hollow place in rock made when an organism died and was buried and holes in the rock let air or water reach it and dissolve the organism

asked Sep 8, 2018 19.1k views

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2 votes

When this happens it creates a mold because it is a cavity left behind in the rock.

David Dias answered Sep 10, 2018

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1 vote

I think it might be a mold?

Dib answered Sep 13, 2018

by Dib

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