Azurite
The Azurites were a Human civilization that lived in orbital cities over Uranus before the dawn of the Imperium. They were known as a peaceful community of artisans who got by by scavenging. During the Unheard War, the Azurites were largely annihilated by a Warp plague.[1]
Sources
- 1: The Horus Heresy Book Three - Extermination, pgs. 74-75