Does ancient debris burn in lava. sparcs etirehten fo ecruos niam eht si dna ,rehteN eht ni dnuof ero erar a si sirbed tneicnA . Does ancient debris burn in lava

 
<b>sparcs etirehten fo ecruos niam eht si dna ,rehteN eht ni dnuof ero erar a si sirbed tneicnA </b>Does ancient debris burn in lava  This does included your 34 Ancient Debris

Its high blast resistance makes it immune to normal explosions. 12. Make small 1x1 holes in the wall at y13 untill you cant reach further. Return rate is much better in terms of. Most of the material from the buildings was burnt from the lava or crushed from the falling netherrack. Its high blast resistance makes it immune to normal explosions. Fire is a non-solid block that can spread to nearby flammable blocks and destroy them. Can Netherite be blown up with TNT? The new netherite block can be destroyed by TNT if it’s being moved by a piston. You can generate up to two veins per chunk. 1. that happened too me as well. Obtaining it involves smelting ancient debris,. I would make sure to have at least one piece of gold armor on you, because it keeps Piglins from. 1. a little trick to check for lava in the area you wanna blast mine: set a piston facing down to the ground, stand underneath it, and activate it. 19 update, the only. Americans alone generate, on average, about 4. Try to find where the ground sticks out of the lava and dig down from there. Being in the mines was a big maze and while trying to find the way back, i was trying to find more netherite by quickly mining nethherakk. Ancient debris in Minecraft floats in lava as if it's water. . Netherite is the endgame item and the strongest material in Minecraft; able to resist even. On Mining Ancient Debris. What can lava not burn in Minecraft? 6. Known-Scallion-1100. Ancient Debris is the second rarest ore block in the game (after emerald ore), added in 1. What does ancient debris spawn near? Ancient Debris can spawn in veins of 1-3 blocks at Y-axis 8-22, and it can spawn in veins of 1-2 blocks at Y-axis 8-119. If you can. As well to mention, no the block of ancient debris does not blow up but that does not mean the tools and armor will. It is found exclusively in The Nether, generally between y=8 and y=119. 28/Jun/20 10:38 AM. 119-8 = 111. You can get up to 4 netherite scraps by smelting ancient debris in a furnace or blast furnace with fuel. I assume it’s a hopper under the lava that goes into a furnace or blast furnace with a hopper underneath and a dispenser somewhere that’s powered by an observer detecting when it’s done Reply FunnelOfFate •By Deepti Singh. Ocean currents rework the debris in shallow water, while other debris slumps from the upper part of the cone and flows into deep water along the sea floor. Sadly it is easier to dig tunnels because the underground lava pockets can be extremely large at times. 16. Believed to be a remnant of powerful ancient debris flows, Gediz Vallis Ridge is a destination long sought by the rover’s science team. Netherite is a material from the Nether, used primarily to upgrade diamond gear. This is a simple mod to backport the 1. taken beforehand, not just when needed) being much more useful in recent versions due to ancient debris, and the speed of enchanted tools on netherrack is a major advantage that enables finding it much faster than diamond in the Overworld (at least before 1. Here's a massive disclaimer, though: ancient debris is really, really, really rare. You need to head to a certain Y level in these areas to find Ancient Debris in Minecraft. You’ll need to combine four. It is used solely for crafting netherite ingots. By the way, even if you turn the ancient wreckage into an item, it will not burn up with lava. Does Fortune work on Netherite? Netherite Ore is a rare ore found in The Nether. and just seeing the outright epic-ness of it is enough to make. They can also extend down to the heights at which ancient debris is commonly found. If you're tired of missing out on Ancient Debris, my texture pack might be. Two veins generate per chunk: one vein of 1–3 ancient debris generates with a periodic Gaussian distribution between levels 8–22, and an additional vein of 1–2 ancient debris generates randomly between levels 7–119. Here is a comparison of several materials and their interactions with lava: – Bones: Can potentially burn in lava. Netherite Toolset & Armor - Netherite tools and armor that do not burn in lava. Given this number, and that there are 32768 blocks in a chunk (16 * 128 * 16), there is approximately a 0. Soul fire deals more damage than normal fire and does not spread. If you have. Do Netherite ingots burn in lava? Netherite ingots are immune to lava and fire. Netherite scrap is a material smelted from ancient debris, which is found in the Nether. It is found exclusively in The Nether,. The material can be very fluid, flowing almost like syrup, or it can be extremely