Anyone else tried their seed in chunkbase or the like and actually found fossils? I've dried a dozen of the possible locations from their seed map, and none have given results when mining side to side between y=40-49 from the given coords. Nov 4, 2014 · Not sure which blocks can be set on fire or picked up by endermen? The Block Compendium will answer that and much more, giving you an up-to-date list of all blocks you can use for your next project. For technical reasons, you need to know the seed of your world to use Ocean Ruin Finder, unless, of course, you want to find a seed for a new world. If you're playing SSP, the app is able to fetch the seed from your savegame. Alternatively, you can use the /seed command ingame. In SMP, you can use the same command if you have sufficient rights.Mineways is my favorite "world mapper". mineways works with java up to 1.16. what mineways does is it actually reads your saved chunk data. the difference is that it is more accurate in that it shows your world as-generated. the downside is that it can only show what is generated and cannot show a theoretical biome map like Amidst does. i like ... This is the best Minecraft companion app to find resources. Just type in your world seed and coordinates and you will get a list of the exact locations of many veins of diamond ore deep underground. Use this tool to help speed run Minecraft the fastest way possible! Works just like xray.Find A total of 35 diamonds to make a full set of diamond armor and tools. If you are playing with more then one person you have to collect this for each and every player.For the reason mentioned above, you need to know the seed of your world to use Slime Finder, unless, of course, you want to find a seed for a new world. If you're playing SSP, the app is able to fetch the seed from your savegame. Alternatively, you can use the /seed command ingame. In SMP, you can use the same command if you have sufficient rights. Nov 4, 2014 · Not sure which blocks can be set on fire or picked up by endermen? The Block Compendium will answer that and much more, giving you an up-to-date list of all blocks you can use for your next project. We would like to show you a description here but the site won’t allow us.Diamond Finder? I know i may get some flak for this, but is there a website/app that i put my seed in and it shows me the location of diamonds in my world. Kind of like chunk bases seed map but with diamonds as i know chunk base used to have a diamon map but removed it. For technical reasons, you need to know the seed of your world to use Ruined Portal Finder, unless, of course, you want to find a seed for a new world. If you're playing SSP, the app is able to fetch the seed from your savegame. Alternatively, you can use the /seed command ingame. In SMP, you can use the same command if you have sufficient rights. Feb 9, 2021 · This Is the Find The Find is a smooth texture pack that is easy on your eyes and your computer but still let you explore the world of Minecraft in a new beauty. There was a diamond finder on chunk base and it just disappeared, anyone knows what happened? If you're playing SSP, the app is able to fetch the seed from your savegame. feed-the-beast.com. feed the beast. feed the beast is a group of people that specialise in making high quality modpacks and maps for minecraft. Moz DA: 57 Moz Rank: 5.4 Semrush Rank: 52,038 Facebook ♡: 4,168 Website Worth: $ 55,500. Categories: Games, Games.We would like to show you a description here but the site won’t allow us.Chunk Base. Apps, Mods and Tutorials for Minecraft. chunkbase.com; Follow Following. ... Diamond Finder - Minecraft App 21 Comments Recent activity 3 years ago Not including the smaller veins (anything less than four ores), you'll find over 50 Diamond ores in the Deepslate near spawn. If you manage to get a Fortune III pick early, you could easily harvest over 100 Diamond Ore within the first couple Minecraft days! Key Locations. Coral Reef: 8-ore Diamond Vein: -164 -25 -126; 8-ore Diamond Vein: -168 ...For technical reasons, you need to know the seed of your world to use Woodland Mansion Finder, unless, of course, you want to find a seed for a new world. If you're playing SSP, the app is able to fetch the seed from your savegame. Alternatively, you can use the /seed command ingame.Feb 9, 2021 · This Is the Find The Find is a smooth texture pack that is easy on your eyes and your computer but still let you explore the world of Minecraft in a new beauty. There was a diamond finder on chunk base and it just disappeared, anyone knows what happened? If you're playing SSP, the app is able to fetch the seed from your savegame. BloodKnight_. This plugin lets you have a pickaxe that can scan for nearby diamonds. You simply right click with it in your hand and if there are diamonds nearby you your character will face directly towards them. Commands: /diamondfinder: Gives