{
  "type": "minecraft:random_patch",
  "config": {
    "tries": 35,
    "xz_spread": 3,
    "y_spread": 3,
    "feature": {
      "feature": {
        "type": "minecraft:ore",
        "config": {
          "size": 23,
          "discard_chance_on_air_exposure": 0,
          "targets": [
            {
              "target": {
                "predicate_type": "minecraft:random_block_match",
                "block": "minecraft:crimson_nylium",
                "probability": 0.4
              },
              "state": {
                "Name": "minecraft:snow_block"
              }
            },
            {
              "target": {
                "predicate_type": "minecraft:random_block_match",
                "block": "minecraft:netherrack",
                "probability": 0.4
              },
              "state": {
                "Name": "minecraft:snow_block"
              }
            },
            {
              "target": {
                "predicate_type": "minecraft:random_block_match",
                "block": "minecraft:blackstone",
                "probability": 0.5
              },
              "state": {
                "Name": "minecraft:snow_block"
              }
            },
            {
              "target": {
                "predicate_type": "minecraft:random_block_match",
                "block": "minecraft:deepslate",
                "probability": 0.6
              },
              "state": {
                "Name": "minecraft:snow_block"
              }
            }
          ]
        }
      },
      "placement": [
        {
          "type": "heightmap",
          "heightmap": "WORLD_SURFACE_WG"
        },
        {
          "type": "minecraft:random_offset",
          "xz_spread": 0,
          "y_spread": {
            "type": "minecraft:uniform",
            "value": {
              "min_inclusive": -3,
              "max_inclusive": 0
            }
          }
        },
        {
          "type": "minecraft:block_predicate_filter",
          "predicate": {
            "type": "minecraft:not",
            "predicate": {
              "type": "minecraft:matching_blocks",
              "blocks": [
                "minecraft:air"
              ]
            }
          }
        }
      ]
    }
  }
}
