goofer dust 

Goofer dust, as used in Voodoo, is dust from a grave.

Goofer dust is serious bad mojo, yas!

goofer dust by Angel of the Morning March 1, 2020

goofer dust 

Graveyard dirt, a powerful ingredient in hoodoo conjures, charms and mojo.

If you want someone to go away, sprinkle goofer dust in their footprints

goofer dust by Dr. Badwrench June 27, 2006