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Dagejia stream (Changmaqu, Tibet)

Southern Tibet, China

Rivers and surface water

Type
River or surface water

Mediterranean-Himalayan geothermal belt, along the Indus-Yarlung Zangbo suture. Stream receiving the Dagejia hot-spring waters; samples from 1000 m upstream (south) to 1000 m downstream (north) of the main spring DGJ-12. Site not precisely located: the source gives no coordinates.

δ30Si in ‰ (per mil) Values of the same system

Standard : NBS 28

ValueRangenMineral or matrixSource
−0.31 ± 0.35 ‰−0.79 / 0.01 ‰4
Mean and standard deviation recalculated from 4 samples. DGJ-15 (-1000 m), DGJ-5 (+10 m), DGJ-1 (+200 m) and DGJ-20 (+1000 m); -0.79 ‰ is the lowest surface-water value. Temperatures 12-19 °C.
Wang et al. (2019), The origin of rare alkali metals in geothermal fluids of southern Tib…

Deposits of the same type

Cite this page

IsoFind Atlas (2026). Dagejia stream (Changmaqu, Tibet), isotope signatures. https://www.isofind.tech/isotopes/en/sites/ruisseau-de-dagejia-changmaqu-tibet/ (accessed 2026-10-13).

@misc{isofind2026dagejiastreamchangmaqutibetis,
  title = {Dagejia stream (Changmaqu, Tibet), isotope signatures},
  author = {{IsoFind Atlas}},
  year = {2026},
  url = {https://www.isofind.tech/isotopes/en/sites/ruisseau-de-dagejia-changmaqu-tibet/},
  note = {Accessed 2026-10-13}
}

Updated : 2026-10-13