Results 121 to 130 of about 1,278 (244)

Thermally altered microbialites of the terminal Ediacaran Dengying Formation, Sichuan Basin, South China [PDF]

open access: yes, 2020
In the Sichuan Basin and surrounding areas, the terminal Ediacaran Dengying Formation hosts diverse microbialite forms. Interest in this formation has mainly centered around oil and gas reservoir development, but recent research aims to characterize its ...
Seiden, Adrianne Kay
core  

Of time and taphonomy: preservation in the Ediacaran [PDF]

open access: yes
The late Neoproterozoic witnessed a revolution in the history of life: the transition from a microbial world to the one known today. The enigmatic organisms of the Ediacaran hold the key to understanding the early evolution ...
Kenchington, Charlotte G.   +2 more
core  

Constraints on the late Ediacaran sulfur cycle from carbonate associated sulfate [PDF]

open access: yes
We report new sulfur isotope compositions (δ34S) in carbonate associated sulfate (CAS) and pyrite from the lower Nama Group, Namibia (∼550 to 35‰ is highly unusual in Earth history, and in the terminal Ediacaran is best explained by a high pyrite burial ...

core   +2 more sources

Geochemical and Radiometric Constraints on the Redox History of Late Ediacaran Oceans [PDF]

open access: yes, 2012
Over the past decade, significant field and laboratory studies have been devoted to furthering understanding of the chemical conditions that accompanied the origin and diversification of Earth's earliest multicellular animals during the Ediacaran Period (
Peek, Sara
core  

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