definitions/features/fixup_lapis_position_feature.json

{
  "format_version": "1.13.0",
  "minecraft:scatter_feature": {
    "description": {
      "identifier": "minecraft:fixup_lapis_position_feature"
    },
    "iterations": 1,
    "coordinate_eval_order": "zyx",
    "x": {
      "distribution": "uniform",
      "extent": [ 0, 16 ]
    },
    "y": {
      "distribution": "uniform",
      "extent": [ 0, 16 ]
    },
    "z": 0,
    "project_input_to_floor": false,
    "places_feature": "minecraft:lapis_ore_feature"
  }
}