Murchison-Rushworth (goldfield)
Central Victoria, Melbourne Zone (Western Lachlan Orogen), Australia
Orogenic goldAu
- Type
- Orogenic gold in quartz veins in Ordovician turbidites
Deposit of the Paleozoic Victorian goldfields, chevron-folded and cut by reverse faults; gold mostly deposited before the Devonian granites. Coordinates not published (map only).
ε107Ag in ε units (parts per 10,000) Values of the same system
Standard : NIST SRM 978a
| Value | Range | n | Mineral or matrix | Source |
|---|---|---|---|---|
| −1.8 ε | 1 | silver-bearing native gold Single analysis (M39880). Detail: M39880 (Murchison, Rushworth, Au 96.70 %, Ag 3.29 %, Cu 87 ppm, ± 0.02). ε107Ag = deviation of 107Ag/109Ag from SRM 978a in parts per ten thousand, opposite in sign to ε109Ag. | Voisey et al. (2019), Extreme silver isotope variation in orogenic gold systems implies m… |
Deposits of the same type
- Muruntau Uzbekistan
- Kalgoorlie (Golden Mile) Australia
- Victorian Goldfields Australia
- Ashanti (Obuasi) Ghana
- Loulo (district de Gara-Yalea) Mali
- Gounkoto Mali
- Massawa Senegal
- Kirkland Lake (Macassa mine) Canada
Cite this page
IsoFind Atlas (2026). Murchison-Rushworth (goldfield), isotope signatures. https://www.isofind.tech/isotopes/en/deposits/murchison-rushworth-champ-aurifere/ (accessed 2026-10-21).
@misc{isofind2026murchisonrushworthgoldfieldis,
title = {Murchison-Rushworth (goldfield), isotope signatures},
author = {{IsoFind Atlas}},
year = {2026},
url = {https://www.isofind.tech/isotopes/en/deposits/murchison-rushworth-champ-aurifere/},
note = {Accessed 2026-10-21}
}Updated : 2026-10-21