{
  "type": "minecraft:simple_random_selector",
  "config": {
    "features": [
      {
        "feature": {
          "type": "minecraft:netherrack_replace_blobs",
          "config": {
            "state": {
              "Name": "minecraft:stone"
            },
            "target": {
              "Name": "minecraft:gold_ore"
            },
			"radius": 12
          }
        },
        "placement": []
      }
    ]
  }
}