All Crystal generator

Blender Development Fund
Asset Library
Blender Development Fund
Asset Library
Mineral Forge - Procedural Minerals & Crystals
$19.99

SARASURRANO in Addons

Crystalize (Procedural Crystal Generator)
$15

KennyPhases in Modifier Setups

Blender 3D: Crystal Shader (Customizable)
$15

KennyPhases in Surfacing

Nodee: Crystals
$11.00-$22.00

Jakob in Modifier Setups