Some geology (by Andy)

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Recent improvements in geological mapping.

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200 million years ago there was absolutely nothing here!

An illustration of the perils of using the dilute acid test on limestone!

IMG_5445Geologist explains that fossil mountain bike tracks were unlikley in the Carboniferous.

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‘Howard Carter’ Bowyer examines entrance to tomb on learning that there was a lot of sand here in the Devonian!

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Hilda at her Drift.

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Follow the leader!

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Whin Sill track conveniently laid down in the Carboniferous.

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Rocks used to come all the way up to here (or was it ice?)

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These rocks are a nuisiance.

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It wouldn’t have been wise to hang about here in the Ice Age.

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The stream crossing. Now who’s going first?

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Surely not that Roman aqueduct again!

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Something we took a lichen to.

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Geological maps can make good places to hide.

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