Villemagne
Southern Massif Central (Cévennes and Causses), France
Other hydrothermalPb-Zn
- Type
- Pb-Zn vein
E-W sphalerite-galena vein cutting the basement-Toarcian cover contact (100,000 t metal). Approximate location. Indicative coordinates.
206Pb/204Pb isotope ratio, no unit Values of the same system
Standard : NIST SRM 981
| Value | Range | n | Mineral or matrix | Source |
|---|---|---|---|---|
| 18.4 ± 0.03 | 18.38 / 18.43 | 3 | galena Mean and standard deviation recalculated from 3 analyses, Table 2. Population 2, more radiogenic: Hercynian or later mineralisation, linked to granitoids or fluid circulation. | Brevart et al. (1982), Metallogenic provinces and the remobilization process studied by l… |
207Pb/204Pb isotope ratio, no unit Values of the same system
Standard : NIST SRM 981
| Value | Range | n | Mineral or matrix | Source |
|---|---|---|---|---|
| 15.64 ± 0.01 | 15.63 / 15.65 | 3 | galena Mean and standard deviation recalculated from 3 analyses, Table 2. Population 2, more radiogenic: Hercynian or later mineralisation, linked to granitoids or fluid circulation. | Brevart et al. (1982), Metallogenic provinces and the remobilization process studied by l… |
208Pb/204Pb isotope ratio, no unit Values of the same system
Standard : NIST SRM 981
| Value | Range | n | Mineral or matrix | Source |
|---|---|---|---|---|
| 38.55 ± 0.01 | 38.54 / 38.56 | 3 | galena Mean and standard deviation recalculated from 3 analyses, Table 2. Population 2, more radiogenic: Hercynian or later mineralisation, linked to granitoids or fluid circulation. | Brevart et al. (1982), Metallogenic provinces and the remobilization process studied by l… |
Deposits of the same type
- Millau (filon de Galès) France
- Nozières France
- Vialas France
- Bardou France
- Olargues France
- Berlou (Le Priou) France
- Bournac France
- Argenneuves France
Cite this page
IsoFind Atlas (2026). Villemagne, isotope signatures. https://www.isofind.tech/isotopes/en/deposits/villemagne/ (accessed 2026-10-13).
@misc{isofind2026villemagneisotopesignatures,
title = {Villemagne, isotope signatures},
author = {{IsoFind Atlas}},
year = {2026},
url = {https://www.isofind.tech/isotopes/en/deposits/villemagne/},
note = {Accessed 2026-10-13}
}Updated : 2026-10-13