Storm Glass by Maria V. Snyder

#BookTrailer STORM GLASS is the first in a fantastic new trilogy by Maria V. Snyder, author of POISON STUDY. In this first book we meet Opal Cowan, a student at Sitia's magic academy with unique magical skills. She is called upon to embark on a mission to help the Stormdancer Clan. But danger and deception abound and the mission goes awry. Using untested magic, which could destroy her, is now Opal's only hope of saving them all...
(From the YouTube description)
Publisher: Mira; Original edition (April 28, 2009)