you a Diamond Finder. Permissions: - diamondfinder.give. Default Config:For technical reasons, you need to know the seed of your world to use Shipwreck Finder, unless, of course, you want to find a seed for a new world. If you're playing SSP, the app is able to fetch the seed from your savegame. Alternatively, you can use the /seed command ingame. In SMP, you can use the same command if you have sufficient rights.For technical reasons, you need to know the seed of your world to use Village Finder, unless, of course, you want to find a seed for a new world. If you're playing SSP, the app is able to fetch the seed from your savegame. Alternatively, you can use the /seed command ingame. In SMP, you can use the same command if you have sufficient rights.Nov 12, 2015 · 4: Press "Find diamonds!" 5: You now see how many diamonds you can find in your chunk The easiest way to find diamonds is to walk around, use the app to find a good amount of diamonds, press F3 and dig down until you are at Y-coordinate 14. This is unofficial third party software made and released by Octosaurus Inc. For technical reasons, you need to know the seed of your world to use Shipwreck Finder, unless, of course, you want to find a seed for a new world. If you're playing SSP, the app is able to fetch the seed from your savegame. Alternatively, you can use the /seed command ingame. In SMP, you can use the same command if you have sufficient rights.290. r/Minecraft. Join. • 10 days ago. I think mojang forgot about variants of Andesite, Granite and Granite, so I made them. I also made variants for Calcite, Tuff and Dripstone. What do you guys think? 1 / 2. 92.Minecraft Diamonds are found below Y-level 16 and become more common the deeper you go. Since the lowest five layers of the floor in Minecraft (which is at Y-level -64 as of the 1.18 update) are ...Minecraft Diamonds are found below Y-level 16 and become more common the deeper you go. Since the lowest five layers of the floor in Minecraft (which is at Y-level -64 as of the 1.18 update) are ...For technical reasons, you need to know the seed of your world to use End City Finder, unless, of course, you want to find a seed for a new world. If you're playing SSP, the app is able to fetch the seed from your savegame. Alternatively, you can use the /seed command ingame. In SMP, you can use the same command if you have sufficient rights. Found. Redirecting to /chunkbase/status/1543786881783140352 For technical reasons, you need to know the seed of your world to use Ocean Ruin Finder, unless, of course, you want to find a seed for a new world. If you're playing SSP, the app is able to fetch the seed from your savegame. Alternatively, you can use the /seed command ingame. In SMP, you can use the same command if you have sufficient rights. The color changes from blue to red as the player gets closer to ancient debris. The Ancient Debris Finder turns black when outside of a 16 radius. See more result ›› See also : Ancient Debris Finder Seed , Ancient Debris Finder Chunk Base 91. Visit site . Share this result ×. Ancient Debris Finder Minecraft Mod. … From therecipes.infoFor technical reasons, you need to know the seed of your world to use End Gateway Finder, unless, of course, you want to find a seed for a new world. If you're playing SSP, the app is able to fetch the seed from your savegame. Alternatively, you can use the /seed command ingame. In SMP, you can use the same command if you have sufficient rights. Well, there is a formula/way to find it out.. Chunkbase had a dimaond finder at one time and even an ancient debris finder.. But admins complained to much and chunkbase removed it. sharfpang •. not. Suitable-Version-991 •. I tried it and it works very well but i don't like using it because you don't get any satisfaction. Found. Redirecting to /chunkbase/status/1543786881783140352 Dec 13, 2019 · Check out the Channel: https://goo.gl/WgcS7HALL the cool kids are on Discord! https://discord.gg/tbZ94z6Get Announcements on Twitter: https://twitter.com/JD... Jul 7, 2013 · Melon and Pumpkin Growth. This tutorial illustrates the factors that determine the speed of growth of melons and pumpkins. It also shows you how to build very efficient farms or improve your existing ones. Published: Feb 18, 2013. 