Black Swan
Eastern Goldfields, Western Australia, Australia
Magmatic (Ni-Cu-PGE, carbonatites)Ni
- Type
- Magmatic Ni sulphides at the base of komatiitic flows or sills
Yilgarn Craton, Archaean greenstone belts (2.62 to over 2.76 Ga), metamorphism up to lower amphibolite facies. Low-grade pyrite-millerite mineralisation, magmatic sulphur. Indicative coordinates.
δ34S in ‰ (per mil) Values of the same system
Standard : V-CDT
| Value | Range | n | Mineral or matrix | Source |
|---|---|---|---|---|
| 1.6 ‰ | 1 | disseminated ore (pyrite) Single analysis, sample 86. | Donnelly et al. (1977), A reconnaissance study of stable isotope ratios in Archaean rocks… |
δ13C in ‰ (per mil) Values of the same system
Standard : V-PDB
| Value | Range | n | Mineral or matrix | Source |
|---|---|---|---|---|
| −4.4 ‰ | 1 | ultramafic host-rock carbonate (talc-carbonate) Single analysis, sample 87. Dolomite, magnesite and minor calcite; magmatic CO2 according to the authors. | Donnelly et al. (1977), A reconnaissance study of stable isotope ratios in Archaean rocks… |
δ18O in ‰ (per mil) Values of the same system
Standard : V-SMOW
| Value | Range | n | Mineral or matrix | Source |
|---|---|---|---|---|
| 14.3 ‰ | 1 | ultramafic host-rock carbonate (talc-carbonate) Single analysis, sample 87. Dolomite, magnesite and minor calcite; magmatic CO2 according to the authors. | Donnelly et al. (1977), A reconnaissance study of stable isotope ratios in Archaean rocks… |
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Cite this page
IsoFind Atlas (2026). Black Swan, isotope signatures. https://www.isofind.tech/isotopes/en/deposits/black-swan/ (accessed 2026-10-13).
@misc{isofind2026blackswanisotopesignatures,
title = {Black Swan, isotope signatures},
author = {{IsoFind Atlas}},
year = {2026},
url = {https://www.isofind.tech/isotopes/en/deposits/black-swan/},
note = {Accessed 2026-10-13}
}Updated : 2026-10-13