Crystalweb Cavern
Crystalweb Cavern is a cave located northeast of K3 in the Snowblind Hills within the Storm Peaks. [40.4, 78.5]
Tore Rumblewrench can be found just to the southeast of the cavern's mouth. An Injured Goblin Miner can be found inside the cave seeking help.
Trivia
This could be a possible reference to an old video game, Crystal Caves.