Price (Item Level): +100 gp/lb. (varies)
Body Slot: —
Caster Level: —
Aura: No aura (nonmagical)
Activation: —
Weight: See the Siege Engines table for stone weight
Though most weaponsmiths would decry this as an inexcusable waste of precious metal, there is no doubt as to the effectiveness of a huge chunk of adamantine thrown from a catapult. An adamantine catapult stone ignores hardness of less than 20 possessed by any object it strikes.
Prerequisites: Craft (weaponsmithing).
Cost to Create: See Craft.
Source: Heroes of Battle, page 135.