Mount Windarra
Eastern Goldfields, Western Australia (Laverton), 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. Slightly negative δ34S, within the range of the detailed study by Seccombe et al. (1976). Indicative coordinates.
δ34S in ‰ (per mil) Values of the same system
Standard : V-CDT
| Value | Range | n | Mineral or matrix | Source |
|---|---|---|---|---|
| −1.7 ± 0.4 ‰ | −2 / −1.4 ‰ | 2 | massive breccia (pyrrhotite) and disseminated (pentlandite) ore Mean and standard deviation recalculated from 2 analyses, samples 83 and 84. | 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 |
|---|---|---|---|---|
| −8.7 ‰ | 1 | ultramafic host-rock carbonate (talc-carbonate) Single analysis, sample 85. 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 |
|---|---|---|---|---|
| 10.5 ‰ | 1 | ultramafic host-rock carbonate (talc-carbonate) Single analysis, sample 85. 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… |
Deposits of the same type
- Perseverance Australia
- Carr Boyd Australia
- Mount Clifford (Mount Newman) Australia
- Black Swan Australia
- Scotia Australia
- Mount Keith Australia
- Kambalda Australia
- Nepean Australia
Cite this page
IsoFind Atlas (2026). Mount Windarra, isotope signatures. https://www.isofind.tech/isotopes/en/deposits/mount-windarra/ (accessed 2026-10-13).
@misc{isofind2026mountwindarraisotopesignature,
title = {Mount Windarra, isotope signatures},
author = {{IsoFind Atlas}},
year = {2026},
url = {https://www.isofind.tech/isotopes/en/deposits/mount-windarra/},
note = {Accessed 2026-10-13}
}Updated : 2026-10-13