{
  "type": "tfc:cluster_vein",
  "config": {
    "rarity": 140,
    "density": 0.25,
    "min_y": 60,
    "max_y": 210,
    "size": 50,
    "random_name": "surface_copper",
    "blocks": [
      {
        "replace": [
          "tfc:rock/raw/rhyolite"
        ],
        "with": [
          {
            "block": "gtceu:rhyolite_chalcopyrite_ore",
            "weight": 55
          },
          {
            "block": "gtceu:rhyolite_zeolite_ore",
            "weight": 15
          },
          {
            "block": "gtceu:rhyolite_cassiterite_ore",
            "weight": 5
          },
          {
            "block": "gtceu:rhyolite_realgar_ore",
            "weight": 15
          }
        ]
      },
      {
        "replace": [
          "tfc:rock/raw/basalt"
        ],
        "with": [
          {
            "block": "gtceu:basalt_chalcopyrite_ore",
            "weight": 55
          },
          {
            "block": "gtceu:basalt_zeolite_ore",
            "weight": 15
          },
          {
            "block": "gtceu:basalt_cassiterite_ore",
            "weight": 5
          },
          {
            "block": "gtceu:basalt_realgar_ore",
            "weight": 15
          }
        ]
      },
      {
        "replace": [
          "tfc:rock/raw/andesite"
        ],
        "with": [
          {
            "block": "gtceu:andesite_chalcopyrite_ore",
            "weight": 55
          },
          {
            "block": "gtceu:andesite_zeolite_ore",
            "weight": 15
          },
          {
            "block": "gtceu:andesite_cassiterite_ore",
            "weight": 5
          },
          {
            "block": "gtceu:andesite_realgar_ore",
            "weight": 15
          }
        ]
      },
      {
        "replace": [
          "tfc:rock/raw/dacite"
        ],
        "with": [
          {
            "block": "gtceu:dacite_chalcopyrite_ore",
            "weight": 55
          },
          {
            "block": "gtceu:dacite_zeolite_ore",
            "weight": 15
          },
          {
            "block": "gtceu:dacite_cassiterite_ore",
            "weight": 5
          },
          {
            "block": "gtceu:dacite_realgar_ore",
            "weight": 15
          }
        ]
      }
    ],
    "indicator": {
      "rarity": 12,
      "depth": 60,
      "underground_rarity": 1,
      "underground_count": 0,
      "blocks": [
        {
          "block": "tfc:ore/small_native_copper",
          "weight": 100
        }
      ]
    }
  }
}