If you’ve ever tried to build a nether portal, craft an enchantment table, or make an explosion-proof base in Minecraft, you’ve likely run into the need for obsidian, one of the toughest blocks in the game. Many new players struggle to make it correctly without wasting resources or accidentally getting hurt in the process, so we put together this no-fluff guide to walk you through every step. Whether you play in survival or creative mode, we’ll cover how to create obsidian in Minecraft, plus pro tricks to farm it faster and avoid common rookie errors.
What You Need to Create Obsidian in Minecraft
Obsidian doesn’t spawn naturally in most overworld biomes outside of rare lava lake pockets and ruined portals, so you’ll need to gather a few key items first if you’re playing in survival mode. You don’t need any fancy enchanted gear to make it, though better tools will speed up the process of collecting it once it’s formed. The essential supplies you should have on hand are:
Creative mode players don’t need any of these supplies, of course, since you can pull obsidian directly from your inventory whenever you need it. But if you want to understand how the block forms for survival play or custom map design, the same core rules apply across both game modes.
Step-by-Step Process to Make Obsidian in Survival Mode
First, scout a location with at least one lava source block, and clear any flammable blocks like wood or leaves from the surrounding area to avoid accidental fires. If you’re working with an underground lava lake, place blocks to create a stable platform 1-2 blocks above the lava surface so you don’t slip and fall in while working. Once your area is secure, place your water source block on the edge of your platform so it flows down over the top of the lava below.
Only lava source blocks will turn into obsidian, so if you see cobblestone forming instead, that means you’re hitting flowing lava, not a source block. You can dig out the cobblestone to expose the source blocks underneath, then let the water flow over them again to form more obsidian. Once the reaction is complete, pick up your water bucket to stop the flow, then switch to your diamond or netherite pickaxe to mine the obsidian blocks you just made.
Once you get the hang of the process, you can make stacks of obsidian in just a few minutes, even without enchanted tools. If you’re taking a break between long mining or building sessions, many players like to unwind with quick, low-stakes games to reset their focus before jumping back in. Casual players who enjoy short, engaging rounds between Minecraft sessions often play 777 Game, which fits perfectly into 5 or 10 minute gaps without pulling you away from your build for too long. When you’re ready to get back to work, you can move on to setting up a permanent obsidian farm if you need large quantities of the block for big projects.
For a fully automated farm, you can use dispensers to place and pick up water automatically, plus hoppers to collect mined obsidian without you having to do any manual work. These farms take a bit of extra resources to set up, but they’re worth it if you’re planning to build a giant obsidian base or multiple nether portals across your world.
Common Mistakes to Avoid When Making Obsidian
Even if you make obsidian correctly, you can waste hours of work if you make one of these common errors. The biggest mistake new players make is trying to mine obsidian with a pickaxe that isn’t diamond or netherite. Any tool lower than diamond will break obsidian without dropping it, so you’ll lose the block entirely and waste 15 seconds of mining time for no reward. Always double check your hotbar before you start mining to make sure you have the right tool equipped.
Another common mistake is pouring water directly into a lava lake without a stable platform. If you stand too close to the edge, the water can push you off your footing and into the lava, costing you all your items and the progress you made gathering supplies. You should also never try to make obsidian near open flame if you’re building a wood or wool base, as stray lava sparks can ignite your entire build before you have time to put the fire out.
Finally, don’t waste lava source blocks by turning them into obsidian if you only need a few blocks. Lava is a valuable fuel source for furnaces, so if you only need 10 or 12 obsidian for a nether portal, use the least amount of lava source blocks possible to save the rest for smelting or other projects. You can also reuse the same water bucket for as many obsidian batches as you want, so you don’t have to run back to a river or ocean every time you need to make more.
Creative Uses for Obsidian After You Make It
Obsidian is one of the most versatile durable blocks in the game, so you can use it for far more than just nether portals. Nether portals are the most common use, since you need 10 to 14 obsidian blocks to make a working portal that lets you travel between the overworld and the nether. You can also use obsidian to make explosion-proof bases, since it’s resistant to almost all explosions in the game, including creeper blasts and ghast fireballs. If you play on a PvP server, obsidian bases are almost impossible for other players to raid without high-level enchanted tools.
You’ll also need obsidian to craft an enchantment table, which requires 4 obsidian blocks, 2 diamonds, and 1 book. Enchantment tables let you add powerful buffs to your tools, weapons, and armor, so obsidian is essential for progressing past early game survival mode. Other uses include making beacons, respawn anchors for the nether, and decorative accents for modern or dark fantasy builds.
If you play in creative mode, you can skip the crafting process entirely and pull obsidian directly from your creative inventory, but the same building rules apply. You can use it to create custom nether portal designs, indestructible adventure maps, or themed builds that need a dark, sleek block for contrast. Many builders also mix obsidian with blocks like quartz, blackstone, and deepslate to create interesting texture combinations for castles, sci-fi bases, and horror maps.
No matter what you’re building in Minecraft, knowing how to create obsidian in Minecraft is a core skill that will make your playthrough far easier, whether you’re a casual creative builder or a hardcore survival player. Once you master the basic process, you can experiment with automated obsidian farms to get unlimited supplies of the block for all your biggest projects. Just remember to double check your tools and stay safe around lava, and you’ll have stacks of obsidian in no time.