To dream of finding a hagstone indicates a charmed or lucky person. Holding a hagstone in your hands suggests a great deal of power is currently at your disposal.
To dream of throwing a hagstone is a message to think positively as you may lack of personal empowerment. Literally, to dream of a seeing a hagstone in the distance may be indicating that it is time to get your eyes checked.
To find a hagstone in water indicates the power to recover from a recent emotional trauma. On the whole a hagstone in a dream is a fortunate omen.
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