{
  "type": "tfc:cluster_vein",
  "config": {
    "rarity": 215,
    "density": 0.55,
    "min_y": 0,
    "max_y": 210,
    "size": 60,
    "random_name": "normal_coal",
    "blocks": [
      {
        "replace": [
          "tfc:rock/raw/shale"
        ],
        "with": [
          {
            "block": "gtceu:shale_coal_ore",
            "weight": 100
          }
        ]
      },
      {
        "replace": [
          "tfc:rock/raw/claystone"
        ],
        "with": [
          {
            "block": "gtceu:claystone_coal_ore",
            "weight": 100
          }
        ]
      },
      {
        "replace": [
          "tfc:rock/raw/limestone"
        ],
        "with": [
          {
            "block": "gtceu:limestone_coal_ore",
            "weight": 100
          }
        ]
      },
      {
        "replace": [
          "tfc:rock/raw/conglomerate"
        ],
        "with": [
          {
            "block": "gtceu:conglomerate_coal_ore",
            "weight": 100
          }
        ]
      },
      {
        "replace": [
          "tfc:rock/raw/dolomite"
        ],
        "with": [
          {
            "block": "gtceu:dolomite_coal_ore",
            "weight": 100
          }
        ]
      },
      {
        "replace": [
          "tfc:rock/raw/chert"
        ],
        "with": [
          {
            "block": "gtceu:chert_coal_ore",
            "weight": 100
          }
        ]
      },
      {
        "replace": [
          "tfc:rock/raw/chalk"
        ],
        "with": [
          {
            "block": "gtceu:chalk_coal_ore",
            "weight": 100
          }
        ]
      }
    ]
  }
}