Furuta, Toshio; Kinoshita, Hajimu (1984): (Appendix A) Magnetic properties at DSDP Hole 77-538A [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.809671, In supplement to: Furuta, T; Kinoshita, H (1984): Magnetic properties of basement rock samples from Catoche Knoll, Gulf of Mexico, Deep Sea Drilling Project Leg 77. In: Buffler, RT; Schlager, W; et al. (eds.), Initial Reports of the Deep Sea Drilling Project, Washington (U.S. Govt. Printing Office), 77, 515-523, https://doi.org/10.2973/dsdp.proc.77.118.1984
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Project(s):
Deep Sea Drilling Project (DSDP)
Coverage:
Latitude: 23.849200 * Longitude: -85.165500
Date/Time Start: 1981-01-14T00:00:00 * Date/Time End: 1981-01-14T00:00:00
Minimum Elevation: -2742.0 m * Maximum Elevation: -2742.0 m
Event(s):
77-538A * Latitude: 23.849200 * Longitude: -85.165500 * Date/Time: 1981-01-14T00:00:00 * Elevation: -2742.0 m * Penetration: 332.5 m * Recovery: 137.6 m * Location: Gulf of Mexico/KNOLL * Campaign: Leg77 * Basis: Glomar Challenger * Method/Device: Drilling/drill rig (DRILL) * Comment: 36 cores; 332.5 m cored; 0 m drilled; 41.4 % recovery
Parameter(s):
| # | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
|---|---|---|---|---|---|---|
| 1 | Sample code/label | Sample label | Furuta, Toshio | DSDP/ODP/IODP sample designation | ||
| 2 | Natural remanent magnetization | NRM | mA/m | Furuta, Toshio | Measured | # - shipboard measurements |
| 3 | Susceptibility, volume | kappa | µGs/Oe | Furuta, Toshio | Measured | # - shipboard measurements |
| 4 | Specific saturation magnetization | Is | mA*m2/kg | Furuta, Toshio | Measured | |
| 5 | Type | Type | Furuta, Toshio | Thermomagnetic balance | Temperature dependence of saturation magnetization; Parentheses indicate atypical curves | |
| 6 | Curie temperature | Curie temp | °C | Furuta, Toshio | Measured | During heating; ? means that, because the magnetic moment of this sample is very weak, we could not precisely determine the type or temperature |
| 7 | Curie temperature | Curie temp | °C | Furuta, Toshio | Measured | During cooling; ? means that, because the magnetic moment of this sample is very weak, we could not precisely determine the type or temperature |
| 8 | Ratio | Ratio | Furuta, Toshio | Measured | Ratio of saturation magnetization observed at room temperature after and before heating | |
| 9 | Grain size, mean | Grain size mean | µm | Furuta, Toshio | ||
| 10 | Rock fragments | Rock fragm | Furuta, Toshio | |||
| 11 | Comment | Comment | Furuta, Toshio |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
390 data points
Data
| 1 Sample label (DSDP/ODP/IODP sample designation) | 2 NRM [mA/m] (# - shipboard measurements, M...) | 3 kappa [µGs/Oe] (# - shipboard measurements, M...) | 4 Is [mA*m2/kg] (Measured) | 5 Type (Temperature dependence of sat...) | 6 Curie temp [°C] (During heating; ? means that,...) | 7 Curie temp [°C] (During cooling; ? means that,...) | 8 Ratio (Ratio of saturation magnetiza...) | 9 Grain size mean [µm] | 10 Rock fragm | 11 Comment |
|---|---|---|---|---|---|---|---|---|---|---|
| 77-538A-30-1,59-61 | 20 | 10 | 180 | (Reversible) | 580 | 580 | 1.23 | 500 | Gneiss | Hematite rich |
| 77-538A-30-1,135-137 | 20 | 20 | 620 | Irreversible | 570 | 590 | 3.01 | |||
| 77-538A-31-1,18-20 | 590 | 250 | 2370 | (Reversible) | 580 | 565 | 0.89 | 50 | Plagioclase and clinopyroxene phenocrysts basalt | |
| 77-538A-31-1,23-25 | #340 | #210 | 2110 | Reversible | 575 | 565 | 1.00 | 50 | Plagioclase and clinopyroxene phenocrysts basalt | |
| 77-538A-31-2,47-50 | 10 | 10 | 70 | Irreversible | 555 | 575 | 1.20 | Gneiss | ||
| 77-538A-31-2,125-128 | 30 | 10 | 170 | Reversible | 570 | 570 | 1.01 | 10 | Amphibolite | |
| 77-538A-32-1,50-53 | 1090 | 400 | 3160 | (Reversible) | 520 | 500 | 0.69 | 300 | Plagioclase and clinopyroxene phenocrysts dolerite | Sulfide rich |
| 77-538A-32-1,119-121 | 950 | 290 | 3030 | (Reversible) | 550 | 535 | 0.93 | 500 | Plagioclase and clinopyroxene phenocrysts dolerite | Ilmenite-lamella |
