{
  "feature": "kubejs:uranium_pillar",
  "placement": [
    {
      "type": "minecraft:rarity_filter",
      "chance": 15
    },
    {
      "type": "minecraft:in_square"
    },
    {
      "type": "minecraft:count_on_every_layer",
      "count": 2
    },
    {
      "type": "minecraft:biome"
    }
  ]
}