Oolitic ironstones, continental iron flux and reverse weathering in the Proterozoic Eon: Insights from the Tonian Katherine Group, Yukon

M Lechte, G Halverson, M Wallace, T Gibson… - Earth-Science …, 2024 - Elsevier
Oolitic ironstones are iron-rich and chert-poor sedimentary rocks containing concentrically
coated grains composed of iron (oxyhydr) oxides and iron phyllosilicates that offer a unique …

Mud retention in hydrologically closed basins promoted pre-vegetation meandering: evidence from the Neoproterozoic Diabaig Formation, Scotland

WJ McMahon, ST Herron, JA Craig… - Geological Society …, 2024 - lyellcollection.org
Fluvial point-bar deposits are described from the c. 1 Ga Diabaig Formation, representing
some of the most compelling architectural evidence of planform sinuosity recognized in pre …

Pre‐Vegetation Mixed (Wave‐Tide) Energy Trangressive Nearshore Sedimentation: Evidence From the Proterozoic Passive Margin Sequence of NW Himalaya, India

S Saha - Geological Journal, 2024 - Wiley Online Library
The coupled evolution of the Earth's atmosphere–biosphere system through time has
caused irreversible changes in the geodynamics as well as surface processes and …

The early–middle Cambrian siliciclastic tide‐dominated succession in eastern Korea

MK Oh, T Choi, JH Lee - The Depositional Record, 2024 - Wiley Online Library
Abstract The basal Taebaek Group (Myeonsan and Myobong formations) illustrates second‐
order transgression on the eastern Sino‐Korean Block during the early–middle Cambrian …

Palaeoenvironments of the Tonian to Cryogenian transition in the Adelaide Superbasin

G Virgo - 2023 - digital.library.adelaide.edu.au
The Neoproterozoic (~ 1000 to 539 Ma) was one of the most dynamic eras in Earth history
and was punctuated by significant tectonic, biological, atmospheric, and climatic events. This …