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 …
Multiple sulfur isotopes and the evolution of Earth's surface sulfur cycle
DT Johnston - Earth-Science Reviews, 2011 - Elsevier
The distribution of sulfur isotopes in geological materials reveals information about Earth
history and biogeochemical processes. Research during the last several decades has used …
history and biogeochemical processes. Research during the last several decades has used …
Iron formation: the sedimentary product of a complex interplay among mantle, tectonic, oceanic, and biospheric processes
A Bekker, JF Slack, N Planavsky… - Economic …, 2010 - pubs.geoscienceworld.org
Iron formations are economically important sedimentary rocks that are most common in
Precambrian sedimentary successions. Although many aspects of their origin remain …
Precambrian sedimentary successions. Although many aspects of their origin remain …
The geologic time scale
FM Gradstein, JG Ogg, MD Schmitz, GM Ogg - Boston, USA, 2012 - books.google.com
Construction and assembly of the Geologic Time Scale involves:(a) constructing a relative
(chronostratigraphic) standard scale for key periods in the Earth's rock record;(b) identifying …
(chronostratigraphic) standard scale for key periods in the Earth's rock record;(b) identifying …
Sulfate was a trace constituent of Archean seawater
In the low-oxygen Archean world (> 2400 million years ago), seawater sulfate
concentrations were much lower than today, yet open questions frustrate the translation of …
concentrations were much lower than today, yet open questions frustrate the translation of …
Anomalous sulphur isotopes in plume lavas reveal deep mantle storage of Archaean crust
Basaltic lavas erupted at some oceanic intraplate hotspot volcanoes are thought to sample
ancient subducted crustal materials,. However, the residence time of these subducted …
ancient subducted crustal materials,. However, the residence time of these subducted …
Connections between sulfur cycle evolution, sulfur isotopes, sediments, and base metal sulfide deposits
J Farquhar, N Wu, DE Canfield… - Economic …, 2010 - pubs.geoscienceworld.org
Significant links exist between the sulfur cycle, sulfur geochemistry of sedimentary systems,
and ore deposits over the course of Earth history. A picture emerges of an Archean and …
and ore deposits over the course of Earth history. A picture emerges of an Archean and …
Palaeoproterozoic tectonothermal evolution and deep crustal processes in the Jiao‐Liao‐Ji Belt, North China Craton: a review
The Palaeoproterozoic Jiao‐Liao‐Ji Belt is located in the eastern margin of the Eastern
Block of the North China Craton. In this paper, we synthesize the tectonothermal evolution …
Block of the North China Craton. In this paper, we synthesize the tectonothermal evolution …
Petrography and geochemistry of the Dales Gorge banded iron formation: Paragenetic sequence, source and implications for palaeo-ocean chemistry
Banded iron formations (BIFs) have long been considered marine chemical precipitates or,
as more recently proposed, the result of episodic density flows. In this study, we examined …
as more recently proposed, the result of episodic density flows. In this study, we examined …
Oxygenation of the Earth's atmosphere–ocean system: a review of physical and chemical sedimentologic responses
The Great Oxidation Event (GOE) is one of the most significant changes in seawater and
atmospheric chemistry in Earth history. This rise in oxygen occurred between ca. 2.4 and 2.3 …
atmospheric chemistry in Earth history. This rise in oxygen occurred between ca. 2.4 and 2.3 …