Gaitkit Open the lab
Lava Rock, A heap of black volcanic rock split by glowing cracks, with a small molten pool and crust plates at its foot. Glow colour and how far it has cooled are knobs; the cracks and pool light up at night. 0.5 m to 4 m, seeded so no two match.
Nature · Still

Lava Rock

A heap of black volcanic rock split by glowing cracks, with a small molten pool and crust plates at its foot. Glow colour and how far it has cooled are knobs; the cracks and pool light up at night. 0.5 m to 4 m, seeded so no two match.

Size
3.5 × 1.1 × 3.6 m
Triangles
1,312
Open in the lab Ready for any engine. The download carries the knobs you set here.

Tune it

4 knobs: Size, Glow colour, Cooled, Seed.

Specs

Size
3.5 × 1.1 × 3.6 m
width × height × depth
Triangles
1,312
of 6,000
Draw calls
1
one vertex-colour material
Knobs
4
3 presets
Night lights
1
lava

Passed the validator: real scale, rests on y = 0, front faces +Z, deterministic.

Use it

Code for the specimen as it is set up above; it follows your knobs.

JavaScript
import { createAsset } from 'https://gaitkit.com/cdn/lava-rock.mjs';

const lavaRock = createAsset();
scene.add(lavaRock);                      // rests on y = 0, front faces +Z

More in the docs; agents can fetch all of this through MCP.

Knobs

KnobTypeValuesDefaultWhat it does
sizerange0.5 to 4, step 0.11.6Width of the main rock in metres. 0.5 is a smouldering stone, 4 a lava outcrop.
glowchoiceorange red gold blueorangeColour of the molten cracks and pool: orange (classic lava), red (deep magma), gold (white-hot), blue (sulphur fire, fantasy).
cooledrange0 to 1, step 0.050.3How far the lava has cooled. 0 is freshly molten with wide cracks and an open pool, 1 is cold black rock dusted with ash and no glow at all.
seedrange1 to 50, step 12Changes the rock shapes, where the cracks run and the pool outline. Scatter with different seeds so no two match.

Presets: fresh flow {"cooled":0,"size":2.4} · cold basalt {"cooled":1} · sulphur vent {"glow":"blue","cooled":0.2,"seed":14}

Files

FileWhat
lava-rock.glbGLB, default look · 230 KB
lava-rock.mjsES module, every knob live
lava-rock.objOBJ, static, no colour
lava-rock-params.jsonknob schema, presets, night zones

Licence

Use it in games, apps, renders and client work, commercially and without credit. Do not resell it as an asset or train a 3D generator on it. The full licence.