Abjuration [Earth]
Level: Sorcerer 3, Wizard 3
Components: V, S, M
Casting Time: 1 standard action
Range: 40 ft.
Area: 40-ft.-radius burst centered on you
Duration: Instantaneous
Saving Throw: Fortitude half
Spell Resistance: Yes
You grasp the stone firmly and point your fist outward. You feel the stone vanish, and a huge, silent explosion ripples through the air.
A shock wave radiates from you, seismically damaging all nearby creatures that have the earth subtype. Any such creature that is within the area of the spell takes 1d8 points of damage per caster level (maximum 10d8).
Material Component: A small stone.
Source: Spell Compendium, page 84.