Rockburst

Rockburst was a type of evocation spell.

Effects
that allowed the caster to cause a stone object to explode, damaging any nearby creatures. Targets had to be at least 8 cu. ft. in size, while stone-made possessions of others and magic objects made of stone were more difficult to burst. Additionally, creatures that were made of stone could be be targeted by this spell.

Usage
High-ranking dwarven priests of Clanggedin Silverbeard were typically known to have this spell bestowed upon them.