Julius HavsteenIlka C. KleinhannsBenjamin EickmannNicolas J. BeukesRonny Schoenberg2026-03-222026-03-22202210.46427/gold2022.12188https://doi.org/10.46427/gold2022.12188https://andeanlibrary.org/handle/123456789/72714enGeologyGeochemistryEvent (particle physics)Earth sciencePaleontologyMineralogySingle pulse of significant O<sub>2</sub> increase during the Great Oxidation Event – geochemical, isotopic and stratigraphic evidence from the Duitschland and Rooihoogte formations (South Africa)article