Inaccurate?

Spell Snare, Greater

(Magic of Eberron, p. 102)

Abjuration
Level: Artificer 6, Sorcerer 7, Wizard 7,
Components: S, M,
Casting Time: 1 minute
Range: Touch
Target: Eberron dragonshard touched
Duration: 10 minutes/level
Saving Throw: None (object)
Spell Resistance: No (object)

As spell snare, except that the dragonshard component of this spell can absorb a spell or spell-like ability of up to 6th level.

Material Component: An Eberron dragonshard worth at least 100 gp. Unlike most material components, the dragonshard is consumed when the spell snare effect functions, not when the spell is cast.