Greater thunder stone
From ThresholdRPG Wiki
A greater thunder stone is a greater elemental stone of the elemental type air.
Mass
40
Description
greater thunder stone
The smooth surface of this stone is dark black, resembling obsidian. Small
arcs of electricity occasional crackle across its surface, leaving behind a
crisp, clear scent - like the air after a thunderstorm.
Lesser Stone
There exists a lesser, more common version of this stone.