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Hirono, Tetsuro (2003): (Table T1) Density, porosity, void ratio, diffusivity and permeability of ODP Site 185-1149 sediments [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.784116, Supplement to: Hirono, T (2003): Data report: Measurement of mass transfer properties with subducted oceanic plate. In: Ludden, JN; Plank, T; Escutia, C (eds.) Proceedings of the Ocean Drilling Program, Scientific Results, College Station, TX (Ocean Drilling Program), 185, 1-14, https://doi.org/10.2973/odp.proc.sr.185.002.2003

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Abstract:
The subduction of oceanic plates regulates crustal growth, influences arc volcanism, and refertilizes the mantle. Continental growth occurs by subduction of crustal material (seawater components, marine sediments, and basaltic crust). The geochemical and physical evolution of the Earth's crust depends, in large part, on the fate of subducted material at convergent margins (Armstrong, 1968, doi:10.1029/RG006i002p00175; Karig and Kay, 1981, 10.1098/rsta.1981.0108). The crustal material on the downgoing plate is recycled to various levels in the subduction zone. The recycling process that takes place in the "Subduction Factory" is difficult to observe directly but is clearly illuminated using chemical tracers. Von Huene and Scholl (1991, doi:10.1029/91RG00969) and Plank and Langmuir (1993, doi:10.1038/362739a0) preliminarily calculated a large flux of subducted materials. By mass balancing the chemical tracers and measuring the fractionations that occur between them, the Subduction Factory work and the effect on the Earth's evolution can be estimated. In order to elucidate this mass balance, Ocean Drilling Program Leg 185 drilled two deepwater shales into the oceanic crust situated in the Mariana-Izu Trenches and recovered core samples of incoming oceanic crust. The calculations of mass circulation in the subduction zone, however, did not take into account the mass transfer properties within subducted oceanic crust, although the dewatering fluid and diffused ions may play an important role in various activities such as seismogeneity, serpentine diapiring, and arc volcanism. Thus, this paper focuses on the quantitative measurements of the physical and mass transfer properties of subducted oceanic crust.
Project(s):
Coverage:
Median Latitude: 31.334975 * Median Longitude: 143.363425 * South-bound Latitude: 31.313200 * West-bound Longitude: 143.351000 * North-bound Latitude: 31.342500 * East-bound Longitude: 143.400400
Date/Time Start: 1999-05-23T15:00:00 * Date/Time End: 1999-06-13T16:15:00
Minimum DEPTH, sediment/rock: 19.50 m * Maximum DEPTH, sediment/rock: 418.41 m
Event(s):
185-1149A  * Latitude: 31.342000 * Longitude: 143.351300 * Date/Time Start: 1999-05-23T15:00:00 * Date/Time End: 1999-05-26T07:25:00 * Elevation: -5817.6 m * Penetration: 191.2 m * Recovery: 174.44 m * Location: North Pacific Ocean * Campaign: Leg185 * Basis: Joides Resolution * Method/Device: Drilling/drill rig (DRILL) * Comment: 23 cores; 191.2 m cored; 0 m drilled; 91.2 % recovery
185-1149B  * Latitude: 31.342200 * Longitude: 143.351000 * Date/Time Start: 1999-05-26T07:25:00 * Date/Time End: 1999-06-02T20:00:00 * Elevation: -5817.5 m * Penetration: 445.2 m * Recovery: 32.93 m * Location: North Pacific Ocean * Campaign: Leg185 * Basis: Joides Resolution * Method/Device: Drilling/drill rig (DRILL) * Comment: 31 core; 284.6 m cored; 151.1 m drilled; 11.6 % recovery
185-1149C  * Latitude: 31.342500 * Longitude: 143.351000 * Date/Time Start: 1999-06-02T20:00:00 * Date/Time End: 1999-06-07T03:00:00 * Elevation: -5817.6 m * Penetration: 426.7 m * Recovery: 6.39 m * Location: North Pacific Ocean * Campaign: Leg185 * Basis: Joides Resolution * Method/Device: Drilling/drill rig (DRILL) * Comment: 8 cores; 76.9 m cored; 0 m drilled; 8.3 % recovery
Parameter(s):
#NameShort NameUnitPrincipal InvestigatorMethod/DeviceComment
Event labelEvent
Sample code/labelSample labelHirono, TetsuroDSDP/ODP/IODP sample designation
DEPTH, sediment/rockDepth sedmGeocode – mbsf
Lithology/composition/faciesLithologyHirono, Tetsuro
Density, wet bulkWBDg/cm3Hirono, Tetsuro
PorosityPoros% volHirono, Tetsuro
Void Ratio descriptionVoid RatioHirono, Tetsuro
Water content, wet massWater wm%Hirono, Tetsuro
Resistivity, electricalResist electrOhm mHirono, Tetsuro
10 PermeabilityPermeabcm/sHirono, Tetsuro
11 Diffusion coefficientDiff coeff10-6 cm2/sHirono, TetsuroCalculatedof iodine (I-)
12 Diffusion coefficientDiff coeff10-6 cm2/sHirono, TetsuroCalculatedof potassium (K+)
13 Velocity, compressional waveVpm/sHirono, Tetsuro
14 Computer tomograph valueCT valueHirono, TetsuroX-ray computed tomography (CT)air = -1000, Water = 0
Size:
156 data points

Data

Download dataset as tab-delimited text — use the following character encoding:


Event

Sample label
(DSDP/ODP/IODP sample designation)

Depth sed [m]
(mbsf)

Lithology

WBD [g/cm3]

Poros [% vol]

Void Ratio

Water wm [%]

Resist electr [Ohm m]
10 
Permeab [cm/s]
11 
Diff coeff [10-6 cm2/s]
(of iodine (I-), Calculated)
12 
Diff coeff [10-6 cm2/s]
(of potassium (K+), Calculated)
13 
Vp [m/s]
14 
CT value
(air = -1000, Water = 0, X-ray...)
185-1149A 185-1149A-3H-419.50Clay1.4672.92.6951.268.650.00000144001.3800001.3500001532696
185-1149A185-1149A-8H-467.10Clay1.4374.82.9753.573.830.00000025201.3700001.2100001515832
185-1149A185-1149A-13H-4114.60Clay1.3380.94.2462.533.660.00000007510.9100000.8750001554640
185-1149A185-1149A-17H-2149.60Pelagic clay1.3660.81.5545.732.200.00000000270.6250000.4770001522944
185-1149B 185-1149B-3R-1171.70Pelagic clay1.5070.82.4348.549.680.00000000040.5370000.37900015081328
185-1149B185-1149B-18R-1302.81Chert2.335.10.052.23665.330.00000000000.0006120.00040549462000
185-1149B185-1149B-27R-1387.60Chalk2.2132.90.4915.280.470.00000006090.4940000.32400021722016
185-1149B185-1149B-29R-3410.58Basalt2.696.40.072.5632.700.00000000000.0005970.00065546062781
185-1149B185-1149B-30R-2418.33Basalt2.599.00.13.5355.930.00000000000.0015800.00130048402641
185-1149C 185-1149C-6R-1312.87Porcellanite2.198.00.093.73491.460.00000000020.0152000.01410032191797
185-1149C185-1149C-8R-1388.67Marl2.3724.70.3310.7135.650.00000002170.4480000.25300023561828
185-1149C185-1149C-11R-1418.41Basalt2.318.10.093.6459.770.00000000010.0035200.00571051672016
185-1149D 185-1149D-8R-1330.13Basalt2.775.90.062.2427.460.00000000010.0007010.00065945691828