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PANGAEA.
Data Publisher for Earth & Environmental Science
Abstract:
Descriptions of smear slides from the above given hole of International Ocean Discovery Program (IODP) Expedition 386 (Japan Trench Paleoseismology). The offshore phase of this expedition took place between 2021-04-13 and 2021-06-01 onboard Japanese R/V Kaimei from and to Yokosuka, Japan. This was followed by an onshore phase onboard D/V Chikyu between 2022-02-14 – 2022-03-15. During the offshore phase, smear slides were prepared from paleontology samples collected with a tip-cut syringe from section ends every 5 m. During the onshore phase, smear slides samples were collected every 2 m to complement visual core description observations and identify the composition of fine-grained sediment. The smear slides were prepared by putting a small amount of sediment on a glass slide mixed with distilled water. The slide was subsequently evaporated on a hot plate, and the dried sample was mounted in Norland Optical Adhesive 61 using ultraviolet light. Sediment grain size and composition were examined under a polarized light petrographic microscope (Zeiss Axio Imager A1m POL-1) with an ocular micrometer.
For further methodological information see methods chapter in Strasser, M. et al., 2023 https://doi.org/10.14379/iodp.proc.386.102.2023
Keyword(s):
International Ocean Discovery Program (IODP); IODP; Japan Trench; smear slide
Related to:
Strasser, Michael; Ikehara, Ken; Everest, Jeremy D; IODP Expedition 386 Scientists (2023): Japan Trench Paleoseismology. Proceedings of the International Ocean Discovery Program, International Ocean Discovery Program, 386, https://doi.org/10.14379/iodp.proc.386.2023
Coverage:
Latitude: 38.720033 * Longitude: 144.125633
Date/Time Start: 2021-05-09T00:00:00 * Date/Time End: 2021-05-09T00:00:00
Minimum DEPTH, sediment/rock: 1.355 m * Maximum DEPTH, sediment/rock: 17.495 m
Event(s):
386-M0089B (JTPC-04B)  * Latitude: 38.720033 * Longitude: 144.125633 * Date/Time Start: 2021-05-09T00:00:00 * Date/Time End: 2021-05-09T00:00:00 * Elevation: -7607.0 m * Location: Japan Trench * Campaign: Exp386 * Basis: Kaimei * Method/Device: Giant piston corer (GPC) * Comment: IGSN: IBCR0386EHY4001. Comment: 20 m
Comment:
Data was submitted and proofread by Vera Barbara Bender, MARUM - Center for Marine Environmental Sciences (University Bremen) on behalf of ECORD Science Operator Data Management (https://www.ecord.org).
Parameter(s):
#NameShort NameUnitPrincipal InvestigatorMethod/DeviceComment
Event labelEvent
Sample code/labelSample labelDSDP/ODP/IODP sample designation
Proposed International Geo Sample NumberProp IGSN
DEPTH, sediment/rockDepth sedmGeocode
Main LithologyMain lith
SandSand%Polarized light petrographic microscope, Zeiss, Axio Imager [A1m, POL-1]
SiltSilt%Polarized light petrographic microscope, Zeiss, Axio Imager [A1m, POL-1]