stiff. To get the Netherite out, you need to go through a multi-step process that involves burning off the impurities in a furnace and then purifying the result. Does ancient debris burn in lava? Ancient Debris is a rare ore found in the Nether, and is the main source of Netherite Scraps. It is found in the Nether most commonly at Y=15, although mining at lower levels is safer due to lower risk of mining into a lava ocean. . Hmm. Smithing tables can be obtained from a village or. My friends were only able to retrieve my Netherite Pickaxe but. Diamonds are resistant to fire and lava, but nite items are more resistant to fire and lava. and well worth seeking out. This is for people new to the nether update, Netherite items can't burn in lava, though they can be moved by lava, so don't lose hope when you die in lava (this is also true with fire), you can at least try to get back your netherite, ancient debris/scrap. There's a lot of mindless, tedious, repetitive stuff involved – but a lot of Minecraft is mindless, tedious, repetitive stuff. break the piston when you're done. See moreCatches fire from lava. Does Netherite itself float in lava? Ok so I know Netherite tools and gear are immune to lava and fire, but is the Netherite itself immune? Like if I drop Ancient Debris or a Netherite Ingot in a pit of flames, will it burn up? This thread is archived. In item form, it floats on lava and cannot be burned by any form of fire . The basalt deltas is composed largely of basalt and blackstone. If you stand on y15, your head extends to y17 and the block above your head is y18. 0, Wikipedia. Can you strip mine for ancient debris? Players can find ancient debris by strip mining at Y level 13 to 15. BDS-6283 Netherite Pickaxe not immune to lava. They cannot break unbreakable blocks, like bedrock or an end portal frame. 5, on average they generate 1. Does ancient debris break in lava? Ancient Debris is a special block because it is so difficult to destroy. · 2. Ancient Debris cannot be mined using explosives, and the block is entirely fire-resistant. – Stone: Does not burn in lava, but may crack or break. Its high blast resistance makes it immune to normal explosions. What happens if you mine ancient debris with silk touch? 7. dont judge :P. Original Description. Breaking, digging, punching, or mining is a common activity in Minecraft, performed (by default) by holding the left mouse button or right trigger while the cursor is pointing at a block, or by long-pressing on the block on touch screens. Mario in Minecraft, now in 2D [repost cause main got banned] r/MinecraftCommands •. Lava within a certain distance of combustible blocks, such as wool or any wood block, can ignite them starting a fire unless fire spreads have been turned off. The blaze head gives more than the blazes itself, but that if you get a head per blaze. Browse and download Minecraft Base Maps by the Planet Minecraft community. Its source ingredient, the ancient debris, is so resistant that it can survive any explosion. But, because 4 Ancient Debris are required to make 1 Netherrite Ingot, it increases the difficulty to obtain the armor/tools over Diamond by about 4x. ago. Advertisement. Traces of ancient life have been found in rocks deep inside the Earth's mantle, having been sucked down there hundreds of millions of years ago. 16 for Java edition and bedrock edition. The conversion ratio. Ancient Debris and Netherite may be two of the rarest materials in the game, but they're also not easy to reach. Resolved. New comments cannot be posted and votes cannot be cast. I've gone 8 bed explosions and haven't even came across one piece of ancient debris. Enchanted armor and Fire Potions to access Ancient Debris. Its an ore. The bedsplosion trick is costly in terms of wool and wood, but way faster and more efficient than breaking fifty diamond pickaxes. Additional Ancient Debris can be used to upgrade more gear or craft Netherite Blocks and Lodestones. Ancient Debris is a rare block type and material that can only be found by digging deep into the Nether. 16 for Java Edition and Bedrock Edition. While strip mining is still a potential and straightforward way of mining for ancient. Up to two blobs may generate per chunk: one blob of 1-3 ancient. This is for people new to the nether update, Netherite items can't burn in lava, though they can be moved by lava, so don't lose hope when you die in lava (this is also true with fire), you can at least try to get back your netherite, ancient debris/scrap. Its high blast resistance makes it immune to normal explosions. A chunk is 16 x 16 blocks. Underground Nether Lava is significantly reduced, intended to be replaced by the presence of Pyrack and Ignistone. Back to the main corridor and repeat 10 blocks down. ObsidianObsidian, Ancient Debris, Barriers, and Bedrock are completely resistant to the explosion, and cannot be destroyed normally. Try to avoid these areas when you are navigating in the area. Breaking is the primary way to remove unwanted blocks and acquiring blocks for future placement or crafting. 