The Marlstone Rock Formation is a geological formation in England. It dates to the Early Jurassic, it consists of "Sandy, shell-fragmental and ooidal ferruginous limestone interbedded with ferruginous calcareous sandstone, and generally subordinate ferruginous mudstone beds", with ironstone.[1]
References
- ^ "Marlstone Rock Formation". The BGS Lexicon of Named Rock Units. British Geological Survey.
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