Iron formations: A global record of Neoarchaean to Palaeoproterozoic environmental history
Iron formations (IF) represent an iron-rich rock type that typifies many Archaean and
Proterozoic supracrustal successions and are chemical archives of Precambrian seawater …
Proterozoic supracrustal successions and are chemical archives of Precambrian seawater …
Snowball Earth climate dynamics and Cryogenian geology-geobiology
Geological evidence indicates that grounded ice sheets reached sea level at all latitudes
during two long-lived Cryogenian (58 and≥ 5 My) glaciations. Combined uranium-lead and …
during two long-lived Cryogenian (58 and≥ 5 My) glaciations. Combined uranium-lead and …
A 200-million-year delay in permanent atmospheric oxygenation
The rise of atmospheric oxygen fundamentally changed the chemistry of surficial
environments and the nature of Earth's habitability. Early atmospheric oxygenation occurred …
environments and the nature of Earth's habitability. Early atmospheric oxygenation occurred …
Timing and tempo of the Great Oxidation Event
AP Gumsley, KR Chamberlain… - Proceedings of the …, 2017 - National Acad Sciences
The first significant buildup in atmospheric oxygen, the Great Oxidation Event (GOE), began
in the early Paleoproterozoic in association with global glaciations and continued until the …
in the early Paleoproterozoic in association with global glaciations and continued until the …
The Palaeoproterozoic Hotazel BIF-Mn Formation as an archive of Earth's earliest oxygenation
Abstract The 2.4 Ga Hotazel Formation is a cyclically interlayered sequence of banded iron
formation (BIF) and manganese-rich sedimentary rock at the uppermost part of the …
formation (BIF) and manganese-rich sedimentary rock at the uppermost part of the …
Earth's Great Oxidation Event facilitated by the rise of sedimentary phosphorus recycling
The rise of atmospheric oxygen during the Great Oxidation Event some 2.4 billion years ago
was a defining transition in the evolution of global biogeochemical cycles and life on Earth …
was a defining transition in the evolution of global biogeochemical cycles and life on Earth …
Bulk and grain-scale minor sulfur isotope data reveal complexities in the dynamics of Earth's oxygenation
The disappearance of mass-independent sulfur isotope fractionation (S-MIF) within the c. 2.3-
billion-year-old (Ga) Rooihoogte Formation has been heralded as a chemostratigraphic …
billion-year-old (Ga) Rooihoogte Formation has been heralded as a chemostratigraphic …
The Great Oxidation and a Siderian snowball Earth: MIF-S based correlation of Paleoproterozoic glacial epochs
PF Hoffman - Chemical Geology, 2013 - Elsevier
Existing correlation schemes between early Paleoproterozoic successions divorce the low-
latitude Makganyene glaciation in southern Africa from the Great Oxidation (GO), as …
latitude Makganyene glaciation in southern Africa from the Great Oxidation (GO), as …
[HTML][HTML] Improving the chronostratigraphic framework of the Transvaal Supergroup (South Africa) through in-situ and high-precision U-Pb geochronology
Abstract The Transvaal Supergroup, on the Kaapvaal Craton in South Africa, is widely
accepted as one of the best-preserved sedimentary archives to constrain planetary-scale …
accepted as one of the best-preserved sedimentary archives to constrain planetary-scale …
Precambrian continental freeboard and geological evolution: a time perspective
PG Eriksson, R Mazumder, O Catuneanu… - Earth-Science …, 2006 - Elsevier
Continental crustal growth rates, crustal volumes/thicknesses, and continental freeboard are
considered to be intimately related; however none are easy to quantify, least of all in the …
considered to be intimately related; however none are easy to quantify, least of all in the …