{
  "type": "tconstruct:ore_melting",
  "conditions": [
    {
      "type": "mantle:tag_combination_filled",
      "match": [
        "forge:ores/iron",
        "forge:ore_rates/sparse"
      ]
    }
  ],
  "ingredient": {
    "type": "forge:intersection",
    "children": [
      {
        "tag": "forge:ores/iron"
      },
      {
        "tag": "forge:ore_rates/sparse"
      }
    ]
  },
  "rate": "metal",
  "result": {
    "amount": 90,
    "tag": "forge:molten_iron"
  },
  "temperature": 800,
  "time": 90
}