{
  "silver_resources": {
    "silver_vein": {
      "display_name": "Silver Vein",
      "description": "High-grade silver ore in hydrothermal veins with excellent purity",
      "formation_type": "hydrothermal_precious_metal_vein",
      "extraction_difficulty": "hard",
      "budget_impact": 5,
      "resource_yield": "medium",
      "quality": "premium"
    },
    "galena_silver": {
      "display_name": "Galena Silver",
      "description": "Silver-bearing lead sulfide ore requiring lead-silver separation",
      "formation_type": "sulfide_mineralization",
      "extraction_difficulty": "medium",
      "budget_impact": 4,
      "resource_yield": "high",
      "quality": "standard"
    },
    "argentite_deposit": {
      "display_name": "Argentite Deposit",
      "description": "Silver sulfide mineral with high silver content and moderate processing",
      "formation_type": "sulfide_precipitation",
      "extraction_difficulty": "medium",
      "budget_impact": 4,
      "resource_yield": "medium",
      "quality": "premium"
    },
    "native_silver": {
      "display_name": "Native Silver",
      "description": "Pure metallic silver deposits requiring minimal processing",
      "formation_type": "hydrothermal_metal_precipitation",
      "extraction_difficulty": "easy",
      "budget_impact": 3,
      "resource_yield": "low",
      "quality": "premium"
    },
    "silver_placer": {
      "display_name": "Silver Placer",
      "description": "Alluvial silver deposits concentrated in ancient river systems",
      "formation_type": "alluvial_precious_metal_concentration",
      "extraction_difficulty": "easy",
      "budget_impact": 2,
      "resource_yield": "low",
      "quality": "premium"
    }
  }
}