Boyce, Robert E (1984): (Table 3) Electrical resistivity, formation factors, and sound velocity at DSDP Hole 75-530A [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.810318, In supplement to: Boyce, RE (1984): Deep Sea Drilling Project Drill Sites 530 and 532 in the Angola Basin and on the Walvis Ridge: Interpretation of induction log data, sonic log data, and laboratory sound velocity, density, porosity-derived reflection coefficients, and vane shear strength. In: Hay, WW; Sibuet, J-C; et al. (eds.), Initial Reports of the Deep Sea Drilling Project (U.S. Govt. Printing Office), 75, 1137-1177, https://doi.org/10.2973/dsdp.proc.75.143.1984
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Project(s):
Deep Sea Drilling Project (DSDP)
Coverage:
Latitude: -19.187700 * Longitude: 9.385800
Date/Time Start: 1980-07-29T00:00:00 * Date/Time End: 1980-07-29T00:00:00
Minimum DEPTH, sediment/rock: 629.0 m * Maximum DEPTH, sediment/rock: 879.0 m
Event(s):
75-530A * Latitude: -19.187700 * Longitude: 9.385800 * Date/Time: 1980-07-29T00:00:00 * Elevation: -4629.0 m * Penetration: 1121 m * Recovery: 617.5 m * Location: South Atlantic/RIDGE * Campaign: Leg75 * Basis: Glomar Challenger * Method/Device: Drilling/drill rig (DRILL) * Comment: 107 cores; 986.5 m cored; 9.5 m drilled; 62.6 % recovery
Parameter(s):
# | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
---|---|---|---|---|---|---|
1 | Depth, relative | Depth rel | m | Boyce, Robert E | From rig floor | |
2 | DEPTH, sediment/rock | Depth sed | m | Geocode – mbsf | ||
3 | Elevation of event | Elevation | m | |||
4 | Hydrostatic pressure | Sigma H | kPa | Boyce, Robert E | see reference(s) | Hydrostatic pressure = depth below sea level x 1.035 g/cm**3; Original unit kg/cm**2, multiplied by 98.0665 |
5 | Salinity | Sal | Boyce, Robert E | Salinity of 34.1 is extrapolated from pore-water samples | ||
6 | Temperature, technical | T tech | °C | Boyce, Robert E | Temperature assumes a 40 deg C/1000 m temperature gradient and a seafloor temperature of 2.9 deg C | |
7 | Resistivity, electrical | Resist electr | Ohm m | Boyce, Robert E | Calculated, see reference(s) | In situ - Pore water |
8 | Conductivity | Cond | mS/cm | Boyce, Robert E | In situ - Pore water. Original unit m-mho/m, multiplied by 0.01 | |
9 | Hole Diameter | HD | in | Boyce, Robert E | Borehole | |
10 | Diameter | Ø | mm | Boyce, Robert E | Borehole | |
11 | Resistivity, electrical | Resist electr | Ohm m | Boyce, Robert E | Calculated, see reference(s) | True formation (hole and bed thickness corrected) |
12 | Conductivity | Cond | mS/cm | Boyce, Robert E | True formation (hole and bed thickness corrected); Original unit m-mho/m, multiplied by 0.01 | |
13 | Natural gamma ray | NGR | API units | Boyce, Robert E | Uncorrected (sonic) | |
14 | - | - | Boyce, Robert E | Hamilton frame velocimeter, Boyce (1976) | Velocity, in µs/ft | |
15 | Sonic velocity | Sonic vel | km/s | Boyce, Robert E | Hamilton frame velocimeter, Boyce (1976) | |
16 | Porosity | Poros | % vol | Boyce, Robert E | Gamma-ray attenuation porosity evaluator (GRAPE) | Derived from Vp |
17 | Size fraction < 0.002 mm, clay | <2 µm | % | Boyce, Robert E | GR (sonic) has a range of 2-23 API units; therefore estimate of precentage clay =GR-2/33-2*100 | |
18 | Formation factor | F | Boyce, Robert E | Calculated, see reference(s) | ||
19 | Porosity | Poros | % vol | Boyce, Robert E | see reference(s) | See reference |
20 | Lithology/composition/facies | Lithology | Boyce, Robert E |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
