If consumed, this dust instantly killed the consumer. The only trace of foul play would be a bit of dust around the victim's lips and nostrils.
Many sorcerous societies in Zakhara used this spell as their prime method of assassination.
This spell required a pinch of sand or dust to cast.
- Mark Middleton et al (November 1996). Wizard's Spell Compendium Volume One. (TSR, Inc), p. 286. ISBN 978-0786904365.