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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: 36.100833 * Longitude: 142.758467
Date/Time Start: 2021-04-21T00:00:00 * Date/Time End: 2021-04-21T00:00:00
Minimum DEPTH, sediment/rock: 0.955 m * Maximum DEPTH, sediment/rock: 17.750 m
Event(s):
386-M0082B (JTPS-02A)  * Latitude: 36.100833 * Longitude: 142.758467 * Date/Time Start: 2021-04-21T00:00:00 * Date/Time End: 2021-04-21T00:00:00 * Elevation: -7989.0 m * Location: Japan Trench * Campaign: Exp386 * Basis: Kaimei * Method/Device: Giant piston corer (GPC) * Comment: IGSN: IBCR0386EHD1001. 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-M0082B 386-M0082B-1H-2,10.0IBCR0386EX8VW010.955lithogenic-rich, siliceous ooze4.871.423.811.90.00023.80.00000004.800035.70.0023.80035.74.859.559.500100
386-M0082B386-M0082B-1H-3,60.0IBCR0386EX9VW012.465lithogenic-rich, ash16.183.90.00.032.3000.03.200000064.50000.00.000.00035.564.50.00.000100fall-out tephra, pumiceous volcanic glass abundance including colored glass; heavy mineral (HM): Orthopyroxene (Opx) >> Apatite (Ap), Hornblende (Hrb)
386-M0082B386-M0082B-1H-3,61.0IBCR0386EXAVW012.475vitric-rich, lithogenic silt0.087.013.043.50.00013.00.000000043.50000.00.000.00056.543.50.00.000100
386-M0082B386-M0082B-1H-4,40.0IBCR0386EXBVW013.265lithogenic-rich, siliceous ooze0.063.636.49.10.00036.40.00000000.000036.40.0018.20045.50.054.554.500100
386-M0082B386-M0082B-1H-6,50.0IBCR0386EXCVW015.390lithogenic-rich, siliceous ooze0.078.321.74.30.00021.70.00000000.000065.20.008.70026.10.073.973.900100
386-M0082B386-M0082B-1H-8,50.0IBCR0386EXDVW017.410lithogenic-rich, siliceous ooze0.068.831.315.60.00031.30.00000000.000031.36.3015.60046.90.053.153.100100
386-M0082B386-M0082B-1H-10,70.0IBCR0386EXEVW019.655siliceous-rich, lithogenic silty clay0.050.050.016.70.00050.00.00000000.000023.33.306.70066.70.033.333.300100
386-M0082B386-M0082B-1H-12,60.0IBCR0386EXFVW0111.635siliceous-rich, lithogenic clayey silt0.059.540.527.00.00040.50.00000000.000018.90.0013.50067.60.032.432.400100
386-M0082B386-M0082B-1H-14,90.0IBCR0386EXGVW0114.060siliceous-rich, lithogenic clayey silt3.770.425.925.97.40025.90.00000007.400018.57.407.40059.37.433.333.300100
386-M0082B386-M0082B-1H-16,83.0IBCR0386EXHVW0116.115lithogenic-rich, siliceous ooze0.075.624.412.20.00024.40.00000000.000036.62.4024.40036.60.063.463.400100
386-M0082B386-M0082B-1H-18,42.0IBCR0386EXIVW0117.750lithogenic-rich, siliceous ooze3.066.730.315.20.00030.30.00000003.000021.20.0030.30045.53.051.551.500100