minecraft:obsidianObsidian is a vanilla very slow block to mine and highly blast resistant.Data valuesIDminecraft:obsidian Other pages in this wikiAcacia SignAppleArmor StandArrowBaked PotatoBarrierBeetrootBeetroot SeedsBeetroot SoupBirch SignBlaze PowderBlaze RodBoneBone MealBookBook and QuillBottle o' EnchantingBowBowlBreadBrickBucketCarrotCarrot on a Stick