1. Non-flammable blocks can be lit but do not burn away, and such fire does not spread. Unless it has changed since 1. Do Netherite scraps burn? Netherite scrap is a material smelted from ancient debris, which is found in the NetherDoes ancient debris burn in lava? Ancient Debris is a rare ore found in the Nether, and is the main source of Netherite Scraps. I mean, you're covered in the stuff, shouldn't you be able to not burn in lava as well? And to balance it out, give a slowness buff when in lava, similar to soul sand. Minecraft (Bedrock codebase) MCPE-87018; Ancient debri burn in lava and burn on fire too but the netheritr scrap not burnFor other Nether-related topics, see Nether (Disambiguation). Its high blast resistance makes it immune to normal explosions. Ancient Debris is a rare ore found in the Nether, and is the main source of Netherite Scraps. When throwing/dropping ancient debris in fire/lava, the block will burn/dissapear when other netherite related items don't. If you want to be a bit saver go down one or two blocks from that. The volume of space ancient debris might occur is 28416 cubic blocks. I managed to collect 11,000 Ancient Debris, 520 Wither Roses, 450 Ghast Tears, 140,000 Quartz (I turned into 35,000 Quartz blocks) This took me around 140 hours to accomplish, it’s long I know but the rewards are pretty nice. Theoretically, it would be under the basalt, but since it didn't generate properly, that side looks like it got sliced because the next chunk is much more lower, therefore leaving the debris exposed to air. The remnant of some long-forgotten civilization, ancient debris is tough – it’s highly blast resistant, and will even float on lava. The massive eruptions, which occurred in what is now northern Canada, spewed cascades of lava that hardened into a volcanic highland covering 860,000 square miles (2. 9%) chance for it to completely fill. It still looks like it fits in with the vanilla style of Minecraft, though. 15 release and accidentally opened my survival world and I saw that all my villagers despawned, and so did my netherite sword, so I loaded the world again in the latest 1. ancient debris just burn like as other item. Coal is a black or brownish-black sedimentary rock that can be burned for fuel and used to generate electricity. Ancient debris is one of the most valuable resources in Minecraft, due to it being a source of netherite scraps and thus netherite ingots. Ancient Debris - Ore that generates in the nether and does not burn in lava. and well worth seeking out. If you mine the ore with Silk Touch enchanted pickaxe, it drops itself. Mining technique is up to you. First, let’s talk about Y-level. Luckily, even if you do meet a grisly end in a pool of lava, ancient debris is totally fireproof and will be there for you to collect once you’ve respawned. Does ancient debris burn in lava. Finding Ancient Debris. Ancient Debris is able to be used for smelting to create Netherite scraps, which. If you mine the ore with Silk Touch enchanted. ” So I wanted to suggest to make Diamonds Items lava proof. 1. Aboveground, you will find it in rocky cliffs, caves, and canyons. ago. Because ancient debris doesn't burn in lava. Netherite Ingots are rare ingots, primarily used to upgrade tools and armor made of diamond into their Netherite equivalents. Magma Cream. If you open the JEI for ancient debris and look at the world gen tab, you can see the level it is most common at y = 14. When Kilauea erupted on the Big island of Hawaii in 2018, the lava flows were hotter than 2,000 degrees Fahrenheit (1,100 Celsius). Netherite Toolset & Armor - Netherite tools and armor that do not burn in lava. 0: Amount of large debris pockets very slightly reduced. The only difference that it has to other tools (other than the increase durability) is that it will not burn in lava. Report issues there. No. The area you find it in will vary by biome. However, they are quite hard to obtain. Let’s go collect it to make the best equipment Netherite that surpasses diamonds. Does ancient debris burn in lava? Ancient debris is a rare ore found in the Nether, and is the main source of netherite scraps. Catches fire from lava. 16 snapshot and the villagers came back but I lost. Netherite armor does not directly grant fire resistance to the wearer, but does not burn or sink in fire or lava, distinguishing it from other. Ancient debris spawns in veins and always spawns completely covered by blocks (or lava) on each side, so you won’t be able to spot them from the surface. Using the wither to find ancient debris is actually pretty good. Steps to Reproduce: Light a fire. It is a dark purple (inspired by obsidian) with lava-filled cracks, which makes it much easier to find while mining. Does Fortune work on Netherite? Netherite Ore is a rare ore found in The Nether. Doesnt burn in lava; Double durability; Lava Fishing! You can get gold items, nether themed items, and rarely ancient debris. 