hi again twitch,yes it is ground i think really smooth untill it gets wider,i dont think it is serated though,i think the water got under the rock froze and broke lots of little pieces off?and yes i think it is a point not a knife,reason i thought it was a cumberland because i found one before that was alot like this but had one flute on it,theres a poor picture of it on here somewere,thanks for your thoughts,and i will show more when i can. jamey