270 data points
Data
1 Depth rel [m] (From rig floor) | 2 Depth sed [m] (mbsf) | 3 Elevation [m] | 4 Sigma H [kPa] (Hydrostatic pressure = depth ...) | 5 Sal (Salinity of 34.1 is extrapola...) | 6 T tech [°C] (Temperature assumes a 40 deg ...) | 7 Resist electr [Ohm m] (In situ - Pore water, Calcula...) | 8 Cond [mS/cm] (In situ - Pore water. Origina...) | 9 HD [in] (Borehole) | 10 Ø [mm] (Borehole) | 11 Resist electr [Ohm m] (True formation (hole and bed ...) | 12 Cond [mS/cm] (True formation (hole and bed ...) | 13 NGR [API units] (Uncorrected (sonic)) | 14 - (Velocity, in µs/ft, Hamilton ...) | 15 Sonic vel [km/s] (Hamilton frame velocimeter, B...) | 16 Poros [% vol] (Derived from Vp, Gamma-ray at...) | 17 <2 µm [%] (GR (sonic) has a range of 2-2...) | 18 F (Calculated, see reference(s)) | 19 Poros [% vol] (See reference, see reference(s)) | 20 Lithology |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
5274.0 | 629.0 | -4629 | 53426.63 | 34.1 | 28.1 | 0.1762 | 56.77 | 11.30 | 287.0 | ?2.00 | 5.00 | 3 | 159.9 | 1.906 | 50.5 | 3.2 | 11.35 | 29.7 | Mudstone with limestone interbeds |
5282.0 | 637.0 | -4629 | 53514.89 | 34.1 | 28.4 | 0.1707 | 58.59 | 11.20 | 284.0 | 2.40 | 4.17 | 8 | 139.5 | 2.185 | 39.0 | 19.3 | 14.06 | 26.7 | Mudstone with limestone interbeds |
5294.5 | 649.5 | -4629 | 53632.57 | 34.1 | 28.9 | 0.1735 | 57.61 | 11.20 | 284.0 | 3.05 | 3.28 | 8 | 98.6 | 3.092 | 20.2 | 19.3 | 17.58 | 23.9 | Mudstone with limestone interbeds |
5307.5 | 662.5 | -4629 | 53769.86 | 34.1 | 29.4 | 0.1720 | 58.13 | 11.10 | 282.0 | 1.52 | 6.56 | 8 | 176.6 | 1.726 | 61.0 | 19.3 | 8.84 | 33.6 | Mudstone with limestone interbeds |
5341.0 | 696.0 | -4629 | 54113.09 | 34.1 | 30.7 | 0.1681 | 59.49 | 11.30 | 287.0 | 1.54 | 6.51 | 18 | 187.5 | 1.625 | 68.3 | 51.6 | 9.16 | 33.0 | Mudstone and marlstone |
5356.0 | 711.0 | -4629 | 54260.19 | 34.1 | 31.3 | 0.1664 | 60.09 | 11.50 | 292.0 | 1.61 | 6.20 | 15 | 162.6 | 1.875 | 52.1 | 41.9 | 9.68 | 32.1 | Mudstone and marlstone |
5360.0 | 715.0 | -4629 | 54299.42 | 34.1 | 31.5 | 0.1659 | 60.29 | 11.30 | 287.0 | 1.37 | 7.37 | 15 | 184.0 | 1.657 | 65.9 | 41.9 | 8.26 | 34.8 | Mudstone, marlstone and sandstone |
5366.5 | 721.5 | -4629 | 54368.07 | 34.1 | 31.7 | 0.1653 | 60.50 | 11.40 | 290.0 | 1.71 | 5.84 | 17 | 154.9 | 1.968 | 47.5 | 48.4 | 10.34 | 31.1 | Mudstone, marlstone and sandstone |
5372.0 | 727.0 | -4629 | 54426.91 | 34.1 | 32.0 | 0.1645 | 60.80 | 11.20 | 284.0 | 2.50 | 4.00 | 12 | 117.8 | 2.587 | 28.3 | 32.3 | 15.20 | 25.6 | Mudstone, marlstone, sandstone and limestone |
5382.5 | 737.5 | -4629 | 54534.78 | 34.1 | 32.4 | 0.1634 | 61.20 | 11.25 | 286.0 | 1.29 | 7.73 | 18 | 177.9 | 1.713 | 61.9 | 51.6 | 7.89 | 35.6 | No recovery (probably as above) |
5447.5 | 802.5 | -4629 | 55191.83 | 34.1 | 35.0 | 0.1566 | 63.86 | 11.00 | 279.0 | 2.90 | 3.45 | 16 | 126.7 | 2.406 | 32.5 | 45.2 | 18.52 | 23.2 | Siliclastic sandstone and mudstone |
5454.5 | 809.5 | -4629 | 55260.47 | 34.1 | 35.3 | 0.1558 | 64.17 | 11.25 | 286.1 | 2.61 | 3.83 | 10 | 142.7 | 2.136 | 40.7 | 25.8 | 16.75 | 24.4 | Siliclastic sandstone |
5467.0 | 822.0 | -4629 | 55387.96 | 34.1 | 35.8 | 0.1546 | 64.68 | 11.15 | 283.0 | 1.73 | 5.78 | 7 | 151.0 | 2.019 | 45.3 | 16.1 | 11.19 | 29.9 | Siliclastic sandstone |
5523.0 | 878.0 | -4629 | 55956.74 | 34.1 | 38.0 | 0.1493 | 66.98 | 11.30 | 287.0 | ?1.70 | 5.88 | 14 | 136.3 | 2.236 | 37.3 | 38.7 | 11.39 | 29.6 | Claystone |
5524.0 | 879.0 | -4629 | 55966.55 | 34.1 | 38.1 | 0.1491 | 67.08 | 10.80 | 274.0 | ?1.40 | 7.14 | 14 | 165.1 | 1.846 | 53.7 | 38.7 | 9.39 | 32.6 | Claystone |