Also known as Witch Stones, Holy Stones, Holey Stones and Eye Stones, these unique stones are naturally formed with holes running clean through them. These holes are usually formed by centuries of water flowing over them and creating a hole. It is more common with soft types of rock but these stones can be found on most coastlines and rivers in varying type of rocks.
The Hag Stone is well known for guarding against evil and negative forces. They also are associated with luck.