Humble flint sea urchins and the stories they tell

📄 Print or Save to PDF 📄 2 Column Joe Shimmin (UK) Flint is a very hard-wearing rock from the chalk of the Upper Cretaceous. Whole beaches made of flint pebbles can be found many miles away from the chalk strata that the nodules originated in, owing to the rock’s…


READ MORE...To view the rest of this article, you need A subscription. FROM JUST £12.95.

If you are already a subscriber, login here.


Leave a Reply

%d bloggers like this: