Articles with "ediacaran" as a keyword



Insights into hydrothermal controls and processes leading to the formation of the Late Ediacaran Gaoyan stratiform manganese-carbonate deposit, Southwest China

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Published in 2021 at "Ore Geology Reviews"

DOI: 10.1016/j.oregeorev.2021.104524

Abstract: Abstract The stratiform Mn-carbonate ore from the Gaoyan deposit occurs within terrigenous-sedimentary rocks of the upper part of the Ediacaran Doushantuo Formation and is characterized by rhodochrosite spherulites. Here we examine the effect of depositional… read more here.

Keywords: deposit; insights hydrothermal; stratiform; formation ... See more keywords
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Reconstruction of the Ediacaran sulfur cycle and oceanic redox evolution in shallow-water regions of the Yangtze platform, South China

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Published in 2021 at "Precambrian Research"

DOI: 10.1016/j.precamres.2020.106004

Abstract: Abstract The emergence and proliferation of metazoan lineage in the Ediacaran Period is commonly hypothesized to reflect an increase in the oxygen content of marine environments. However, recent studies suggest that the Ediacaran oceanic redox… read more here.

Keywords: ediacaran; shallow water; yangtze platform; oceanic redox ... See more keywords

The terminal Ediacaran Tongshan Lagerstätte from South China

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Published in 2025 at "Nature Communications"

DOI: 10.1038/s41467-025-65176-2

Abstract: Because the informative Burgess Shale-type preservation is uncommon in the Ediacaran, mouldic Ediacara-type preservation provides insight into the early evolution of organisms like metazoans (including typical fronds), protists, and algae. Here, we report the Burgess… read more here.

Keywords: burgess shale; ediacaran; preservation; shale type ... See more keywords

Palaeobiology of latest Ediacaran phosphorites from the upper Khesen Formation, Khuvsgul Group, northern Mongolia

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Published in 2019 at "Journal of Systematic Palaeontology"

DOI: 10.1080/14772019.2018.1443977

Abstract: Microfossil assemblages that include large acritarchs with complex processes, known as Doushantuo-Pertatataka-type acritarchs, are recovered from early Ediacaran successions globally. They are commonly found in shale and chert lithologies, but their diversity and palaeobiological significance… read more here.

Keywords: phosphorites upper; upper khesen; khesen formation; ediacaran ... See more keywords

Cochleatina: an enigmatic Ediacaran–Cambrian survivor among small carbonaceous fossils (SCFs)

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Published in 2020 at "Palaeontology"

DOI: 10.1111/pala.12484

Abstract: Conspicuously few body‐fossil taxa are known to span the Ediacaran–Cambrian boundary, a pattern usually taken to signal either a terminal Proterozoic mass extinction, or taphonomic failure. We draw attention to the emerging record of small… read more here.

Keywords: ediacaran; carbonaceous fossils; fossils scfs; ediacaran cambrian ... See more keywords

Magnetostratigraphic constraints on the late Ediacaran paleomagnetic enigma

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Published in 2025 at "Science Advances"

DOI: 10.1126/sciadv.ady3258

Abstract: Paleogeography of the Ediacaran Period has remained poorly understood because of paleomagnetic studies commonly yielding perplexing or conflicting data. Here, we report new magnetostratigraphic data from the Ediacaran Ouarzazate Group in the Anti-Atlas Mountains of… read more here.

Keywords: paleomagnetic enigma; ediacaran paleomagnetic; magnetostratigraphic constraints; constraints late ... See more keywords

Demise of Ediacaran dolomitic seas marks widespread biomineralization on the Siberian Platform

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Published in 2017 at "Geology"

DOI: 10.1130/g38367.1

Abstract: The trigger for biomineralization of metazoans in the terminal Ediacaran, ca. 550 Ma, has been suggested to be the rise of oxygenation or an increase in seawater Ca concentration, but geochemical and fossil data have… read more here.

Keywords: seawater; chemistry; ediacaran; siberian platform ... See more keywords