4, 15 seconds (plus however much time you spent in the lava), which is completely independent of any factors other than Fire Protection on armor (-15% burn time per level, based on whichever piece has the highest level, and multiple pieces do not add together so 2 pieces of Fire Protection IV will be the same as. Does ancient debris burn in lava? How big is a Minecraft Level 0 map? What is a map 0 in Minecraft? Is there a girlfriend mod in Minecraft?. Keep moving forward and be cautious of any lava. Sniffers sniff the air and occasionally dig for seeds, which produces a torchflower seed or a pitcher pod item. It can be found in lava and other ores. Netherite scrap is a material smelted from ancient debris, which is found in the Nether. All of them (wood, planks) burn in lava but doesn't catch fire from it. Then put a sign towards the wall of the upper lava (surface level) so only half your face is under lava. Ancient debris generates in the Nether in the form of blobs. level 1 · 5m. Update v1. All items that come in contact with lava will burn and be destroyed, except for Netherite items and Ancient Debris. Along with water vapor and other hot gases, . 15 version:. Reply. I had 29 debris while my friends has only 1-2 so i decided to go back home. Lava may be erupted at a volcano or through. So, it is impossible for lava to melt a diamond. Netherite blocks can power a beacon. In the Nether, lava flows as rapidly as water does in the Overworld, and can reach seven blocks across a flat surface in whichever direction it is flowing. 12. A few days ago I loaded my world with the new snapshot, and I found the ancient debris. 50 Beta. According to the mc wiki: “Ancient debris can generate in the Nether in the form of mineral veins. duplicates. Its high blast resistance makes it immune to normal explosions. If there is a lava source above the [[pointed dripstone]] stalactite, there is a {{frac|15|256}} (~5. Players must remember that. If you can figure out a way to get it out of the lava, anyway. It is found in the Nether most commonly at Y=15, although mining at lower levels is safer due to lower risk of mining into a lava ocean. ResolvedDoes ancient debris burn in lava? Ancient debris is a rare ore found in the Nether, and is the main source of netherite scraps. A blast furnace can be picked up using any pickaxe. To obtain a full set of Netherite armor, players need a total of 16 Ancient Debris. This will result in a massive explosing and every now and then some ancient debree will appear. Catches fire from lava. Or it could be just Bugrock being buggy and your Netherite somehow burned. Also it adds a whole new use for the blast furnace, because the blast furnace is a bit expensive for what it does + it can only smelt 3 things (6 if you use silk touch for some reason) which is why i think this should be implemented. Throw in some Ancient Debris. – Plastic: Can melt or burn at high temperatures. To get the Netherite out, you need to go through a multi-step process that involves burning off the impurities in a furnace and then purifying the result. They can also extend down to the heights at which ancient debris is commonly found. This does included your 34 Ancient Debris. I was unlucky and got a huge lava lake aroynd my nether spawn, and I want to find netherite. Only two veins will generate per chunk, making these blocks an important find when players stumble across them. Can Netherite armor burn in lava? Netherite isRead More → Does Netherite itself float in lava? Ok so I know Netherite tools and gear are immune to lava and fire, but is the Netherite itself immune? Like if I drop Ancient Debris or a Netherite Ingot in a pit of flames, will it burn up? This thread is archived. It's a case of testing different methods and seeing which you like best. Does ancient debris burn in lava? Can I mine without a pool? What is the best mining method in Minecraft?. This entailed digging down to the bottom-most layers of the world and. Like many Sicilians from Catania, the 18-year-old has learnt quickly how to make her way home on a road covered in volcanic dust during one of the volcano's 11 eruptions in the past three weeks. The city of Pompeii is famous because it was destroyed in 79 CE when a nearby volcano, Mount Vesuvius, erupted, covering it in at least 19 feet (6 metres) of ash and other volcanic debris. It could be rapid snowmelt, intense rainfall, earthquake shaking, volcanic eruption, storm waves, rapid-stream erosion, or human activities, such as grading a new road. I used 2 shulkers of beds. Ancient debris is a rare ore found in the Nether, and is the main source of netherite scraps. Description. As mentioned, they don’t burn in fire and lava, but they’re pretty hard to get. Here are 15 fascinating facts about lava. Lava within a certain distance of combustible blocks, such as wool or any wood block, can ignite them starting a fire unless fire spreads have been turned off. Once you arrive in the right levels, you should be able to eventually find Ancient Debris just from mining in various directions. Ancient debris does not burn in lava, so if it drops in, don't worry. 