Aljustrel
Iberian Pyrite Belt, Alentejo, Portugal
Volcanogenic massive sulfidesCu
- Type
- Volcanogenic massive sulfide
Copper ores of the southern Iberian Peninsula, analysed for lead and copper to trace the origin of copper in Roman coins.
206Pb/204Pb isotope ratio, no unit Values of the same system
Standard : NIST SRM 981
| Value | Range | n | Mineral or matrix | Source |
|---|---|---|---|---|
| 18.27637 ± 0.00069 | secondary copper ore Aljustrel mine; 2σ uncertainty. | Klein et al. (2009), The lead and copper isotopic composition of copper ores from the Sie… |
207Pb/204Pb isotope ratio, no unit Values of the same system
Standard : NIST SRM 981
| Value | Range | n | Mineral or matrix | Source |
|---|---|---|---|---|
| 15.62711 ± 0.00049 | secondary copper ore Aljustrel mine; 2σ uncertainty. | Klein et al. (2009), The lead and copper isotopic composition of copper ores from the Sie… |
208Pb/204Pb isotope ratio, no unit Values of the same system
Standard : NIST SRM 981
| Value | Range | n | Mineral or matrix | Source |
|---|---|---|---|---|
| 38.30711 ± 0.00067 | secondary copper ore Aljustrel mine; 2σ uncertainty. | Klein et al. (2009), The lead and copper isotopic composition of copper ores from the Sie… |
δ65Cu in ‰ (per mil) Values of the same system
Standard : NIST SRM 976
| Value | Range | n | Mineral or matrix | Source |
|---|---|---|---|---|
| 1.91 ± 0.01 ‰ | secondary copper ore Aljustrel mine; 2σ uncertainty. | Klein et al. (2009), The lead and copper isotopic composition of copper ores from the Sie… |
Deposits of the same type
- Neves-Corvo Portugal
- Tharsis Spain
- Ceinture Pyriteuse Ibérique (représentant) Spain/Portugal
- Rio Tinto Spain
- Rifugio Borromeo (Paradiso) Italy
- Calceranica Italy
- Vetriolo Italy
- Val di Sella Italy
Cite this page
IsoFind Atlas (2026). Aljustrel, isotope signatures. https://www.isofind.tech/isotopes/en/deposits/aljustrel/ (accessed 2026-10-06).
@misc{isofind2026aljustrelisotopesignatures,
title = {Aljustrel, isotope signatures},
author = {{IsoFind Atlas}},
year = {2026},
url = {https://www.isofind.tech/isotopes/en/deposits/aljustrel/},
note = {Accessed 2026-10-06}
}Updated : 2026-10-06