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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: 38.297233 * Longitude: 144.059150
Date/Time Start: 2021-05-18T00:00:00 * Date/Time End: 2021-05-18T00:00:00
Minimum DEPTH, sediment/rock: 0.8 m * Maximum DEPTH, sediment/rock: 0.8 m
Event(s):
386-M0090A (JTPC-03B)  * Latitude: 38.297233 * Longitude: 144.059150 * Date/Time Start: 2021-05-18T00:00:00 * Date/Time End: 2021-05-18T00:00:00 * Elevation: -7445.0 m * Location: Japan Trench * Campaign: Exp386 * Basis: Kaimei * Method/Device: Trigger corer (TC) * Comment: IGSN: IBCR0386EHB5001. Comment: 1.5 m. Location: applied ship's position due to malfunctioning GPC transponder.
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%
Status:
Curation Level: Enhanced curation (CurationLevelC)
Size:
35 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 [%]
386-M0090A 386-M0090A-1P-1,80.0IBCR0386EXH3X010.8siliceous-rich, lithogenic silty clay9.542.947.614.30.00.00.047.60.00.00.00.00.00.00.09.50.00.00.014.30.00.014.30.00.061.99.528.628.60.00.0100.0