North Pacific, DSDP Site 165: pelagic clay
North Pacific, Océan Pacifique (eaux internationales)
Sediments
- Type
- Sediment
Surface marine sediment analysed by Ishikawa and Nakamura (1993); δ11B of modern sediments controlled by mixing of continental detritus (illite), marine smectite, biogenic carbonates and silica. Quaternary pelagic clay (core 1-1, 0.4 m) rich in aeolian illite and quartz from Central Asia.
δ11B in ‰ (per mil) Values of the same system
Standard : NIST SRM 951
| Value | Range | n | Mineral or matrix | Source |
|---|---|---|---|---|
| −1.8 ‰ | 1 | pelagic clay Single analysis (DSDP 165 1-1). 121 µg/g B. | Ishikawa & Nakamura (1993), Boron isotope systematics of marine sediments, Earth and Plan… |
Deposits of the same type
- Central equatorial Pacific, station GH 82-4 B72: radiolarian ooze Océan Pacifique (eaux internationales)
- Pacific, DSDP Site 313 (Mid-Pacific Mountains): nannofossil ooze Océan Pacifique (eaux internationales)
- Pebble iron oxide precipitates United States
- Eastern equatorial Pacific, ODP Site 677: siliceous and calcareous oozes Océan Pacifique (eaux internationales)
- Cariaco Basin, core-top sediment PL07-111Bx Venezuela
- Cariaco Basin, core-top sediment PL07-105Bx Venezuela
- Cariaco Basin, core-top sediment PL07-22Bx Venezuela
- Cariaco Basin, core-top sediment PL07-82Bx Venezuela
Cite this page
IsoFind Atlas (2026). North Pacific, DSDP Site 165: pelagic clay, isotope signatures. https://www.isofind.tech/isotopes/en/sites/pacifique-nord-site-dsdp-165-argile-pelagique/ (accessed 2026-10-19).
@misc{isofind2026northpacificdsdpsite165pelagi,
title = {North Pacific, DSDP Site 165: pelagic clay, isotope signatures},
author = {{IsoFind Atlas}},
year = {2026},
url = {https://www.isofind.tech/isotopes/en/sites/pacifique-nord-site-dsdp-165-argile-pelagique/},
note = {Accessed 2026-10-19}
}Updated : 2026-10-19