δ30Si of Banded iron formations: published values
in ‰ (per mil)
Banded iron formations. 8 published values for 3 deposits or sites. Standards, minerals and sources for every value.
| Deposits | Value | Range | n | Mineral or matrix | Source |
|---|---|---|---|---|---|
| Gongchangling China | −0.47 ± 0.2 ‰ | −0.64 / −0.24 ‰ | 6 | high-grade ore quartz | Fu et al. (2023), Fe-Si-C isotope constraints on the genesis of iron ores in Gongchanglin… |
| Gongchangling China | −1.43 ± 0.53 ‰ | −2.2 / −1 ‰ | 4 | BIF quartz | Fu et al. (2023), Fe-Si-C isotope constraints on the genesis of iron ores in Gongchanglin… |
| Gongchangling China | −1.3 ‰ | −2.2 / −0.8 ‰ | 8 | quartz of magnetite quartzites (BIF) | Li et al. (1995), Experimental study of silicon isotope dynamic fractionation and its app… |
| Isua (BIF) Greenland | −2.23 ± 0.2 ‰ | −2.47 / −1.83 ‰ | 10 | quartz of regularly banded BIFs | André et al. (2006), Silicon isotopes in ~3.8 Ga West Greenland rocks as clues to the Eoa… |
| Isua (BIF) Greenland | −1.02 ± 0.38 ‰ | −1.39 / −0.54 ‰ | 6 | quartz of deformed BIFs (microfolds, boudins) | André et al. (2006), Silicon isotopes in ~3.8 Ga West Greenland rocks as clues to the Eoa… |
| Isua (BIF) Greenland | −0.96 ± 0.73 ‰ | −1.99 / −0.25 ‰ | 4 | quartz of associated metacherts | André et al. (2006), Silicon isotopes in ~3.8 Ga West Greenland rocks as clues to the Eoa… |
| Jingshansi (Wuyang) China | −1.23 ± 0.62 ‰ | −1.9 / −0.4 ‰ | 6 | quartz of quartz-pyroxene-magnetite ore | Liu et al. (2015), Carbon, oxygen and silicon isotope composition tracing for the ore-for… |
| Jingshansi (Wuyang) China | 0 ‰ | 0 / 0 ‰ | 2 | quartz of host leptites | Liu et al. (2015), Carbon, oxygen and silicon isotope composition tracing for the ore-for… |
Published δ30Si (silicon) values, deposit by deposit
Cite this page
IsoFind Atlas (2026). δ30Si of Banded iron formations: published values. https://www.isofind.tech/isotopes/en/silicon-d30si/banded-iron-formations/ (accessed 2026-10-13).
@misc{isofind202630siofbandedironformationspub,
title = {δ30Si of Banded iron formations: published values},
author = {{IsoFind Atlas}},
year = {2026},
url = {https://www.isofind.tech/isotopes/en/silicon-d30si/banded-iron-formations/},
note = {Accessed 2026-10-13}
}Updated : 2026-10-13