Higgins, J A; Schrag, Daniel P (2010): (Table 2) Mg isotope ratios for pore-fluids and dolomite of deep sea sediment samples [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.783093, In supplement to: Higgins, JA; Schrag, DP (2010): Constraining magnesium cycling in marine sediments using magnesium isotopes. Geochimica et Cosmochimica Acta, 74(17), 5039-5053, https://doi.org/10.1016/j.gca.2010.05.019
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Project(s):
Ocean Drilling Program (ODP)
Coverage:
Median Latitude: -1.671950 * Median Longitude: -55.281421 * South-bound Latitude: -31.552667 * West-bound Longitude: -142.015650 * North-bound Latitude: 32.282733 * East-bound Longitude: 15.660222
Date/Time Start: 1994-02-14T04:00:00 * Date/Time End: 2001-11-23T00:00:00
Minimum DEPTH, sediment/rock: 1.4 m * Maximum DEPTH, sediment/rock: 498.5 m
Event(s):
154-925A * Latitude: 4.204150 * Longitude: -43.488900 * Date/Time Start: 1994-02-14T04:00:00 * Date/Time End: 1994-02-19T05:00:00 * Elevation: -3053.0 m * Penetration: 930.4 m * Recovery: 490.05 m * Location: South Atlantic Ocean * Campaign: Leg154 * Basis: Joides Resolution * Method/Device: Drilling/drill rig (DRILL) * Comment: 69 cores; 645.5 m cored; 0 m drilled; 75.9 % recovery
167-1012 * Latitude: 32.282733 * Longitude: -118.383333 * Date/Time Start: 1996-05-10T00:00:00 * Date/Time End: 1996-05-12T00:00:00 * Elevation: -1772.3 m * Penetration: 488.4 m * Recovery: 487.9 m * Location: North Pacific Ocean * Campaign: Leg167 * Basis: Joides Resolution * Method/Device: Composite Core (COMPCORE) * Comment: 53 cores; 488.4 m cored; 0 m drilled; 99.9% recovery
175-1082 * Latitude: -21.094194 * Longitude: 11.820556 * Date/Time: 1997-09-13T00:00:00 * Elevation: -1280.6 m * Penetration: 929.6 m * Recovery: 853 m * Location: Benguela Current, South Atlantic Ocean * Campaign: Leg175 * Basis: Joides Resolution * Method/Device: Composite Core (COMPCORE) * Comment: 102 cores; 929.6 m cored; 0 m drilled; 91.8% recovery
Comment:
Sediment depth is given in mbsf. Analytical uncertainties are reported as the 2 sigma of repeat measurements.
Parameter(s):
| # | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
|---|---|---|---|---|---|---|
| 1 | Event label | Event | ||||
| 2 | DEPTH, sediment/rock | Depth sed | m | Geocode | ||
| 3 | Magnesium | Mg | mmol/l | Higgins, J A | Multi-collector inductively coupled plasma mass spectrometer (MC-ICP-MS) | |
| 4 | δ26Mg | δ26Mg | ‰ | Higgins, J A | Multi-collector inductively coupled plasma mass spectrometer (MC-ICP-MS) | |
| 5 | δ26Mg, standard deviation | δ26Mg std dev | ± | Higgins, J A | pore-fluids | |
| 6 | Sample amount | N | # | Higgins, J A | pore-fluids, total sample replicates | |
| 7 | Number | No | Higgins, J A | pore-fluids, repeat measurements | ||
| 8 | δ26Mg, dolomite | δ26Mg dol | ‰ | Higgins, J A | Multi-collector inductively coupled plasma mass spectrometer (MC-ICP-MS) | |
| 9 | δ26Mg, standard deviation | δ26Mg std dev | ± | Higgins, J A | Multi-collector inductively coupled plasma mass spectrometer (MC-ICP-MS) | dolomite |
| 10 | Sample amount | N | # | Higgins, J A | dolomite, total sample replicates | |
| 11 | Number | No | Higgins, J A | dolomite, repeat measurements |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
269 data points