Prehistoric Fossil Mud #6 gift The Feldspar group together forms

The Feldspar group together forms the most commonly found mineral group on Earth

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feathery arms would have extended to catch food drifting by in the water

it has been used since ancient times as a firestarting crystal

- Helps relieve SAD disorder

Prehistoric Fossil Mud #6 gift The Feldspar group together formsFound in the North African desert, this is an example of ironstone regolith concretion formed by the hardening of iron rich mud in layers over huge periods of time in sedimentary sandstone. Although the technical term would be ironstone concretion, it's much easier to explain as fossilised mud, due to how they were created, with each piece having a totally unique form and pattern. You'll receive the exact piece of 'fossil mud' as pictured.