When breaking a "Head" block(Any head block) a gray/black particle effect comes off.

When a "Beacon" block is broke the particle effects that come off it are for a Diamond block.

When a "Chests", "Trapped Chests" and "Signs" are broke it give off a wooden plank texture.

When you through a Splash Potion on the ground the particle that come off it are that for a normal Potion.