Adamantium

Licensed IP · Legendary · Modern

A man-made metal alloy that becomes virtually indestructible once it sets. The bonding process is irreversible: adamantium can only be shaped during a brief window while it is molten. Once hardened, no known force can alter its form.

Identity

Source
Marvel Comics
Aliases
True adamantium, Secondary adamantium (degraded alloy)

Physical Properties

Appearance
Bright silver-grey, indistinguishable from high-grade steel until its properties are tested
Luster
Metallic
Density
11.2 g/cm³
Melting point
4800 °C
Lighter
Tumbaga
Denser
Lead
Magnetism
Ferromagnetic
Electrical conductivity
Medium

Mechanical Properties

Mohs hardness
12
Softer
Uru
Workability
Impossible
Brittleness
Tough
Malleability
None
Ductility
None

Chemical Properties

Corrosion resistance
absolute
Reactivity
none

Lore & Narrative

The formula was accidentally discovered during research into a proto-adamantium alloy. The full recipe is known to fewer than a handful of people alive, and its production requires resources controlled by major governments and corporations.

Notable uses
Skeletal reinforcement, indestructible weapons, containment facilities
Forge uses
skeletal reinforcement, weapons, containment
Worldbuilding traits
indestructible, man-made, irreversible, modern

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