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Spearthrower wrote:That's what's known as Coinium poundum



Bathynomus Giganteus wrote:
I think you may be confusing me with someone else.





The_Piper wrote:A geology professor would probably know what it is right away.
I find round rocks that look just like that a lot...with the outside layer "peeling" away, but I don't think they're fossils.
They're almost like geodes without the crystal. I don't know how they're formed, maybe something concreted inside.
It would be nice to know.![]()
Perhaps this thread belongs in Earth sciences.


Bathynomus Giganteus wrote:The_Piper wrote:A geology professor would probably know what it is right away.
I find round rocks that look just like that a lot...with the outside layer "peeling" away, but I don't think they're fossils.
They're almost like geodes without the crystal. I don't know how they're formed, maybe something concreted inside.
It would be nice to know.![]()
Perhaps this thread belongs in Earth sciences.
Good point. I'll pm Faithfree.

The_Piper wrote:Bathynomus Giganteus wrote:The_Piper wrote:A geology professor would probably know what it is right away.
I find round rocks that look just like that a lot...with the outside layer "peeling" away, but I don't think they're fossils.
They're almost like geodes without the crystal. I don't know how they're formed, maybe something concreted inside.
It would be nice to know.![]()
Perhaps this thread belongs in Earth sciences.
Good point. I'll pm Faithfree.
If you find out, let us know.
Ironclad wrote:Looks like a cannon ball.


theropod wrote:I'm pretty sure that's a concretion. There may be a bit of fossil at the very center, or not. Still, without a first hand look I can't be 100% sure. Right now I'd go as far as 90% sure though.
RS

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