ClayClay%Polarized light petrographic microscope, Zeiss, Axio Imager [A1m, POL-1]
QuartzQz%Polarized light petrographic microscope, Zeiss, Axio Imager [A1m, POL-1]
10 PlagioclasePl%Polarized light petrographic microscope, Zeiss, Axio Imager [A1m, POL-1]
11 BiotiteBt%Polarized light petrographic microscope, Zeiss, Axio Imager [A1m, POL-1]
12 GlauconiteGlt%Polarized light petrographic microscope, Zeiss, Axio Imager [A1m, POL-1]
13 Clay mineralsClay min%Polarized light petrographic microscope, Zeiss, Axio Imager [A1m, POL-1]
14 Heavy mineralsHM%Polarized light petrographic microscope, Zeiss, Axio Imager [A1m, POL-1]
15 Pyrite, FeS2Py%Polarized light petrographic microscope, Zeiss, Axio Imager [A1m, POL-1]
16 PhosphophyllitePhosphophyllite%Polarized light petrographic microscope, Zeiss, Axio Imager [A1m, POL-1]
17 Calcite/Aragonite ratioCal/ArgCalculated
18 Lithic grainsLithic%Polarized light petrographic microscope, Zeiss, Axio Imager [A1m, POL-1]
19 Unknown componentsUnk%Polarized light petrographic microscope, Zeiss, Axio Imager [A1m, POL-1]
20 PumicePumice%Polarized light petrographic microscope, Zeiss, Axio Imager [A1m, POL-1]
21 Volcanic glassVolc glass%Polarized light petrographic microscope, Zeiss, Axio Imager [A1m, POL-1]
22 ForaminiferaForam%Polarized light petrographic microscope, Zeiss, Axio Imager [A1m, POL-1]
23 NannofossilsNannos%Polarized light petrographic microscope, Zeiss, Axio Imager [A1m, POL-1]
24 Shell fragmentsShell fragm%Polarized light petrographic microscope, Zeiss, Axio Imager [A1m, POL-1]
25 DiatomsDiatoms%Polarized light petrographic microscope, Zeiss, Axio Imager [A1m, POL-1]
26 RadiolariansRad%Polarized light petrographic microscope, Zeiss, Axio Imager [A1m, POL-1]
27 SilicoflagellatesSilicoflag%Polarized light petrographic microscope, Zeiss, Axio Imager [A1m, POL-1]
28 Sponge spiculaeSponge spic%Polarized light petrographic microscope, Zeiss, Axio Imager [A1m, POL-1]
29 EbriaceaEbriacea%Polarized light petrographic microscope, Zeiss, Axio Imager [A1m, POL-1]
30 Plant debrisPlant deb%Polarized light petrographic microscope, Zeiss, Axio Imager [A1m, POL-1]
31 Lithic grainsLithic%Polarized light petrographic microscope, Zeiss, Axio Imager [A1m, POL-1]lithic components total
32 Volcanic grainsVolc grains%Polarized light petrographic microscope, Zeiss, Axio Imager [A1m, POL-1]
33 Biogenic particlesBiog%Polarized light petrographic microscope, Zeiss, Axio Imager [A1m, POL-1]
34 Siliceous microfossilsSilic foss%Polarized light petrographic microscope, Zeiss, Axio Imager [A1m, POL-1]
35 CarbonatesCarb%Polarized light petrographic microscope, Zeiss, Axio Imager [A1m, POL-1]
36 Plant fragmentsPlants%Polarized light petrographic microscope, Zeiss, Axio Imager [A1m, POL-1]
37 TotalTotal%
38 CommentComment
Status:
Curation Level: Enhanced curation (CurationLevelC)
Size:
386 data points

