Collett, Tim S; Ladd, John W (2000): (Table 4) Volume of natural gas within the downhole log-inferred gas-hydrate occurrences in ODP Leg 164 sites [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.804059, In supplement to: Collett, TS; Ladd, JW (2000): Detection of gas hydrate with downhole logs and assessment of gas hydrate concentrations (saturations) and gas volumes on the Blake Ridge with electrical resistivity log data. In: Paull, CK; Matsumoto, R; Wallace, PJ; Dillon, WP (eds.) Proceedings of the Ocean Drilling Program, Scientific Results, College Station, TX (Ocean Drilling Program), 164, 1-13, https://doi.org/10.2973/odp.proc.sr.164.219.2000
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Project(s):
Ocean Drilling Program (ODP)
Coverage:
Median Latitude: 31.810817 * Median Longitude: -75.512239 * South-bound Latitude: 31.785700 * West-bound Longitude: -75.545817 * North-bound Latitude: 31.843200 * East-bound Longitude: -75.468550
Date/Time Start: 1995-11-07T00:00:00 * Date/Time End: 1995-12-17T00:00:00
Minimum DEPTH, sediment/rock: 318.65 m * Maximum DEPTH, sediment/rock: 321.50 m
Event(s):
164-994 * Latitude: 31.785700 * Longitude: -75.545817 * Date/Time Start: 1995-11-07T00:00:00 * Date/Time End: 1995-11-20T00:00:00 * Elevation: -2798.4 m * Penetration: 1161.8 m * Recovery: 615.1 m * Location: South Atlantic Ocean * Campaign: Leg164 * Basis: Joides Resolution * Method/Device: Composite Core (COMPCORE) * Comment: 98 cores; 833 m cored; 0 m drilled; 73.8% recovery
164-995 * Latitude: 31.803550 * Longitude: -75.522350 * Date/Time Start: 1995-11-20T00:00:00 * Date/Time End: 1995-12-03T00:00:00 * Elevation: -2777.7 m * Penetration: 1160.8 m * Recovery: 540 m * Location: South Atlantic Ocean * Campaign: Leg164 * Basis: Joides Resolution * Method/Device: Composite Core (COMPCORE) * Comment: 97 cores; 808.9 m cored; 0 m drilled; 66.8% recovery
164-997 * Latitude: 31.843200 * Longitude: -75.468550 * Date/Time Start: 1995-12-06T00:00:00 * Date/Time End: 1995-12-17T00:00:00 * Elevation: -2770.1 m * Penetration: 1184.3 m * Recovery: 585.4 m * Location: Nicaraguan Rise, North Atlantic Ocean * Campaign: Leg164 * Basis: Joides Resolution * Method/Device: Composite Core (COMPCORE) * Comment: 102 cores; 798.9 m cored; 0 m drilled; 73.3% recovery
Comment:
Sediment depth is given in mbsf. Gas volume calculation assumes a hydrate number of 6.325 (90% gas-filled clathrate), 1 m**3 of gas hydrate = 164 m**3 free gas at in situ temperature and pressure conditions.
Parameter(s):
| # | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
|---|---|---|---|---|---|---|
| 1 | Event label | Event | ||||
| 2 | Latitude of event | Latitude | ||||
| 3 | Longitude of event | Longitude | ||||
| 4 | Elevation of event | Elevation | m | |||
| 5 | DEPTH, sediment/rock | Depth sed | m | Geocode | ||
| 6 | Depth, top/min | Depth top | m | Collett, Tim S | logging Unit 2 | |
| 7 | Depth, bottom/max | Depth bot | m | Collett, Tim S | logging Unit 2 | |
| 8 | Layer thickness | Thickness | m | Collett, Tim S | of hydrate-bearing zone | |
| 9 | Porosity | Poros | % vol | Collett, Tim S | of sediment | |
| 10 | Saturation | Satur | % | Collett, Tim S | of gas-hydrate | |
| 11 | Volume | Vol | m3 | Collett, Tim S | of hydrate per km**2 | |
| 12 | Volume | Vol | m3 | Collett, Tim S | of gas within hydrate per km**2 |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
21 data points