Rock 365 : Day 72 : Quartz Arenite #365photos
Day 72 : A fine- to medium-grained quartz arenite, probably Carboniferous in age. Part of Hadrian's Wall at Chesters Fort, Chollerford, Northumberland.
Day 72 : A fine- to medium-grained quartz arenite, probably Carboniferous in age. Part of Hadrian's Wall at Chesters Fort, Chollerford, Northumberland.
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