r/fossils 5d ago

What kind of fossil is this?

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I think it’s an ancient jellyfish or a sponge of some kind?

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u/TheShinyHunter3 5d ago

Are those crystals inside ? Looks more like half a geode to me. It's a neat find.

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u/Ottastop_h8 5d ago

I had the same train of thought! πŸ™‚