Wulingstone

"A special mineral gathered from the wilderness or cultivated in the Growth Chamber. Tunes Lv.80 weapons. A mineral formation created by extremely complex hydrological changes. Wulingstone was first discovered by Hongshan Tianshi conducting hydrological surveys at the Wuling region. Under the influence of Æther, sediments carried by water would settle at certain depths and eventually form Wulingstone. These rocks are useful in fluviochronology and the study of local hydrological history."