Uru

Licensed IP · Legendary · Timeless

A metal native to the dwarven realm of Nidavellir, uru is the premier enchantable material in the known cosmos. It absorbs and stores magical enchantments with extraordinary efficiency, making it the chosen metal for divine weapons.

Identity

Source
Marvel Comics / Norse mythology
Aliases
Asgardian metal, Dwarven ore

Physical Properties

Appearance
Dull grey-blue ore that becomes lustrous silver-grey when worked; faintly warm to the touch
Luster
Metallic
Density
10.5 g/cm³
Melting point
3200 °C
Lighter
Silver
Denser
Titansteel
Magnetism
Non-magnetic
Electrical conductivity
High

Mechanical Properties

Mohs hardness
11
Tensile strength
1300 MPa
Softer
Voidsteel
Harder
Adamantine
Workability
Difficult
Brittleness
Tough
Malleability
Moderate
Ductility
Moderate

Chemical Properties

Corrosion resistance
absolute
Reactivity
none

Lore & Narrative

Mjolnir, the hammer of Thor, is the most famous uru weapon. Its enchantment is so deeply bound into the metal that even destroying Mjolnir does not fully release it: the fragments retain the worthiness enchantment independently.

Notable uses
Divine weapons, enchanted armor, reality-anchoring relics
Forge uses
divine weapons, enchanted armor, relics
Worldbuilding traits
divine, enchantable, asgardian, cosmic

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