When you break a mob head (or player head), makes a strange particle, maybe SoulSand particle.
MC-92025
Strange Particle
Resolved
Duplicate
0
João Victor
(Unassigned)
Unconfirmed
Minecraft 15w44b
Retrieved
Thank you for your report.
However, your ticket has been resolved as a duplicate.
This issue has been linked to the original bugreport: MC-1874. You can find or add further information on that report.
Please search before reporting any bugs, as it's likely that one exists already.