There are some blocks in which when you break them, they do not show the particle effects of them being broken. Examples are custom heads, and miniature versions of pumpkins, melons, etc.
Environment
Microsoft Windows 8 Pro 64-bit, Java SE8 b94.
MC-22983
Breaking Particles do not Show on All Blocks
Resolved
Duplicate
0
Heads are duplicates of MC-1874, stems are intended.