| http://www.w3.org/ns/prov#value | - Your specimen shows none.There are examples of all of those on this page, showing the conchoidal marks- http://www.iow-metaldetecting.co.uk/page8.html It is stone, but a fine-grained sandstone rather than flint, I am pretty sure.I see nothing of note in it.But there was no harm in asking!
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