Data

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


Event

Sample label
(DSDP/ODP/IODP sample designation)

Prop IGSN

Depth sed [m]

Main lith

Sand [%]
(Polarized light petrographic ...)

Silt [%]
(Polarized light petrographic ...)

Clay [%]
(Polarized light petrographic ...)

Qz [%]
(Polarized light petrographic ...)
10 
Pl [%]
(Polarized light petrographic ...)
11 
Bt [%]
(Polarized light petrographic ...)
12 
Glt [%]
(Polarized light petrographic ...)
13 
Clay min [%]
(Polarized light petrographic ...)
14 
HM [%]
(Polarized light petrographic ...)
15 
Py [%]
(Polarized light petrographic ...)
16 
Phosphophyllite [%]
(Polarized light petrographic ...)
17 
Cal/Arg
(Calculated)
18 
Lithic [%]
(Polarized light petrographic ...)
19 
Unk [%]
(Polarized light petrographic ...)
20 
Pumice [%]
(Polarized light petrographic ...)
21 
Volc glass [%]
(Polarized light petrographic ...)
22 
Foram [%]
(Polarized light petrographic ...)
23 
Nannos [%]
(Polarized light petrographic ...)
24 
Shell fragm [%]
(Polarized light petrographic ...)
25 
Diatoms [%]
(Polarized light petrographic ...)
26 
Rad [%]
(Polarized light petrographic ...)
27 
Silicoflag [%]
(Polarized light petrographic ...)
28 
Sponge spic [%]
(Polarized light petrographic ...)
29 
Ebriacea [%]
(Polarized light petrographic ...)
30 
Plant deb [%]
(Polarized light petrographic ...)
31 
Lithic [%]
(lithic components total, Pola...)
32 
Volc grains [%]
(Polarized light petrographic ...)
33 
Biog [%]
(Polarized light petrographic ...)
34 
Silic foss [%]
(Polarized light petrographic ...)
35 
Carb [%]
(Polarized light petrographic ...)
36 
Plants [%]
(Polarized light petrographic ...)
37 
Total [%]
38 
Comment
386-M0089B 386-M0089B-1H-2,60.0IBCR0386EXE2X011.355lithogenic-rich, siliceous ooze1.969.228.89.60.00028.80000000.00.000.0038.51.91.919.20038.50.061.561.50.00100
386-M0089B386-M0089B-1H-3,6.0IBCR0386EXF2X011.825vitric-bearing, lithogenic-rich, siliceous-rich, clayey silt6.567.426.110.94.30021.700000010.910.904.3021.72.22.210.90037.021.741.337.04.30100rounded pumice-type glass shards abundant
386-M0089B386-M0089B-1H-3,12.0IBCR0386EXG2X011.885lithogenic-rich, siliceous ooze with calc. nannofossils0.073.027.02.70.00027.00000000.00.0013.5027.00.02.727.00029.70.070.356.813.50100
386-M0089B386-M0089B-1H-4,50.0IBCR0386EXH2X013.265lithogenic-rich, siliceous-rich, clayey silt4.958.536.67.30.00036.60000000.07.300.0024.40.00.024.40043.97.348.848.80.00100
386-M0089B386-M0089B-1H-6,20.0IBCR0386EXI2X014.980lithogenic-rich, siliceous ooze2.264.433.34.42.20033.30000000.02.200.0033.30.02.222.20040.02.257.857.80.00100
386-M0089B386-M0089B-1H-8,20.0IBCR0386EXJ2X016.995lithogenic-rich, siliceous ooze2.968.628.68.62.90028.60000000.02.900.0028.60.00.028.60040.02.957.157.10.00100
386-M0089B386-M0089B-1H-10,50.0IBCR0386EXK2X019.305siliceous-rich, lithogenic clayey silt0.057.142.98.60.00042.90000000.05.700.0028.60.00.014.30051.45.742.942.90.00100
386-M0089B386-M0089B-1H-12,20.0IBCR0386EXL2X0111.020lithogenic-rich, siliceous ooze2.869.427.88.30.00027.80000000.00.000.0041.70.02.819.40036.10.063.963.90.00100
386-M0089B386-M0089B-1H-14,40.0IBCR0386EXM2X0113.250siliceous-bearing, lithogenic silty clay3.134.462.59.43.10062.50000000.00.000.0015.60.00.09.40075.00.025.025.00.00100
386-M0089B386-M0089B-1H-16,50.0IBCR0386EXN2X0115.380siliceous-bearing, lithogenic clayey silt0.052.447.623.84.80047.60000000.00.000.0023.80.00.00.00076.20.023.823.80.00100
386-M0089B386-M0089B-1H-18,60.0IBCR0386EXO2X0117.495siliceous-bearing, lithogenic silty clay0.039.460.69.13.00060.60300000.00.000.0021.20.00.03.00075.80.024.224.20.00100