{
  "iron_resources": {
    "rich_iron_ore": {
      "display_name": "Rich Iron Ore",
      "description": "High-grade iron ore deposit with excellent purity and minimal processing requirements",
      "formation_type": "banded_iron_formation",
      "extraction_difficulty": "medium",
      "budget_impact": 4,
      "resource_yield": "very_high",
      "quality": "premium"
    },
    "iron_ore_vein": {
      "display_name": "Iron Ore Vein",
      "description": "Standard iron ore deposit suitable for industrial steel production",
      "formation_type": "hydrothermal_iron_precipitation",
      "extraction_difficulty": "medium",
      "budget_impact": 3,
      "resource_yield": "high",
      "quality": "standard"
    },
    "magnetite_deposit": {
      "display_name": "Magnetite Deposit",
      "description": "Magnetic iron ore with high iron content and easy magnetic separation",
      "formation_type": "metamorphic_iron_concentration",
      "extraction_difficulty": "easy",
      "budget_impact": 3,
      "resource_yield": "high",
      "quality": "premium"
    },
    "hematite_outcrop": {
      "display_name": "Hematite Outcrop",
      "description": "Surface-exposed iron oxide formation with moderate iron content",
      "formation_type": "weathered_iron_oxidation",
      "extraction_difficulty": "easy",
      "budget_impact": 2,
      "resource_yield": "medium",
      "quality": "standard"
    },
    "bog_iron": {
      "display_name": "Bog Iron",
      "description": "Iron deposits formed in wetlands through bacterial precipitation",
      "formation_type": "biological_iron_precipitation",
      "extraction_difficulty": "very_easy",
      "budget_impact": 1,
      "resource_yield": "low",
      "quality": "low"
    },
    "laterite_iron": {
      "display_name": "Laterite Iron",
      "description": "Tropical weathering iron deposit with mixed aluminum and iron content",
      "formation_type": "tropical_weathering_concentration",
      "extraction_difficulty": "hard",
      "budget_impact": 2,
      "resource_yield": "medium",
      "quality": "medium"
    },
    "taconite": {
      "display_name": "Taconite",
      "description": "Low-grade iron ore requiring beneficiation but with massive reserves",
      "formation_type": "precambrian_banded_iron",
      "extraction_difficulty": "hard",
      "budget_impact": 2,
      "resource_yield": "very_high",
      "quality": "low"
    }
  }
}