minecraft:obsidianObsidian is a vanilla very slow block to mine and highly blast resistant.Data valuesIDminecraft:obsidian Other pages in this wikiAcacia LeavesAcacia LogAcacia PlanksAcacia TrapdoorActivator RailAlliumAndesiteAnvilAzalea LeavesAzure BluetBamboo FenceBamboo Fence GateBamboo MosaicBamboo PlanksBedrockBig Dripleaf StemBirch LeavesBirch LogBlock of AmethystBlock of BambooBrown TerracottaCalciteCherry LeavesCherry Log