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Maybe tooth

by Jamie
(Durham, Ontario)

I found it on a beach off Georgian bay

Comments for Maybe tooth

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by: Anonymous

I'm 100% certain this is a piece of horn coral.

Horn Coral
by: Douglas

I think this is horn coral. It has the right shape and the radiating lines on the big end are consistent with horn coral. This i.e. where the tentacles that gathered food were.

Learn more about horn corals here:

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