another piece-this once has definitely been worked.

[Sherry4134]

 

[ShieldJaguar]

Sorry. Looks natural. Keep looking.

 

[The Grim Reaper]

Sorry Sherry, but that is a natural formation as well.

 

[Treasure_Hunter]

Sorry, natural rock...

 

[tamrock]

I can see how it got your attention as the shape of it does have the characteristics of what should be catching your eye. Once you find a true artifact it only gets better from there imo. Keep on searching, it's the only way to success.