Originally Posted by
IanS
That could be my stones twin (though it looks a couple inches longer*). I'm very interested in your findings.
Yours has a prettier home though.
edit: Check the bottom... after I spent a half hour lapping my HIGHLY dished top... I eventually pried the stone free and lapped the bottom... in about two minutes. :P
Was yours used with oil in the past? Are the dark patches oil residue or some kind of coloring?
Also... how many stones do you have that you can dig around and produce a random mystery stone, eh?
*It's not the size, it's how you use it!