18 update terrain changes, that will rework caves and bring a new block called Dripstone into. Is a Netherite hoe good? Resolved. It has extensive lava seas with glowstone blobs hanging from the ceiling. It is composed mostly of carbon and hydrocarbons, which contain energy that can be released through combustion (burning). Three billion years ago, amid one of the last wet periods on Mars, powerful debris flows carried mud and boulders down the side of a hulking mountain. After putting the Ancient Debris into a furnace, it gives a single Netherite Scrap. In item form, it floats on lava and cannot be burned by any form of fire . 19 snapshot has taken everyone by storm with the newly added Warden and Deep Dark biome. Share. Can you swim in lava with Netherite. Its high blast resistance makes it immune to normal explosions. Its rare, has a mining tier, is smeltable in the blast furnace, and produces an ingot. Netherite blocks are also unbreakable by the strongest explosions from normal gameplay, with the exception of blue wither skulls. Ancient debris is the rarest ore block in the game. The most other lava sources you find underground are mostly single lava sources so bring a potion with you if they surprise you. Don't burn in lava; Damage is configurable, as you can multiply and add to the vanilla base damage;A full set of netherite armor will give you temporary fire resistance so that you will not take immediate fire damage, this means blaze, ghasts, fire aspect swords, bows exc. Luckily, even if you do meet a grisly end in a pool of lava, ancient debris is totally fireproof and will be there for you to collect once you’ve respawned. Is it possible to skip flowing lava blocks and obfuscate only stationary lava? It will be OK because lava lakes are consist of stationary lava. In the Nether, Ancient Debris can only be found in levels 8-22, so searching in higher or lower level areas will be a waste. By. Ancient debris, if you look closely, is actually a cluster of corroded metal plates that contain small amounts of the incredibly strong material Netherite. Netherite gear is more enchantable than diamond gear. Given this number, and that there are 32768 blocks in a chunk (16 * 128 * 16), there is approximately a 0. While strip mining is still a potential and straightforward way of mining for. It floats on lava in item form and it cannot be burned. 19 diamond? Does obsidian armor make. Don't burn in lava Can you Silk Touch ancient debris? Can you mine Netherite with silk touch? A full set of netherite armor will give you temporary fire resistance so that you will not take immediate fire damage, this means blaze, ghasts, fire aspect swords, bows exc. Apart from these ancient debris blocks are kind of rare, even more than compared to a diamond. D. You can use blast furnace to speed up the process. It is 12 times as rare as a diamond. 21K subscribers. You get one netherite scrap by smelting one ancient debris. Because ancient debris doesn't burn in lava. Only two veins will generate per chunk, making these blocks an important find when players stumble across them. Ancient Debris - Ore that generates in the nether and does not burn in lava. The wither is immune to fire, lava, and drowning damage. Strip mining at optimal height (y=14?) If there is some way to see through lava, you may be able to swim through it with fire resistance and look for ores on the bottom. It's resistant to lava, so you don't need to worry. Mar 8, 2022. Notice it burns and is destroyed. Fortune enchantment does not work on this ore. 19. The only difference that it has to other tools (other than the increase durability) is that it will not burn in lava. Like you said if you pay attention the lava won't get you, just dig a trench for it to go in. In terms of rarity, the ore block for Netherite , Ancient Debris, will have to be considered. We would like to show you a description here but the site won’t allow us. Its high blast resistance makes it immune to normal explosions. They are primarily used to upgrade diamond gear and craft lodestones. Can ancient debris burn in lava? Ancient Debris is a rare ore found in the Nether, and is. Most of the material from the buildings was burnt from the lava or crushed from the falling netherrack. Because lava is so hot (more than 1,100 degrees C, over 2,000 degrees F), it remains molten and flows across the ground until it cools and hardens into rock. Fun Fact: