All of the secret maps and blueprints of the mining corridors are in this book. This neopets item is a Booktastic Book item. The rarity of this neopets item is r99. This item was first introduced into the world of neopia on November 22, 2007. The Kreludor Mining Corridor is a complex series of tunnels and chambers beneath the moon’s surface, offering Neopians the opportunity to embark on a mining expedition. These tunnels are filled with valuable resources, and the maps serve as essential tools for navigation and discovery.