The Destiny Chronicles
Ruby of Kildak
One of four mythical gems that frees beings from influences of others. This gem was entrusted to the dwarves of Vildeahn and was stolen shortly after the Great Cleric Phoridan used it to free the influence of enchantment of the Drow from the Duegar and ended the Midnight Mountain Wars.
The other mythical gems are Sapphire of Velhoun entrusted to the Sirens of the Sea of Seron and was said to remove any transmutation magics, Emerald of Oswald entrusted to the Elves of Ocean Wood and was said to remove necromantic influence, and the Amethyst of Wouhneal entrusted to the Knights of Humbrey said to remove any magical conjuration ties and control and banishing the other dimensional beings back to their home plane of existence.