Geology Mid Cheshire Ridge



sandstone detail


the hills composed of range of sandstones of permian , triassic age. north–south faulting in part responsible elevating harder-wearing strata above general level of cheshire plain. typically higher summits formed helsby sandstone.


the ridge acted of barrier passage of irish sea ice during last ice age , hills etched numerous glacial meltwater channels, many of formed subglacially. particularly spectacular examples @ urchin s kitchen in primrosehill woods , @ holbitch slack near cotebrook.








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