Seds Online – The worldwide hub for sedimentologists

Rosengarten/Catinaccio mountain range with steep linear clinoforms in the upper unit that mark the progradation (from left (N) to right (S)), of the Triassic M-factory
Lower Cretaceous combined-flow ripples in the Helvetiafjellet Formation, Norway
Holocene aeolian deposits at Lighthouse Point, Eleuthera, Bahamas
Jurassic stratified carbonates of the Age Blue Lias at Nash Point, South Wales, UK
Upper Jurassic lateral migration of a subtidal channel, Curtis Formation, Utah, USA
Recent early burial features in the shallow marine in Abu Dhabi, UAE
Salar de Llamara lagoons, Atacama Desert, Chile. Image courtesy of Amanda Oehlert
Exposed stromatolites at low water level, Great Salt Lake, USA. Image courtesy of Steve Kershaw
Lower Permian Palaeoaplysina build-ups, Kapp Duner Formation, Barents Sea
Tidal meandering channel at low tide cutting through salt marshes near Mont Saint Michel, France
Triassic coral reefs of the Italian Dolomites

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Microbial Influence on Dolomite Formation in an Ancient Lake, Green River Formation (Eocene), USA

Maxwell Pommer, University of Colorado, USA

11/11/2026 4:00 pm (London)

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From the webinars library

Investigating heterogeneous geochemistry of brines and sediments from the Salar de Llamara: A case study from a polyextreme environment

Amanda Oehlert – University of Miami

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