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- noun Plural form of
Sorry, no etymologies found.
Therefore, if I see these bedforms I can define, within a certain margin of error, the nature of the depositing fluids and depo enviro.
So I can infer certain characteristics of the sedimentary environment from the local bedforms. ie a current of this velocity and this depth and sand grains of this diameter will result in this type of cross-bedding.
Evidence for ancient or paleo-ice streams can be found in the geological record in the form of a range of distinctive glacial landforms, especially highly elongate subglacial bedforms.