Datapack Codex

Underwater Magma

Minecraft Wiki article. Categories: Generated_features

📌 Mirrored from Minecraft Wiki

This article is reproduced from Underwater Magma on the Minecraft Wiki. Mirrored from revision 3427727. It is licensed CC BY-NC-SA 3.0 by the Minecraft Wiki contributors — not under the Codex’s CC BY-SA 4.0, and it may not be used commercially. Edits belong upstream, not here.

On this page
Underwater Magma
Underwater magma.png: Infobox image for Minecraft structure 'Underwater Magma'
{
    "title": "Underwater Magma",
    "rows": [
        {
            "field": "Any (link to Overworld article, displayed as Overworld) biomes",
            "label": "(link to Biome article, displayed as Biomes)"
        },
        {
            "field": "No",
            "label": "Generates in<br>existing chunks  "
        },
        {
            "field": "\n* <span class=\"nowrap\"><span class=\"sprite-file\" to File:BlockSprite magma-block.png article, displayed as 16x16px|link=Magma block|alt=|class=pixel-image|)</span>(link to Magma block article, displayed as <span class=\"sprite-text\">Magma block</span>)</span>",
            "label": "Consists of"
        }
    ],
    "invimages": [],
    "images": [
        "Underwater magma.png"
    ]
}

Underwater magma is a feature found underwater in the Overworld.

Generation

An underwater magma is a feature made entirely of magma blocks. It is up to 3×3×3 in size. It can be found at the underwater floor in any Overworld biome.

Data values

ID

Java Edition:

Feature typeIdentifier
BlockSprite magma-block.png: Sprite image for magma-block in Minecraft [No displayed name]underwater_magma
Configured featureIdentifier
BlockSprite magma-block.png: Sprite image for magma-block in Minecraft [No displayed name]underwater_magma

Bedrock Edition:

FeatureIdentifier
BlockSprite magma-block.png: Sprite image for magma-block in Minecraft [No displayed name]underwater_magma_feature

which is used in:

FeatureIdentifier
BlockSprite magma-block.png: Sprite image for magma-block in Minecraft [No displayed name]underwater_magma_snap_to_surface_feature

which is used in:

FeatureIdentifier
BlockSprite magma-block.png: Sprite image for magma-block in Minecraft [No displayed name]underwater_magma_underground_feature

Config

Java Edition:

  • [NBT Compound / JSON Object] config
    • [Int] floor_search_range Value between 0 and 512 (inclusive).
    • [Int] placement_radius_around_floor Value between 0 and 64 (inclusive).
    • [Float] placement_probability_per_valid_position Value between 0.0 and 1.0 (inclusive).

History

Java Edition

Java Edition
1.1721w06aAdded underwater magma, which generates at the bottom of underground bodies of water.
1.18experimental snapshot 6Underwater magmas more frequently generate in underwater caves.
21w40aThe frequency of underwater magma generation has been slightly increased.

Bedrock Edition

Bedrock Edition
1.18.0beta 1.18.0.22Added underwater magma.[1]

Issues

Issues relating to "Underwater Magma" are maintained on the bug tracker. Issues should be reported and viewed there.

  • Two patches of underwater magma in a flooded cave.
    Two patches of underwater magma in a flooded cave.

References

  1. ↑ MCPE-141376 – [Experimental] Magma blocks doesn't generate at the bottom of the underwater cave – resolved as "Fixed".

Sources