What is this?

[Acorn]

This may not be anything but it looks like some sort of a scraper to me. It fits perfect in your hand. My son found it on a gravel bar while fishing today.

 

[cbhunter]

Definitely a scraper

 

[Lost Lake]

Mid stage preform.

 

[CATCHDAWG]

^^^Agreed^^^

 

[cbhunter]

I also agree with a preform but I always referred to anything resembling that as a scraper. These guys are right