Netherite tools and armor doesn't burn in lava. In item form, it floats. Can chests. Takedown request View complete answer on. Netherite items are more powerful and durable than diamond, can float in lava, and cannot burn. It may have sunk in the lava, OR it may have despawned. It is a shapeless recipe, therefore. Ancient Debris is hard to find, is only available in the Nether, and is most of the times under lava which endangers the life of your character. If you smelt ancient debris in a furnace fueled by lava, the ancient debris does not smelt. I wanted to know the best way to find Ancient Debris. I mean, you're covered in the stuff, shouldn't you be able to not burn in lava as well? And to balance it out, give a slowness buff when in lava, similar to soul sand. This guide is suitable for all versions of Minecraft, including Java Edition and Bedrock Edition. But be careful! The Nether is a dangerous place, so be sure to bring plenty of supplies and armor before heading down. My suggested is; 1: it’s spawn rate be increased slightly but it only spawn at the bottom of lava lakes (a vein must be next to at least 1 lava block). Can you get ancient debris from Piglins? Farming Ancient Debris. 16 for Java Edition and Bedrock Edition. They tend to be pitted and full of holes, which gives them a low density. So the new mining strategy is to strip mine in the nether with compass in hand. First, although lava at 2,000 degrees F can melt many materials in our trash – including food scraps,. Can you survive in lava with netherite armor? 5. That’s hotter than the surface of the planet Venus, and hot enough to melt many rocks. Reply. Minecraft (Bedrock codebase) MCPE-86237; ancient debris burning in lava! Log In. 16. Ancient Debris can be moved by a piston. After the wither has reached half health it will cause a large explosion and summon wither skeletons (except on easy). (redstone torch, lever, whatever) it'll push you underground and you'll be able to look around for lava like it's xray. Ancient debris does not burn in lava, so if it drops in, don't worry. Yes netherite tools can blow up, despawn after 5 minutes, or get deleted by cacti. Any item dropped onto a lava source block is immediately destroyed, except for items made of netherite, as well as ancient debris and netherite scrap. The thing about Ancient Debris is it’s annoyingly rare. . The info on Minecraft. Minging for incredibly rare ores such as. 16 update, the rarest mineral of all has arrived: Netherite. Ancient Debris - Ore that generates in the nether and does not burn in lava. I suggest adding some items to this list. ) 36/3 = 12. So I preformed a little experiment today. Players can put the mined Ancient Debris block in a Furnace or a Blast Furnace to get Netherite Scraps. Lava within a certain distance of combustible blocks, such as wool or any wood block, can ignite them starting a fire unless fire spreads have been turned off. 2 release of BuildCraft,. The other pickaxes will not work for this ore. Doesnt burn in lava; Double durability; Lava Fishing! You can get gold items, nether themed items, and rarely ancient debris. The block is consumed in the process. Blast furnaces drop their contents when broken. And of course, I found some. A chest cannot burn, even when lava is poured onto it. 18. – Wood: Highly combustible and burns easily. Then you only have to deal with one block pockets (which are annoying enough) and. Can netherite survive fire? 11. You can use the bed to your advantage and mine ancient debris. 1 / 9. "The contorted postures are not the effects of a long agony, but of the cadaveric. . No. New comments cannot be posted and votes cannot be cast. Then put a sign towards the wall of the upper lava (surface level) so only half your face is under lava. What i did before speed mining is making a massive 1 wide tunnel in 1 direction. Volcanic eruptions are fueled by the heat being released from a mixture of molten rock, suspended minerals, and dissolved gases known as magma. This thread is archived. Is. MCPE-79753 Ancient Debris is destroyed in fire and lava. But it's not an ore tho. You want to keep digging. I already knew that it didn't really appear above y=20 and that it was pretty rare, however, I did not know the frequency of the ore by layer, so I set out to find that out myself. The Nether is crawling with hostile mobs who won. Don't burn in lava Apr 9 Brandonk18721797 changed the title to [SOLVED] How do I make a block that doesn't burn in lava like ancient debris [1. In Minecraft, Ancient Debris' spawn level is most often around Y-level -14 in the Nether. But I usually use a block to remove it. It is most commonly found in veins of 1-3 blocks, but can occasionally be found in veins of up to 18 blocks. I believe that ancient debris actually does burn in lava on bedrock. 004% chance that any randomly selected block will be an ancient debris block.