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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: 40.437400 * Longitude: 144.437183
Date/Time Start: 2021-04-27T00:00:00 * Date/Time End: 2021-04-27T00:00:00
Minimum DEPTH, sediment/rock: 1.845 m * Maximum DEPTH, sediment/rock: 17.770 m
Event(s):
386-M0085B (JTPN-10A)  * Latitude: 40.437400 * Longitude: 144.437183 * Date/Time Start: 2021-04-27T00:00:00 * Date/Time End: 2021-04-27T00:00:00 * Elevation: -7600.0 m * Location: Japan Trench * Campaign: Exp386 * Basis: Kaimei * Method/Device: Giant piston corer (GPC) * Comment: IGSN: IBCR0386EHW3001. 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:
456 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-M0085B 386-M0085B-1H-2,80.0IBCR0386EXGZW011.845lithogenic-rich, siliceous ooze0.062.537.57.50.00.0037.50.00.0000.0005.00.00025.00.0025.00045.05.050.050.00.00100
386-M0085B386-M0085B-1H-4,40.0IBCR0386EXHZW013.465lithogenic-rich, siliceous ooze0.061.538.57.70.00.0038.50.00.0000.0002.60.00025.60.0025.60046.22.651.351.30.00100
386-M0085B386-M0085B-1H-6,50.0IBCR0386EXIZW015.585siliceous-rich, lithogenic clayey silt2.855.641.78.30.00.0041.70.02.8000.0000.00.00027.80.0019.40052.80.047.247.20.00100
386-M0085B386-M0085B-1H-8,70.0IBCR0386EXJZW017.805siliceous-rich, lithogenic-rich, clayey silt with pyrite0.063.236.810.50.00.0036.80.010.5000.0000.00.00026.30.0015.80057.90.042.142.10.00100
386-M0085B386-M0085B-1H-10,60.0IBCR0386EXKZW019.715vitric-bearing, siliceous-rich, lithogenic silt0.079.220.829.20.00.0020.80.04.2000.00012.50.00020.80.0012.50054.212.533.333.30.00100
386-M0085B386-M0085B-1H-10,77.0IBCR0386EXLZW019.885siliceous-rich, lithogenic clayey silt with pyrite8.747.843.58.70.00.0043.50.08.7000.0004.30.00021.70.0013.00060.94.334.834.80.00100
386-M0085B386-M0085B-1H-12,50.0IBCR0386EXMZW0111.620siliceous-rich, lithogenic silt0.076.223.823.814.30.0023.80.00.0004.8004.80.00014.30.0014.30066.74.828.628.60.00100
386-M0085B386-M0085B-1H-12,60.0IBCR0386EXO7X0111.720siliceous-bearing, lithogenic clayey silt0.058.341.716.716.70.0041.70.00.0000.0000.00.00016.70.008.30075.00.025.025.00.00100
386-M0085B386-M0085B-1H-12,96.0IBCR0386EXNZW0112.080vitric-bearing, siliceous-bearing, lithogenic sandy silt with foraminifers28.657.114.38.628.60.0014.30.02.9000.00020.08.60014.30.002.90054.320.025.717.18.60100
386-M0085B386-M0085B-1H-14,60.0IBCR0386EXOZW0113.730siliceous-rich, lithogenic clayey silt0.064.335.721.40.00.0035.70.00.0000.0000.00.00021.47.1014.30057.10.042.942.90.00100
386-M0085B386-M0085B-1H-15,85.0IBCR0386EXPZW0115.000lithogenic-rich, ash20.870.88.34.212.58.308.34.20.0000.00062.50.0000.00.000.00037.562.50.00.00.00100Glass type: pumiceous glass shards, Heavy mineral: hornblende > biotite > orthopyroxene, apatite
386-M0085B386-M0085B-1H-16,60.0IBCR0386EXQZW0115.755vitric-bearing, siliceous-rich, lithogenic clayey silt0.073.726.326.35.30.0026.30.00.0000.00015.80.00010.50.0015.80057.915.826.326.30.00100
386-M0085B386-M0085B-1H-18,60.0IBCR0386EXRZW0117.770lithogenic siliceous ooze0.062.537.50.012.50.0037.50.00.0000.0000.00.00025.012.5012.50050.00.050.050.00.00100