What is a durast in shadow and bone?

A durast in the book "Shadow and Bone" by Leigh Bardugo is a person with a unique magical power known as Grisha power. Durasts have the ability to manipulate and control materials, such as glass, steel, or chemicals, using their magical abilities.

In the story, durasts are considered to be rare and powerful individuals among the Grisha, who form an elite group of magical soldiers and advisors in the kingdom of Ravka. Durasts play a crucial role in battles and political intrigue within the Grisha hierarchy, using their powers to shape the world around them.

The main character of "Shadow and Bone," Alina Starkov, discovers that she is a durast with the ability to summon and manipulate light. As she learns to control her powers, Alina becomes a key player in the ongoing conflict between the Ravkan kingdom and the evil beings known as the Shadow Fold.

Throughout the book, durasts are depicted as both feared and admired for their unique abilities, which set them apart from ordinary humans. The term "durast" serves as a marker of prestige and power within the Grisha community, making those who possess such abilities highly sought after and valued.