Wetstone
The Wetstones from the mod of the same name look wet compared to their "dry" counterparts
Tweaks - sponge
Wet Sponge was made to look wetter than regular Sponge
Neapolitan - ice cream
Ice Cream blocks with PBR, added in 1.1
Tweaks - respawn anchor
The Respawn Anchor now has consistent specular mapping with Crying Obsidian
Slimy blocks
Vanilla and Quark Slime Blocks and other slimy blocks from other mods are consistently slimy
Buzzier Bees - honeycomb blocks
All Honeycomb blocks are shiny in the same way
Biomes o' Plenty - nether crystal
Nether Crystals are reflective
Autumnity - pumpkins
Large Pumkins in Autumnity have consistent mapping with the regular ones
Quark - permafrost
The Permafrost blocks are not as reflective as Ice blocks, but they are reflective
Sandstones
Vanilla and Biomes O' Plenty Sand and Sandstone blocks have consistent shadows
Tweaks - snow
Subtle reflective spots were added to Snow blocks
Quark - iron
Iron Plates and other blocks are all shiny
Polished Stones
All Polished Stones from Vanilla and from other mods are consistenly reflective
Tweaks - stonecutter
The Stonecutter now has a shiny blade
Biomes o' Plenty - mud
Mud looks wet