The Gemstone Chronicles Book Three: The Emerald
by William L Stuart
The Carnelian and the Amethyst, two of the four gemstones stolen from the Elven Bow have been recovered. Now, Aidan and Maggie face their most difficult challenge. After the witch, Maeva, turns their friends and family into stone statues, the siblings must use all of their wits and courage to defeat the witch and find the missing Emerald - if they can overcome a cockatrice!