| 77-538A-32-1,132-134 | #990 | #330 | 2490 | (Reversible) | 550 | 530 | 0.94 | 300 | Plagioclase and clinopyroxene phenocrysts dolerite | |
| 77-538A-32-2,50-53 | 870 | 380 | 2680 | (Reversible) | 550 | 525 | 0.92 | 250 | Plagioclase and clinopyroxene phenocrysts dolerite | Sulfide rich |
| 77-538A-32-2,106-108 | #810 | #310 | 2210 | (Reversible) | 540 | 505 | 0.93 | 300 | Plagioclase and clinopyroxene phenocrysts dolerite | |
| 77-538A-32-2,13-136 | 670 | 370 | 2870 | (Reversible) | 555 | 530 | 0.93 | 250 | Plagioclase and clinopyroxene phenocrysts dolerite | Sulfide rich |
| 77-538A-32-3,29-31 | 420 | 350 | 3620 | (Reversible) | 545 | 525 | 0.91 | 400 | Plagioclase and clinopyroxene phenocrysts dolerite | Ilmenite-lamella |
| 77-538A-32-3,70-72 | #640 | #320 | 3070 | (Reversible) | 560 | 545 | 0.97 | 300 | Plagioclase and clinopyroxene phenocrysts dolerite | Ilmenite-lamella |
| 77-538A-32-4,16-18 | #1090 | #330 | 2160 | (Reversible) | 555 | 535 | 0.97 | 250 | Plagioclase and clinopyroxene phenocrysts dolerite | |
| 77-538A-32-4,54-56 | 270 | 360 | 2730 | (Reversible) | 565 | 550 | 0.95 | 300 | Plagioclase and clinopyroxene phenocrysts dolerite | Sulfide rich |
| 77-538A-32-5,33-35 | #690 | #300 | 2070 | (Reversible) | 550 | 535 | 1.04 | 500 | Plagioclase and clinopyroxene phenocrysts dolerite | Ilmenite-lamella |
| 77-538A-32-5,39-41 | 1600 | 380 | 2390 | Reversible | 570 | 565 | 1.00 | 400 | Plagioclase and clinopyroxene phenocrysts dolerite | Ilmenite-lamella |
| 77-538A-32-6,109-111 | 740 | 380 | 3140 | (Reversible) | 530 | 510 | 0.90 | 300 | Plagioclase and clinopyroxene phenocrysts dolerite | Ilmenite-lamella |
| 77-538A-32-6,77-79 | #680 | #350 | 2360 | (Reversible) | 525 | 505 | 0.87 | 400 | Plagioclase and clinopyroxene phenocrysts dolerite | Ilmenite-lamella |
| 77-538A-33-1,88-90 | 100 | 340 | 3330 | Reversible | 570 | 560 | 1.00 | 100 | Amphibolite | High altered Magnetite |
| 77-538A-33-2,81-83 | #10 | #10 | 90 | (Reversible) | 550 | 550 | 1.84 | 80 | Amphibolite | High altered Magnetite |
| 77-538A-33-2,99-101 | 10 | 10 | 90 | Irreversible | 210 | 550 | 1.84 | 60 | Amphibolite | High altered Magnetite |
| 77-538A-34-1,50-53 | 0 | 160 | Reversible | 535 | 530 | 1.00 | 100 | Amphibolite | Ilmenite and Hematite rich | |
| 77-538A-35-1,14-16 | #530 | #110 | 1390 | Reversible | 550 | 545 | 1.13 | 60 | Plagioclase and clinopyroxene phenocrysts basalt | Ilmenite and Hematite rich |
| 77-538A-35-1,106-108 | 2040 | 470 | 3880 | (Reversible) | 550 | 550 | 0.92 | 200 | Plagioclase and clinopyroxene phenocrysts dolerite | Sulfide rich |
| 77-538A-35-2,109-111 | 1480 | 450 | 3830 | Reversible | 550 | 535 | 0.96 | 500 | Plagioclase and clinopyroxene phenocrysts basalt | Sulfide rich |
| 77-538A-35-3,10-13 | 0 | 230 | Reversible | 570 | 565 | 1.10 | 500 | Plagioclase and clinopyroxene phenocrysts dolerite | Sulfide rich | |
| 77-538A-35-3,146-148 | #1840 | #320 | 5550 | (Reversible) | 550 | 530 | 0.91 | 500 | Plagioclase and clinopyroxene phenocrysts dolerite | |
| 77-538A-35-4,69-71 | 1150 | 280 | 620 | Reversible | 560 | 550 | 0.96 | 200 | Plagioclase and clinopyroxene phenocrysts dolerite | |
| 77-538A-35-4,94-96 | #3390 | #370 | 4450 | Reversible | 550 | 535 | 0.93 | 150 | Plagioclase and clinopyroxene phenocrysts dolerite | Ilmenite-lamella |
| 77-538A-36-1,50-53 | 780 | 480 | 470 | (Reversible) | 550 | 525 | 0.91 | 300 | Plagioclase and clinopyroxene phenocrysts dolerite | Sulfide-rich |
| 77-538A-36-1,89-91 | #2020 | #410 | 5720 | (Reversible) | 550 | 525 | 0.90 | 150 | Plagioclase and clinopyroxene phenocrysts dolerite | Very highly altered |
| 77-538A-36-1,109-111 | 1060 | 370 | 4020 | (Reversible) | 545 | 530 | 0.94 | 150 | Plagioclase and clinopyroxene phenocrysts dolerite | |
| 77-538A-36-2,86-88 | #750 | #380 | 3030 | Reversible | 595 | 590 | 1.03 | 150 | Plagioclase and clinopyroxene phenocrysts dolerite | Ilmenite rich |
| 77-538A-36-3,21-23 | #250 | #250 | 1620 | Reversible | 580 | 575 | 1.10 | 200 | Plagioclase and clinopyroxene phenocrysts dolerite | Ilmenite-lamella |
| 77-538A-36-3,39-41 | <10 | <10 | 80 | Reversible? | ?580 | ?680 | 1.10 | Olivine phenocryst websterite | Ilmenite only |