15. May 31, 2023 · Minecraft Ores is one of the best Free to play game in the App Store. Developed by Elad Apps Pty. Ltd., Find Diamonds! Minecraft Ores is a Casual game with a content rating of 4+. It was released on 1st March 2021 with the latest update 16th May 2023. Whether you are a fan of Casual, Adventure, or Entertainment games, you will find this game ... For technical reasons, you need to know the seed of your world to use Ruined Portal Finder, unless, of course, you want to find a seed for a new world. If you're playing SSP, the app is able to fetch the seed from your savegame. Alternatively, you can use the /seed command ingame. In SMP, you can use the same command if you have sufficient rights.Adding to this comment, the chunkbase Seed Map app also locates Iron and Copper ore veins (small, medium and large). CodingBeast1905 • 8 mo. ago. I tried the ore finder multiple times but it doesn't seem to work. Im on bedrock 1.19.60.24 If you know about any other ore finder pls reply. Draagreon • 5 mo. ago.This is the best Minecraft companion app to find resources. Just type in your world seed and coordinates and you will get a list of the exact locations of many veins of diamond ore deep underground. Use this tool to help speed run Minecraft the fastest way possible! Works just like xray. For technical reasons, you need to know the seed of your world to use Amethyst Geode Finder, unless, of course, you want to find a seed for a new world. If you're playing SSP, the app is able to fetch the seed from your savegame. Alternatively, you can use the /seed command ingame. In SMP, you can use the same command if you have sufficient rights.Adding to this comment, the chunkbase Seed Map app also locates Iron and Copper ore veins (small, medium and large). CodingBeast1905 • 8 mo. ago. I tried the ore finder multiple times but it doesn't seem to work. Im on bedrock 1.19.60.24 If you know about any other ore finder pls reply. Draagreon • 5 mo. ago.For technical reasons, you need to know the seed of your world to use Ancient City Finder, unless, of course, you want to find a seed for a new world. If you're playing SSP, the app is able to fetch the seed from your savegame. Alternatively, you can use the /seed command ingame. In SMP, you can use the same command if you have sufficient rights. Seed. For technical reasons, you need to know the seed of your world to use Buried Treasure Finder, unless, of course, you want to find a seed for a new world. If you're playing SSP, the app is able to fetch the seed from your savegame. Alternatively, you can use the /seed command ingame. In SMP, you can use the same command if you have ...Chunk Base. 1,588 likes · 6 talking about this. Apps, Mods and Tutorials for Minecraft.Seed. For technical reasons, you need to know the seed of your world to use Buried Treasure Finder, unless, of course, you want to find a seed for a new world. If you're playing SSP, the app is able to fetch the seed from your savegame. Alternatively, you can use the /seed command ingame. In SMP, you can use the same command if you have ...Feb 2, 2014 · Well I have 3 ways that you can get diamonds easily. READ ON>>>> WAY 1 1. Download Single Player Commands and use /give 264 <amount> for diamonds WAY 2 2. Find one diamond and hold it in your hand Press Q and drop it then save and quit Open up the world again and pcik it up DO NOT SAVE AND QUIT! DON'T HIT ESC! Just press Alt and F4 and ... Diamond finder does anyone know of something like chunkbase, where you enter your seed and it finds structures, but instead it finds diamonds? like you enter your seed and it shows you coords of diamonds. i'm on console so no resource packs.Chunck base is a collection app that helps you find the best Minecraft seeds and even locates the biomes, even the structures in your world. In addition, there will be several interactive maps where you can find the new Minecraft seeds. Chunk base is a platform that offers you different mods, apps, and tutorials for Minecraft.Seed. For technical reasons, you need to know the seed of your world to use Biome Finder, unless, of course, you want to find a seed for a new world. If you're playing SSP, the app is able to fetch the seed from your savegame. Alternatively, you can use the /seed command ingame. In SMP, you can use the same command if you have sufficient rights.Seed. For technical reasons, you need to know the seed of your world to use Buried Treasure Finder, unless, of course, you want to find a seed for a new world. If you're playing SSP, the app is able to fetch the seed from your savegame. Alternatively, you can use the /seed command ingame. In SMP, you can use the same command if you have ...For technical reasons, you need to know the seed of your world to use Amethyst Geode Finder, unless, of course, you want to find a seed for a new world. If you're playing SSP, the app is able to fetch the seed from your savegame. Alternatively, you can use the /seed command ingame. In SMP, you can use the same command if you have sufficient rights. Mineways is my favorite "world mapper". mineways works with java up to 1.16. what mineways does is it actually reads your saved chunk data. the difference is that it is more accurate in that it shows your world as-generated. the downside is that it can only show what is generated and cannot show a theoretical biome map like Amidst does. i like ... If that doesn't help, let me know in the comments. Also post your world seed, the locations you checked and your Minecraft version. Requirements Seed. For