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Convolute bedding is a type of sedimentary structure that forms from deformation shortly after sedimentation but before the sediment hardens into rock. These are non-tectonic features, meaning they are not caused by large-scale geological forces like metamorphism. Convolute bedding is characterized by complex, folded, or contorted layers within the sediment. This contortion is a result of the sediment's instability, often due to rapid deposition or changes in water content, leading to internal movement and deformation. These structures are typically observed in outcrop or large hand specimens of sedimentary rocks.123

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