Brahmaputra at Guwahati
Assam, India
Rivers and surface water
- Type
- River or surface water
Himalayan river sampled by Sharma et al. (1999) to test the role of the Himalaya in the rise of seawater 187Os/188Os: Himalayan rivers supply neither much osmium nor highly radiogenic osmium.
187Os/188Os isotope ratio, no unit Values of the same system
Standard : Rapport absolu, sans standard de référence
| Value | Range | n | Mineral or matrix | Source |
|---|---|---|---|---|
| 1.09 ± 0.02 | 1.07 / 1.1 | 2 | river water (dissolved load) Mean and standard deviation recalculated from 2 analyses, 1.07 to 1.10 (#1 1.10; #2 1.07). Dissolved Os 52 ± 1 fmol/kg; published mean 1.07 ± 0.02, below the mean of the two values (1.085). | Sharma et al. (1999), Himalayan uplift and osmium isotopes in oceans and rivers, Geochimi… |
Deposits of the same type
- Brahmaputra at Tezpur India
- Yarlung Tsangpo, main stem China
- Ganges at Patna India
- Ganges at Kaudiyal India
- Upper Yangtze (Yibin to Fuling) China
- Fanjia river downstream of Niujiaotang China
- River downstream of the Fanjia-Caiyuan confluence (Xiaozhaizi) China
- Caiyuan river (little affected by mining) China
Cite this page
IsoFind Atlas (2026). Brahmaputra at Guwahati, isotope signatures. https://www.isofind.tech/isotopes/en/sites/brahmapoutre-a-guwahati/ (accessed 2026-10-20).
@misc{isofind2026brahmaputraatguwahatiisotopes,
title = {Brahmaputra at Guwahati, isotope signatures},
author = {{IsoFind Atlas}},
year = {2026},
url = {https://www.isofind.tech/isotopes/en/sites/brahmapoutre-a-guwahati/},
note = {Accessed 2026-10-20}
}Updated : 2026-10-20