is this petrified wood?

[gods country girl]

found this on the ground,looking around the remains of a house they demolished last week . looks like wood but is hard as stone,
is it petrified wood?

 

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[relic lover]

It really looks a lot like it could be. Nice find.

 

[deepskyal]

Might be celestine Looks like some mineral I've seen. Just can't put a finger on it.