technical reasons, you need to know the seed of your world to use Dungeon Finder, unless, of course, you want to find a seed for a new world.For technical reasons, you need to know the seed of your world to use Shipwreck Finder, unless, of course, you want to find a seed for a new world. If you're playing SSP, the app is able to fetch the seed from your savegame. Alternatively, you can use the /seed command ingame. In SMP, you can use the same command if you have sufficient rights.A texture pack I have made that allows diamonds to be found easy without the help of mods!Texture Pack:http://www.mediafire.com/download/pw53506zsw6v8ic/Diam...We would like to show you a description here but the site won’t allow us. The ultimate tool for your MC mining adventures! Use this app to calculate the amount of diamonds inside the chunk (16 by 16 blocks) you are in. Press "How to use" in the app or check out the second screenshot to find out how to use it: 1: Press F3 while in-game. 2: Look for the numbers written after X and after Z on your screen.For the reason mentioned above, you need to know the seed of your world to use Slime Finder, unless, of course, you want to find a seed for a new world. If you're playing SSP, the app is able to fetch the seed from your savegame. Alternatively, you can use the /seed command ingame. In SMP, you can use the same command if you have sufficient rights. For technical reasons, you need to know the seed of your world to use Ruined Portal Finder, unless, of course, you want to find a seed for a new world. If you're playing SSP, the app is able to fetch the seed from your savegame. Alternatively, you can use the /seed command ingame. In SMP, you can use the same command if you have sufficient rights.This is the best Minecraft companion app to find resources. Just type in your world seed and coordinates and you will get a list of the exact locations of many veins of diamond ore deep underground. Use this tool to help speed run Minecraft the fastest way possible! Works just like xray. For technical reasons, you need to know the seed of your world to use End Gateway Finder, unless, of course, you want to find a seed for a new world. If you're playing SSP, the app is able to fetch the seed from your savegame. Alternatively, you can use the /seed command ingame. In SMP, you can use the same command if you have sufficient rights.If that doesn't help, let me know in the comments. Also post your world seed, the locations you checked and your Minecraft version. Requirements Seed. For technical reasons, you need to know the seed of your world to use Dungeon Finder, unless, of course, you want to find a seed for a new world. To use this app, you have to submit a valid level.dat file of your savegame first. Either click the "Load.."-Button to open a file browser, or use an external file manager to drag and drop a level.dat file into your web browser. Once the level.dat file is loaded, the spawn position will be shown at the top, and the spawn chunks will be ...Not sure which blocks can be set on fire or picked up by endermen? The Block Compendium will answer that and much more, giving you an up-to-date list of all blocks you can use for your next project.Mineways is my favorite "world mapper". mineways works with java up to 1.16. what mineways does is it actually reads your saved chunk data. the difference is that it is more accurate in that it shows your world as-generated. the downside is that it can only show what is generated and cannot show a theoretical biome map like Amidst does. i like ... Jun 19, 2023 · Chunkbase is a website that can be seen as a third-party “utility” for Minecraft. It allows players to find certain biomes or structures in any seed that the player needs to puts down. In fact, when players choose the game version, the errors are minimized automatically. Chunk-base includes the support of all Minecraft versions from Java ... Minecraft Ores is one of the best Free to play game in the App Store. Developed by Elad Apps Pty. Ltd., Find Diamonds! Minecraft Ores is a Casual game with a content rating of 4+. It was released on 1st March 2021 with the latest update 16th May 2023. Whether you are a fan of Casual, Adventure, or Entertainment games, you will find this game ...For technical reasons, you need to know the seed of your world to use End Gateway Finder, unless, of course, you want to find a seed for a new world. If you're playing SSP, the app is able to fetch the seed from your savegame. Alternatively, you can use the /seed command ingame. In SMP, you can use the same command if you have sufficient rights.Minecraft Ores is one of the best Free to play game in the App Store. Developed by Elad Apps Pty. Ltd., Find Diamonds! Minecraft Ores is a Casual game with a content rating of 4+. It was released on 1st March 2021 with the latest update 16th May 2023. Whether you are a fan of Casual, Adventure, or