The Crusade Trilogy, book 3: Vanquished
by Nancy Holder and Debbie Viguie
The scrying stone was so hot by then that as soon as he stopped the bike and leaped off, he dug in his pocket, grabbed the stone, and tossed it to the ground. Blisters rose instantly on his fingers. He grabbed the Uzi and whirled in a circle, such a mess of adrenaline, terror, and relief that he knew he had no real hope of using it.