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Showing results for tags 'metamorphism'.
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Strangely "Cooked" Bones From Carboniferous Lagerstätte Finally Explained (Ireland)
Oxytropidoceras posted a topic in Fossil NewsStrangely Cooked Bones From 300 Millions Years Ago Can Finally Be Explained Michelle Starr, Nature, Science Alert, December 13, 2022 Ancient amphibians had their bones cooked, Trinity College Dublin The open access paper is: Gogáin, A.Ó., O'Sullivan, G., Clements, T., Hoare, B.C., Murray, J. and Wyse Jackson, P.N., 2022. Metamorphism as the cause of bone alteration in the Jarrow assemblage (Langsettian, Pennsylvanian) of Ireland. Palaeontology, 65(6), p.e12628. Yours, Paul H.
Siberian gas venting and the end-Permian environmental crisis
Oxytropidoceras posted a topic in Fossil NewsBelow is an interesting paper, with PDF files online, about the role of contact metamorphism of evaporites and organic rich strata by the Siberian Traps and the end-Permian extinctions. Svensen, H., Planke, S., Polozov, A.G., Schmidbauer, N., Corfu, F., Podladchikov, Y.Y. and Jamtveit, B., 2009. Siberian gas venting and the end-Permian environmental crisis. Earth and Planetary Science Letters, 277(3-4), pp.490-500. http://folk.uio.no/hensven/Svensen_EPSL_2009.pdf https://henriksvensen.wordpress.com/publicationspapers/ https://h