minecraft:gray_concreteGray Concrete is a vanilla solid coloured building block.Data valuesIDminecraft:gray_concrete Other pages in this wikiAmethyst ShardAppleArmor StandArrowBaked PotatoBambooBarrierBeetrootBeetroot SeedsBeetroot SoupBellBlack DyeBlaze PowderBlaze RodBlue DyeBoneBone MealBottle o' EnchantingBowBowlBreadBreeze RodBrickBrown Dye