Entertainment games, you will find this game ...Diamond finder does anyone know of something like chunkbase, where you enter your seed and it finds structures, but instead it finds diamonds? like you enter your seed and it shows you coords of diamonds. i'm on console so no resource packs. Adding to this comment, the chunkbase Seed Map app also locates Iron and Copper ore veins (small, medium and large). CodingBeast1905 • 8 mo. ago. I tried the ore finder multiple times but it doesn't seem to work. Im on bedrock 1.19.60.24 If you know about any other ore finder pls reply. Draagreon • 5 mo. ago.Jul 7, 2013 · Melon and Pumpkin Growth. This tutorial illustrates the factors that determine the speed of growth of melons and pumpkins. It also shows you how to build very efficient farms or improve your existing ones. Published: Feb 18, 2013. 15. Nov 12, 2015 · 4: Press "Find diamonds!" 5: You now see how many diamonds you can find in your chunk The easiest way to find diamonds is to walk around, use the app to find a good amount of diamonds, press F3 and dig down until you are at Y-coordinate 14. This is unofficial third party software made and released by Octosaurus Inc. It is super easy to learn, and requires only the most basic of mathematics. The snapshot provided has instructions to help you make the most out of this ground-breaking gadget. Simply load the structure into your world with a tructure block as "ore2", and choose your X/Z coordinates. It can be rotated freely, but must be placed at Y=-5 blocks ...Once you've finalized your superflat setup, you can simply copy the resulting code (Hint: Ctrl + A then Ctrl + C ) and paste it into Minecraft ( Ctrl + V ). Here's how to find the input: Single Player -> Create New World -> More World Options... -> World Type: Superflat -> Customize -> Presets. List of all blocks and what their meta values do.This is the best Minecraft companion app to find resources. Just type in your world seed and coordinates and you will get a list of the exact locations of many veins of diamond ore deep underground. Use this tool to help speed run Minecraft the fastest way possible! Works just like xray. The End Portal is the only way to access the End dimension and fight the End Dragon in a fight to the death. The End portal is pictured below and is found in a stronghold that is located somewhere within each Minecraft world. Players should get out and locate their End portal, after trying to find it normally obviously, but if you are stuck in ...94 finder 8 finders 8 finders_ 4 findercraft 2 finder259 2 finder_ 2 finderbr 2 finderlohn 2 finderrj 1 finder1025 1 finder123 1 finder123456789 1 finder1980 11 finder the 8 finder diamond 8 finder ore 4 finder blue 3 finder butter 2 finder steve 2 finder skin 2 finder inc 2 finder re 2 finder easy 2 finder da 2 finder jumres.Aug 21, 2023 · While the best level to find the most diamonds is technically Y-level -59, we recommend mining for Minecraft diamonds at Y-level -53. The Minecraft diamond level in 1.20 is anywhere below layer 16 ... Jul 30, 2022 · Chunck base is a collection app that helps you find the best Minecraft seeds and even locates the biomes, even the structures in your world. In addition, there will be several interactive maps where you can find the new Minecraft seeds. Chunk base is a platform that offers you different mods, apps, and tutorials for Minecraft. For technical reasons, you need to know the seed of your world to use Bastion Remnant Finder, unless, of course, you want to find a seed for a new world. If you're playing SSP, the app is able to fetch the seed from your savegame. Alternatively, you can use the /seed command ingame. In SMP, you can use the same command if you have sufficient ...For technical reasons, you need to know the seed of your world to use End Gateway Finder, unless, of course, you want to find a seed for a new world. If you're playing SSP, the app is able to fetch the seed from your savegame. Alternatively, you can use the /seed command ingame. In SMP, you can use the same command if you have sufficient rights. Chunkbase even had diamond and ancient debris finder and only ~2 weeks ago, someone found the mathematical way to find diamonds in rivers and swamps (swamps never work for me btw). Or chunkbase owner was able to extract the world generation from minecraft.jar and just uses it in the backend.Install About this game arrow_forward *** THE BEST WAY TO FIND DIAMONDS IN THE NATIVE BED ROCK AND JAVA EDITION OF THE MOST POPULAR BLOCK GAME *** Supports the latest 1.20 Trails & Tales...Minecraft Ores is one of the best Free to play game in the App Store. Developed by Elad Apps Pty. Ltd., Find Diamonds! Minecraft Ores is a Casual game with a content rating of 4+. It was released on 1st March 2021 with the latest update 16th May 2023. Whether you are a fan of Casual, Adventure, or Entertainment games, you will find this game ...BloodKnight_. This plugin lets you have a pickaxe that can scan for nearby diamonds. You simply right click with it in your hand and if there are diamonds nearby you your character will face directly towards them. Commands: /diamondfinder: Gives you a Diamond Finder. Permissions: - diamondfinder.give. Default Config:For technical reasons, you need to know the seed of your world to use Ancient City Finder, unless, of course, you want to find a seed for a new world. If you're playing SSP, the app is able to fetch the seed from your savegame. Alternatively, you can use the /seed command ingame. In SMP, you can use the same command if you have sufficient rights.Seed. For technical reasons, you need to know the seed of your world to use Buried Treasure Finder, unless, of course, you want to find a seed for a new world. If you're playing SSP, the app is able to fetch the seed from your savegame. Alternatively, you can use the /seed command ingame. In SMP, you can use the same command if you have ... However, here are a few tips that may help you increase your chances of finding diamonds: 1. Mine in areas with a high concentration of coal. Diamonds are often found near coal deposits. 2. Try mining at a level where lava pools are found. Again, diamonds are often found in close proximity to lava. 3. Check out the map of your Minecraft world ...For technical reasons, you need to know the seed of your world to use Jungle Temple Finder, unless, of course, you want to find a seed for a new world. If you're playing SSP, the app is able to fetch the seed from your savegame. Alternatively, you can use the /seed command ingame. In SMP, you can use the same command if you have sufficient rights.
For technical reasons, you need to know the seed of your world to use End Gateway Finder, unless, of course, you want to find a seed for a new world. If you're playing SSP, the app is able to fetch the seed from your savegame. Alternatively, you can use the /seed command ingame. In SMP, you can use the same command if you have sufficient rights.. Valor_publikation_wiederaufnahme fondspreisberechnung.pdf
End City Finder now works with Bedrock, too! https://www.chunkbase.com/apps/endcity-finderMinecraft Item for Minecraft Java Edition | by Complete Othnielia. diamond finder was remixed from Pickaxe. REMIX ITEM. 0. 2.4k.To use this app, you have to submit a valid level.dat file of your savegame first. Either click the "Load.."-Button to open a file browser, or use an external file manager to drag and drop a level.dat file into your web browser. Once the level.dat file is loaded, the spawn position will be shown at the top, and the spawn chunks will be ...End City Finder now works with Bedrock, too! https://www.chunkbase.com/apps/endcity-finder Jul 30, 2022 · Chunck base is a collection app that helps you find the best Minecraft seeds and even locates the biomes, even the structures in your world. In addition, there will be several interactive maps where you can find the new Minecraft seeds. Chunk base is a platform that offers you different mods, apps, and tutorials for Minecraft. Random Seed. MineAtlas is a biome map of your Minecraft world seed. It also works as a village finder, slime finder, ocean monument finder and other things finder. Load a saved game, enter a seed or get a random map to get started. Large biome setting is not yet supported! Seed. For technical reasons, you need to know the seed of your world to use Pillager Outpost Finder, unless, of course, you want to find a seed for a new world. If you're playing SSP, the app is able to fetch the seed from your savegame. Alternatively, you can use the /seed command ingame. In SMP, you can use the same command if you have ...Find diamonds, emeralds, gold, iron, lapis, redstone and coal in Minecraft with ease! Supports 1.19 The Wild update, 1.18 Caves and Cliffs, 1.17, 1.16 and below on all platforms.A texture pack I have made that allows diamonds to be found easy without the help of mods!Texture Pack:http://www.mediafire.com/download/pw53506zsw6v8ic/Diam...May 31, 2023 · Minecraft Ores is one of the best Free to play game in the App Store. Developed by Elad Apps Pty. Ltd., Find Diamonds! Minecraft Ores is a Casual game with a content rating of 4+. It was released on 1st March 2021 with the latest update 16th May 2023. Whether you are a fan of Casual, Adventure, or Entertainment games, you will find this game ... How can get the Diamond Finder Mod in Minecraft 1.19? Well, in this video, we go over every single step of downloading, installing, and using the Advanced Fi...For technical reasons, you need to know the seed of your world to use End City Finder, unless, of course, you want to find a seed for a new world. If you're playing SSP, the app is able to fetch the seed from your savegame. Alternatively, you can use the /seed command ingame. In SMP, you can use the same command if you have sufficient rights..