{
  "type": "createsifter:sifting",
  "ingredients": [
    {
      "item": "createsifter:brass_mesh"
    },
    {
      "item": "tfc:rock/gravel/diorite"
    }
  ],
  "results": [
    {
      "item": "tfc:ore/poor_native_copper",
      "chance": 0.08
    },
    {
      "item": "tfc:ore/poor_sphalerite",
      "chance": 0.02
    },
    {
      "item": "minecraft:gold_nugget",
      "chance": 0.01
    },
    {
      "item": "minecraft:coal",
      "chance": 0.08
    },
    {
      "item": "minecraft:flint",
      "chance": 0.05
    }
  ],
  "processingTime": 500
}