minie ball

Does anyone have a clue as to what caliber this bullet is? Found in an area with lots of other standard civil war minie balls. Could it be a miss cast? I thought I have seen one like this before, but I can't find anything close to it!

Ok, so I've been digging quite a few Confederate relics as of late so in my latest video I decided to give a little insight regarding the location where I'm making my finds. Cassville Georgia is a small town in my home county. During the Civil War it was not only the County Seat but it was one...