hoping to get some info on what this is, and the value.. has not been cleaned yet, and has some rust on it, mainly the bottom. also what feels to be a very tiny chip in the top that i can just catch with a finger nail. has no writing, just 2 small bumps on the bottom aprx.3 1/16 wide... measures 2 5/8 H and 2 3/8 at the base.. thanks for your help