A block variant refers to a group of blocks with similar purposes and properties. These can be thought of as different variants of blocks. Some of these block groups are blocks that share many features in common, while others are simply blocks that are similar or share a certain word in their name.
Block states also allow some blocks to have variants.
Bricks
Chiseled
Cracked
Cut
Polished
Smooth
Infested Block
Log
Stripped Log
Wood
Stem
Hyphae
Planks
Ore
Mossy
Pillar
Block of Raw IronA block of raw iron, known internally as a raw iron block, is a raw metal block equivalent to nine raw iron.
Block of RedstoneA block of redstone, internally known as a redstone block, is a mineral block equivalent to nine redstone dust. It acts as an always active redstone power…
Block of ResinA block of resin, internally known as a resin block, is a block equivalent to nine resin clumps. It acts as a good temporary block being broken instantly…
Block of Stripped BambooA block of stripped bamboo is a variant of the block of bamboo made by using an axe on a block of bamboo.
Blue IceBlue ice is a solid block similar to packed ice and ice, but much more slippery. It is the fastest ice type for boat riding and can be used to generate…
Blue OrchidA blue orchid is a flower that generates exclusively in swamp biomes. It is used to craft light blue dye and suspicious stew.
Bone BlockBone blocks are storage blocks equivalent to 9 pieces of bone meal.
BookshelfA bookshelf is a block that improves enchantments applied with an enchanting table when placed around one, up to a maximum of fifteen bookshelves, at the… 
