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Geology, Palaeontology & Archaeology / Re: What is this ridged fossil found in Somerset?
« on: 04/11/2018 22:53:50 »
the green bits are lichen. I found it protruding from a rock on the edge of a rockpool at low tide.
I don't think it is sandstone, it doesn't feel like sandpaper.
what do you think of this pattern which is on several areas of one surface?
20181103_102347 (2).jpg (545.32 kB . 1264x2457 - viewed 5485 times)
I don't think it is sandstone, it doesn't feel like sandpaper.
what do you think of this pattern which is on several areas of one surface?
20181103_102347 (2).jpg (545.32 kB . 1264x2457 - viewed 5485 times)