Milkov, Alexei V; Claypool, George E; Lee, Young-Joo; Sassen, Roger (2005): (Table 4) Molecular and isotopic properties of void gases from sediments near Horizon A of ODP Holes 204-1245C and 204-1250F [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.710772, In supplement to: Milkov, AV et al. (2005): Gas hydrate systems at Hydrate Ridge offshore Oregon inferred from molecular and isotopic properties of hydrate-bound and void gases. Geochimica et Cosmochimica Acta, 69(4), 1007-1026, https://doi.org/10.1016/j.gca.2004.08.021
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Project(s):
Ocean Drilling Program (ODP)
Coverage:
Median Latitude: 44.577385 * Median Longitude: -125.149440 * South-bound Latitude: 44.568610 * West-bound Longitude: -125.150030 * North-bound Latitude: 44.586160 * East-bound Longitude: -125.148850
Date/Time Start: 2002-08-09T15:45:00 * Date/Time End: 2002-08-27T21:30:00
Minimum DEPTH, sediment/rock: 157.65 m * Maximum DEPTH, sediment/rock: 185.29 m
Event(s):
204-1245C * Latitude: 44.586160 * Longitude: -125.148850 * Date/Time Start: 2002-08-09T15:45:00 * Date/Time End: 2002-08-11T00:30:00 * Elevation: -868.6 m * Penetration: 201.7 m * Recovery: 185.31 m * Location: North Pacific Ocean * Campaign: Leg204 * Basis: Joides Resolution * Method/Device: Drilling/drill rig (DRILL) * Comment: 29 cores; 198.7 m cored; 3 m drilled; 93.3 % recovery
204-1250F * Latitude: 44.568610 * Longitude: -125.150030 * Date/Time Start: 2002-08-24T19:15:00 * Date/Time End: 2002-08-27T21:30:00 * Elevation: -795.4 m * Penetration: 180 m * Recovery: 69.1 m * Location: North Pacific Ocean * Campaign: Leg204 * Basis: Joides Resolution * Method/Device: Drilling/drill rig (DRILL) * Comment: 13 cores; 77 m cored; 103 m drilled; 89.7 % recovery
Comment:
Gas concentrations are given as volume parts of natural gases. Zero values = not detected.
Parameter(s):
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
36 data points
Data
| 1 Event | 2 Depth sed [m] | 3 Sample label (DSDP/ODP/IODP sample designation) | 4 CH4 [%] (Gas chromatography) | 5 C2H6 [ppmv] (and other C2 gases, Gas chrom...) | 6 C3H8 [ppmv] (and other C3 gases, Gas chrom...) | 7 i-C4H10 [ppmv] (and other i-C4 hydrocarbons, ...) | 8 n-C4 [ppmv] (and other n-C4 hydrocarbons, ...) | 9 i-C5H12 [ppmv] (and other i-C5 hydrocarbons, ...) | 10 n-C5H12 [ppmv] (and other n-C5 hydrocarbons, ...) | 11 CO2 [%] (Gas chromatography) | 12 H2S [ppmv] (Gas chromatography) | 13 C1/C2+ (Calculated) | 14 C1/CO2 (Calculated) | 15 δ13C CH4 [‰ PDB] (Mass spectrometer Finnigan De...) | 16 δ13C C2H6 [‰ PDB] (and other C2 gases, Mass spec...) | 17 δ13C C3H8 [‰ PDB] (and other C3 gases, Mass spec...) | 18 δ13C [‰ PDB] (and other i-C4 hydrocarbons, ...) | 19 δ13C [‰ PDB] (and other n-C4 hydrocarbons, ...) | 20 δ13C [‰ PDB] (of i-C5 hydrocarbons, Mass sp...) | 21 δ13C [‰ PDB] (of CO2, Mass spectrometer Fin...) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 204-1245C | 185.29 | 204-1245C-24H-6,69 | 96.330 | 1970 | 890 | 180 | 180 | 70 | 0 | 3.342 | 0 | 294.000 | 29.000 | -61.2 | -29.1 | -24.4 | -25.8 | -22.9 | -25.8 | 4.6 |
| 204-1250F | 157.65 | 204-1250F-11X-3,145 | 98.482 | 4420 | 960 | 430 | 10 | 30 | 0 | 0.932 | 0 | 168.000 | 106.000 | -61.7 | -31.0 | -17.0 | -26.6 | 5.4 |