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Gondiães

Trás-os-Montes according to the source, Portugal

Other hydrothermalSn

Type
Primary cassiterite (concentrate)

Primary cassiterite concentrate used for experimental smelts F2 and F3 of Berger et al. (2018), of low purity (35 to 54 % SnO2). Deposit not located: the place cited in the source could not be tied to reliable coordinates.

δ124Sn in ‰ (per mil) Values of the same system

Standard : NIST SRM 3161a

ValueRangenMineral or matrixSource
0.78 ‰1primary cassiterite
One concentrate reduced three times with KCN, Table 5 (nos. 22 to 25): δ124/120Sn = 0.26 ± 0.01 ‰ and δ122/116Sn = 0.39 ± 0.02 ‰ (Puratronic), converted. Clearly heavier than the Penouta ore of the same study.
Berger et al. (2018), Tin isotope fractionation during experimental cassiterite smelting …

Deposits of the same type

Cite this page

IsoFind Atlas (2026). Gondiães, isotope signatures. https://www.isofind.tech/isotopes/en/deposits/gondiaes/ (accessed 2026-10-13).

@misc{isofind2026gondiaesisotopesignatures,
  title = {Gondiães, isotope signatures},
  author = {{IsoFind Atlas}},
  year = {2026},
  url = {https://www.isofind.tech/isotopes/en/deposits/gondiaes/},
  note = {Accessed 2026-10-13}
}

Updated : 2026-10-13