How tall can a portal be?

A Nether Portal can be at least 3 blocks tall and at least 2 blocks wide, with a maximum internal size of 21×21, allowing for a wide range of creative portal designs. The height of a Nether Portal is quite flexible, as it can be built in various shapes and sizes, from a minimum of 4×5 to a maximum of 23×23, making it a versatile feature in Minecraft.

Frequently Asked Questions

General Portal Information

1. What is the minimum size of a Nether Portal?: The minimum size of a Nether Portal is 4×5, but it can be made smaller if it is at least 3 blocks wide and 2 blocks tall, without including the frame.
2. What is the maximum size of a Nether Portal?: The maximum size of a Nether Portal is 23×23, allowing for large and elaborate portal designs.

Portal Construction

3. Can a Nether Portal be 2 blocks high?: Yes, a Nether Portal can be 2 blocks high if it is at least 3 blocks wide, providing flexibility in portal design.
4. Does the height of a Nether Portal matter?: No, the height of a Nether Portal does not matter, as the game only considers the size and shape of the portal frame.

Portal Activation

5. How do you activate a giant Nether Portal?: A giant Nether Portal can be activated by lighting it with a flint and steel or by placing a block of wood inside the frame and setting it on fire with a lava bucket.
6. Can crying obsidian be used in portals?: No, crying obsidian cannot be used as a Nether Portal frame, but it can be used to craft a Respawn Anchor.

Portal Networks

7. How far can portals connect?: Portals can be built in networks and can connect at distances of up to 64 Nether blocks, although they can be built closer together if the coordinates are precise.
8. What is the maximum size of the portal vein?: The normal portal vein diameter can vary between 7 to 15 mm, with a normal portal venous pressure of 5 to 10 mmHg.

Portal Usage

9. What is crying obsidian used for?: Crying obsidian is primarily used as a crafting material, particularly for crafting a Respawn Anchor, which allows players to respawn in the Nether.
10. Can the portal vein burst?: Yes, the portal vein can burst due to increased blood pressure, which is a major complication of liver disease, most commonly cirrhosis.

Theoretical Portals

11. Are portals theoretically possible?: In practical terms, wormholes can be opened up by high plasma intensity to create a portal, and natural portals to different spaces or times may occur, but are rarely experienced.
12. What is the largest portal system in the body?: The hepatic portal vein is the largest vein in the abdominal cavity, draining blood from the spleen and gastrointestinal tract to the liver.

Minecraft Portals

13. What is a ruined portal?: Ruined Portals are unique generated structures in Minecraft that can appear in any biome, representing incomplete Nether Portals in various states of decay.
14. How deep are end portals usually?: End portals can be found deep underground, typically around 15 blocks from the bottom of the world, in strongholds.
15. Why is my 23×23 Nether Portal not working?: A 23×23 Nether Portal may not work if the portal frame is not a square or rectangle, or if the portal itself is warped outside a square or rectangle, as this is not possible in regular, unmodded Minecraft.