The Gemheart Crucible is an Aetheric font of Umral and Aurath in Gemcradle, the capital of Aurumhold, listed among the nation's key features. It glows beneath a crystal dome, fed by Myrath's underground rivers. The Gemcradle Aether Hall stands by it.
High Guild-Lord Korrak Tinkerforge aims to secure the Gemheart Crucible, and Queen Lirien Gemheart is blessed by it.
Details to come
More lore is still being written.