Great Dyke (intrusion magnetite)
Great Dyke, Zimbabwe
Magmatic (Ni-Cu-PGE, carbonatites)Cr-EGP (Fe-Ti)
- Type
- Layered mafic-ultramafic intrusion
Layered mafic intrusion (LMI) magnetite analysed by Emproto et al. (2026). Three magnetites with no lithology or level given (locality reference: Wilson, 1982), -1.3 to +1.3 ‰; distinct from the Main Sulphide Zone.
δ49Ti in ‰ (per mil) Values of the same system
Standard : OL-Ti
| Value | Range | n | Mineral or matrix | Source |
|---|---|---|---|---|
| −0.2 ± 1.3 ‰ | −1.3 / 1.3 ‰ | 3 | magnetite (level not given) Mean and standard deviation recalculated from 3 analyses, -1.3 to +1.3 (gd 1 +1.3; gd 2 -0.6; gd 3 -1.3). | Emproto et al. (2026), Extensive titanium isotope fractionation in magmatic and hydrother… |
Deposits of the same type
- Bayan Obo China
- Norilsk-Talnakh Russia
- Bushveld, Merensky Reef South Africa
- Bushveld, UG2 chromitite South Africa
- Bushveld, Platreef South Africa
- Sudbury Canada
- Voisey's Bay Canada
- Rössing Namibia
Cite this page
IsoFind Atlas (2026). Great Dyke (intrusion magnetite), isotope signatures. https://www.isofind.tech/isotopes/en/deposits/great-dyke-magnetite-de-l-intrusion/ (accessed 2026-10-20).
@misc{isofind2026greatdykeintrusionmagnetiteis,
title = {Great Dyke (intrusion magnetite), isotope signatures},
author = {{IsoFind Atlas}},
year = {2026},
url = {https://www.isofind.tech/isotopes/en/deposits/great-dyke-magnetite-de-l-intrusion/},
note = {Accessed 2026-10-20}
}Updated : 2026-10-20