A cross posting from my GCSE Natural History blog.
Came across a cracking little guide to the pebbles on the beaches of Scotland (in particular) by the Scottish Geology Trust.
It's a free PDF download from this link.
Scottish Geology Trust ©2021 This work is licensed under an Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0) licence.

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