Gejiu tin district (unspecified origin)
Gejiu, Yunnan, China
SkarnsSn (Cu, Pb, Zn)
- Type
- Stratiform sulfide, sulfide skarn and vein tin ores
Cassiterite from the Gejiu district with no specified mine (Yamazaki et al., 2013); mineralisation dated at 80 to 240 Ma by the cited authors, in Triassic rocks. The Gaosong and Laochang mines of the same district are described separately. Coordinates of the city of Gejiu. Indicative coordinates.
δ124Sn in ‰ (per mil) Values of the same system
Standard : NIST SRM 3161a
| Value | Range | n | Mineral or matrix | Source |
|---|---|---|---|---|
| 0.23 ± 0.24 ‰ | 1 | cassiterite Single analysis (three measurements), Table 5: δ124/120Sn = -0.19 ± 0.11 ‰ (2 SD) against SPEX1, converted. Sample Gejiu. | Yamazaki et al. (2013), Tin isotope analysis of cassiterites from Southeastern and Easter… |
Deposits of the same type
- Gaosong (Gejiu district) China
- Laochang (Gejiu district) China
- Dulong China
- Nanyangtian China
- Beiya China
- Luziyuan China
- Lame (Lamo, Dachang ore field) China
- Hongshan-Hongniu China
Cite this page
IsoFind Atlas (2026). Gejiu tin district (unspecified origin), isotope signatures. https://www.isofind.tech/isotopes/en/deposits/district-stannifere-de-gejiu-provenance-non-precisee/ (accessed 2026-10-13).
@misc{isofind2026gejiutindistrictunspecifiedor,
title = {Gejiu tin district (unspecified origin), isotope signatures},
author = {{IsoFind Atlas}},
year = {2026},
url = {https://www.isofind.tech/isotopes/en/deposits/district-stannifere-de-gejiu-provenance-non-precisee/},
note = {Accessed 2026-10-13}
}Updated : 2026-10-13