{
  "parent": "minecraft:block/cube_bottom_top",
  "textures": {
    "bottom": "minecraft:block/netherrack",
    "particle": "minecraft:block/crimson_nylium",
    "side": "minecraft:block/crimson_nylium_side",
    "top": "minecraft:block/crimson_nylium_alt_2"
  }
}