In Norse mythology Mjölnir is the hammer of Thor, a major Norse god associated with thunder. Mjölnir is depicted in Norse mythology as one of the most fearsome weapons, capable of leveling mountains. The Hammer Mjölnir was said to always return after it had been thrown. Mjölnir was one of the most popular pendants among vikings as they believed it will protect them.
This is 8th century Thor's Hammer Mjölnir. It was found from Odeshög, Sweden. It has viking ornament on all sides.