{
  "type": "tfc:cluster_vein",
  "config": {
    "rarity": 170,
    "density": 0.4,
    "min_y": -32,
    "max_y": 75,
    "size": 40,
    "random_name": "normal_cassiterite",
    "blocks": [
      {
        "replace": [
          "tfc:rock/raw/granite"
        ],
        "with": [
          {
            "block": "gtceu:granite_cassiterite_ore",
            "weight": 40
          },
          {
            "block": "gtceu:granite_tin_ore",
            "weight": 60
          }
        ]
      },
      {
        "replace": [
          "tfc:rock/raw/diorite"
        ],
        "with": [
          {
            "block": "gtceu:diorite_cassiterite_ore",
            "weight": 40
          },
          {
            "block": "gtceu:diorite_tin_ore",
            "weight": 60
          }
        ]
      },
      {
        "replace": [
          "tfc:rock/raw/gabbro"
        ],
        "with": [
          {
            "block": "gtceu:gabbro_cassiterite_ore",
            "weight": 40
          },
          {
            "block": "gtceu:gabbro_tin_ore",
            "weight": 60
          }
        ]
      }
    ],
    "indicator": {
      "rarity": 12,
      "depth": 60,
      "underground_rarity": 1,
      "underground_count": 0,
      "blocks": [
        {
          "block": "tfc:ore/small_cassiterite",
          "weight": 100
        }
      ]
    }
  }
}