{ "_fv": 73, "_type": "feature", "definition": { "skipPlacement": false, "generationStep": "SURFACE_STRUCTURES", "restrictionBiomes": [ { "value": "CUSTOM:Buriedwetlandcaves" } ], "featurexml": "This block represents a delta feature, similar to the ones that generate in the Basalt Deltas biome.This feature should generate at an early generation stage, for example SURFACE_STRUCTURE or RAW_GENERATIONBlocks.BUBBLE_COLUMNThis is the block that appears in the filling of the delta.Blocks.GREEN_GLAZED_TERRACOTTAThis is the block that makes up the rim of the delta.1010This is the size of the lava filling22This is the size of the magma rim. If the value is 0, magma won't generate at allThis placement type works best for Nether biomes. We generate the delta 40 times on each vertical layer, so that the terrain is fully covered in deltas100We add a biome filter, so that the deltas don't generate outside of the current biome" } }