Carbonite
From LSWiki
In the real world, Carbonite is an explosive material[1]. In Lost Souls, it represents a highly durable carbon-based substance or alloy, essentially a more flexible sort of diamond. (Verification needed)
Phase: Solid Typical Color: Black Rarity: Very Exotic Properties: Metal, Mineral, Precious and Sturdy
Development Information: The carbonite material was created by Chaos; the source code was last updated Tue Jun 05 11:19:22 2007