Ustarasai
Chatkal, eastern Uzbekistan, Uzbekistan
Other hydrothermalW-Bi (Au)
- Type
- Granite-related W-Bi (± Au) veins
Tungsten-bismuth veins in Palaeozoic carbonate-siliceous sediments. Approximate position. Indicative coordinates.
206Pb/204Pb isotope ratio, no unit Values of the same system
Standard : NIST SRM 981
| Value | Range | n | Mineral or matrix | Source |
|---|---|---|---|---|
| 18.004 | 1 | scheelite One analysis, Table 2. Measured ratios, not age-corrected: the author regards them as close to initial common lead. | Chiaradia (2003), The evolution of tungsten sources in crustal mineralization from Archea… |
207Pb/204Pb isotope ratio, no unit Values of the same system
Standard : NIST SRM 981
| Value | Range | n | Mineral or matrix | Source |
|---|---|---|---|---|
| 15.577 | 1 | scheelite One analysis, Table 2. Measured ratios, not age-corrected: the author regards them as close to initial common lead. | Chiaradia (2003), The evolution of tungsten sources in crustal mineralization from Archea… |
208Pb/204Pb isotope ratio, no unit Values of the same system
Standard : NIST SRM 981
| Value | Range | n | Mineral or matrix | Source |
|---|---|---|---|---|
| 38.161 | 1 | scheelite One analysis, Table 2. Measured ratios, not age-corrected: the author regards them as close to initial common lead. | Chiaradia (2003), The evolution of tungsten sources in crustal mineralization from Archea… |
Deposits of the same type
- Mushiston Tadjikistan
- Lapas Uzbekistan
- Luobugaizi China
- Stepnyak Kazakhstan
- Syrymbet Kazakhstan
- Jiaoxi China
- Askaraly Kazakhstan
- Deh Hosein Iran
Cite this page
IsoFind Atlas (2026). Ustarasai, isotope signatures. https://www.isofind.tech/isotopes/en/deposits/ustarasai/ (accessed 2026-10-13).
@misc{isofind2026ustarasaiisotopesignatures,
title = {Ustarasai, isotope signatures},
author = {{IsoFind Atlas}},
year = {2026},
url = {https://www.isofind.tech/isotopes/en/deposits/ustarasai/},
note = {Accessed 2026-10-13}
}Updated : 2026-10-13