{
  "zinc_resources": {
    "sphalerite_deposit": {
      "display_name": "Sphalerite Deposit",
      "description": "Primary zinc sulfide ore with high zinc content and lead associations",
      "formation_type": "sulfide_mineralization",
      "extraction_difficulty": "medium",
      "budget_impact": 3,
      "resource_yield": "high",
      "quality": "standard"
    },
    "zinc_carbonate": {
      "display_name": "Zinc Carbonate",
      "description": "Oxidized zinc ore formed by weathering of sulfide deposits",
      "formation_type": "zinc_oxidation_zone",
      "extraction_difficulty": "easy",
      "budget_impact": 3,
      "resource_yield": "medium",
      "quality": "standard"
    },
    "franklinite_ore": {
      "display_name": "Franklinite Ore",
      "description": "Zinc-iron-manganese oxide mineral in metamorphic formations",
      "formation_type": "metamorphic_oxide_formation",
      "extraction_difficulty": "hard",
      "budget_impact": 4,
      "resource_yield": "medium",
      "quality": "premium"
    },
    "willemite_deposit": {
      "display_name": "Willemite Deposit",
      "description": "Zinc silicate mineral with fluorescent properties under UV light",
      "formation_type": "silicate_mineralization",
      "extraction_difficulty": "medium",
      "budget_impact": 3,
      "resource_yield": "medium",
      "quality": "standard"
    }
  }
}