Amazing cover image, Dec 30 issue @pnas.org : #fluidinclusions in #1.4-billion-year-old #halite - repository of atmospheric oxygen and CO2 levels during the #Mesoproterozoic extracted by Justin Park et al.
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Hashtag
#Mesoproterozoic
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@KateShaw has made a new episode, featuring goblet-shaped Diskagma of the Paleoproterozoic, and Horodyskia of the Mesoproterozoic and Neoproterozoic.
strangeanimalspodcast.blubrry.net/2025/08/04/episode-444-d...
#fossils
#preCambrian
#proterozoic
#Paleoproterozoic […]
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Ectasian (Geological periods 🌍)
The Ectasian Period is the second geologic period in the Mesoproterozoic Era and lasted from 1400 Mya to 1200 Mya. Instead of being based on stratigraphy, these dates are defined chronometrically. Geologically the name refers […]
[Original post on mastodon.social]
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#ThinSectionThursday from earlier this year. Some #Mesoproterozoic microbial mats. #Geology #Paleontology
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Synsedimentary to Diagenetic Cu±Co Mineralization in #Mesoproterozoic Pyritic Shale Driven by Magmatic-Hydrothermal Activity on the Edge of the Great Falls #Tectonic Zone–Black Butte, Helena Embayment, Belt-Purcell Basin, USA: Evidence from Sulfide Re-Os #Isotope #Geochemistry
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