10.79 | 525 | 0.00487 | background sample, not included in any of the described types | 1 |
| 52.41 | 204-1252A-6H-7,50-52 | 10.22 | background sample, not included in any of the described types | |||
| 54.41 | 204-1252A-7H-2,50-52 | 10.86 | 420 | 0.00387 | within the IR anomalies described by Weinberger et al. (2005) - related to massive gas hydrates | 1 |
| 58.91 | 204-1252A-7H-5,50-52 | 20.73 | 1350 | 0.00651 | background sample, not included in any of the described types | 1 |
| 63.91 | 204-1252A-8H-2,50-52 | 12.02 | 580 | 0.00483 | within the IR anomalies described by Weinberger et al. (2005) - related to massive gas hydrates | 1 |
| 68.41 | 204-1252A-8H-5,50-52 | 11.51 | 450 | 0.00391 | background sample, not included in any of the described types | 1 |
| 75.01 | 204-1252A-9H-3,60-62 | 56.12 | 4640 | 0.00827 | background sample, not included in any of the described types | 2 |
| 78.09 | 204-1252A-9H-5,68-70 | 41.59 | 3950 | 0.00950 | within the gas hydrate stability zone, that displays a black speckled pattern and is not included in any of the previous types | 2 |
| 81.41 | 204-1252A-10H-1,50-52 | 13.24 | 806 | 0.00609 | background sample, not included in any of the described types | 1 |
| 86.51 | 204-1252A-10H-5,50-52 | 27.46 | 1950 | 0.00710 | background sample, not included in any of the described types | 2 |
| 92.39 | 204-1252A-11H-2,48-50 | 11.13 | 359 | 0.00323 | background sample, not included in any of the described types | 1 |
| 96.91 | 204-1252A-11H-5,50-52 | 14.12 | 656 | 0.00465 | away, but at less than 50 cm, from IR anomalies (Weinberger et al., 2005) - related to disseminated gas hydrates | 1 |
| 101.91 | 204-1252A-12H-2,50-52 | 22.29 | 1910 | 0.00857 | background sample, not included in any of the described types | 1 |
| 106.31 | 204-1252A-12H-5,50-52 | 29.76 | 2610 | 0.00877 | background sample, not included in any of the described types | 2 |
| 111.41 | 204-1252A-13H-2,50-52 | 38.83 | 3470 | 0.00894 | away, but at less than 50 cm, from IR anomalies (Weinberger et al., 2005) - related to disseminated gas hydrates | 2 |
| 115.28 | 204-1252A-13H-5,50-52 | 24.74 | 190 | 0.00077 | background sample, not included in any of the described types | 1 |
| 121.02 | 204-1252A-14H-2,61-63 | 11.43 | 434 | 0.00380 | background sample, not included in any of the described types | 1 |
| 126.56 | 204-1252A-14H-6,46-48 | 10.38 | 512 | 0.00493 | background sample, not included in any of the described types | 1 |
| 127.01 | 204-1252A-15H-2,50-52 | 10.70 | 536 | 0.00501 | background sample, not included in any of the described types | 1 |
| 131.38 | 204-1252A-15H-5,50-52 | 9.46 | 282 | 0.00298 | away, but at less than 50 cm, from IR anomalies (Weinberger et al., 2005) - related to disseminated gas hydrates | 1 |
| 136.71 | 204-1252A-16H-2,50-52 | 9.83 | 297 | 0.00302 | background sample, not included in any of the described types | 1 |
| 146.41 | 204-1252A-17H-2,50-52 | 10.38 | 820 | 0.00790 | with soupy texture-related to massive gas hydrates | 1 |
| 150.91 | 204-1252A-17H-5,50-52 | 11.62 | 1520 | 0.01308 | background sample, not included in any of the described types | 1 |
| 156.18 | 204-1252A-18H-2,57-59 | 24.41 | 12200 | 0.04998 | background sample, not included in any of the described types | 3b |
| 165.81 | 204-1252A-19H-2,50-52 | 15.25 | 1090 | 0.00715 | background sample, not included in any of the described types | 1 |
| 170.35 | 204-1252A-19H-5,54-56 | 19.60 | 2080 | 0.01061 | located below the gas hydrate stability zone | 1 |
| 175.51 | 204-1252A-20H-2,50-52 | 13.14 | 603 | 0.00459 | located below the gas hydrate stability zone | 1 |
| 185.11 | 204-1252A-21H-2,50-52 | 14.63 | 1680 | 0.01148 | located below the gas hydrate stability zone | 1 |
| 189.57 | 204-1252A-21H-5,50-52 | 9.00 | 295 | 0.00328 | located below the gas hydrate stability zone | 1 |
| 194.73 | 204-1252A-22H-2,52-54 | 10.51 | 560 | 0.00533 | located below the gas hydrate stability zone | 1 |
| 199.23 | 204-1252A-22H-5,52-54 | 14.16 | 1370 | 0.00968 | located below the gas hydrate stability zone | 1 |
| 203.49 | 204-1252A-23H-2,50-52 | 10.48 | 605 | 0.00578 | located below the gas hydrate stability zone | 1 |
| 207.99 | 204-1252A-23H-5,50-52 | 21.29 | 5340 | 0.02508 | located below the gas hydrate stability zone | 3a |
| 213.21 | 204-1252A-24H-2,50-52 | 25.88 | 12400 | 0.04791 | located below the gas hydrate stability zone | 3b |
| 217.14 | 204-1252A-24H-5,43-45 | 11.84 | 1220 | 0.01031 | located below the gas hydrate stability zone | 1 |
| 222.97 | 204-1252A-25H-2,56-58 | 24.72 | 11000 | 0.04450 | located below the gas hydrate stability zone | 3b |
| 227.50 | 204-1252A-25H-5,59-61 | 13.74 | 3910 | 0.02846 | located below the gas hydrate stability zone | 3a |
| 232.53 | 204-1252A-26H-2,52-54 | 9.88 | 505 | 0.00511 | located below the gas hydrate stability zone | 1 |
| 236.99 | 204-1252A-26H-5,48-50 | 12.30 | 1430 | 0.01163 | located below the gas hydrate stability zone | 1 |
| 242.19 | 204-1252A-27H-2,48-50 | 10.26 | 780 | 0.00760 | located below the gas hydrate stability zone | 1 |
| 248.29 | 204-1252A-27H-6,61-63 | 8.83 | 503 | 0.00569 | located below the gas hydrate stability zone | 1 |
| 251.99 | 204-1252A-28H-2,48-50 | 8.66 | 576 | 0.00665 | located below the gas hydrate stability zone | 1 |
| 256.31 | 204-1252A-28H-5,47-49 | 9.62 | 463 | 0.00481 | located below the gas hydrate stability zone | 1 |