Central equatorial Pacific, station GH 82-4 B72: radiolarian ooze
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 surface radiolarian ooze (stored wet).
δ11B in ‰ (per mil) Values of the same system
Standard : NIST SRM 951
| Value | Range | n | Mineral or matrix | Source |
|---|---|---|---|---|
| 0.3 ‰ | 1 | radiolarian ooze (bulk) Single analysis (GH 82-4 B72). 74.8 µg/g B. | Ishikawa & Nakamura (1993), Boron isotope systematics of marine sediments, Earth and Plan… | |
| 4.5 ‰ | 1 | hand-picked radiolarian shells Single analysis (GH 82-4 B72). 70.3 µg/g B; uncertainty ± 0.3 ‰. | Ishikawa & Nakamura (1993), Boron isotope systematics of marine sediments, Earth and Plan… |
Deposits of the same type
- North Pacific, DSDP Site 165: pelagic clay 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). Central equatorial Pacific, station GH 82-4 B72: radiolarian ooze, isotope signatures. https://www.isofind.tech/isotopes/en/sites/pacifique-equatorial-central-station-gh-82-4-b72-boue-a-radiolaires/ (accessed 2026-10-19).
@misc{isofind2026centralequatorialpacificstati,
title = {Central equatorial Pacific, station GH 82-4 B72: radiolarian ooze, isotope signatures},
author = {{IsoFind Atlas}},
year = {2026},
url = {https://www.isofind.tech/isotopes/en/sites/pacifique-equatorial-central-station-gh-82-4-b72-boue-a-radiolaires/},
note = {Accessed 2026-10-19}
}Updated : 2026-10-19