Diamantine var addthis_config = {"data_track_addressbar":true};

A standard bolter round, with a diamantine tip.

Diamantine is a metallic material used by the Imperium of Man to fabricate weapons, ammunition and armour. "Diamantine" means consisting of diamonds, or resembling diamonds.

Known Uses

• Diamantine is used in bolter ammunition. The standard bolt, rounds for assault cannons and other projectiles¹ have diamantine tips. This material replaces the lead used in today's bullets.
• Armour is sometimes constructed of diamantine, or walls and doors are sometimes lined or made with it, notably in the walls of a Fortress-Monastery².

Sources

• ¹: Warhammer 40,000: Wargear
• ²: Warhammer 40,000: Rogue Trader