{
  "rare_earth_elements": {
    "name": "Rare Earth Elements",
    "category": "exotic_material",
    "logistic_category": "resource",
    "density": 7.2,
    "stack_size": 5,
    "container_type": "exotic_material",
    "rarity": "very_rare",
    "ui": {
      "icon": "rare_earth_elements.png",
      "color": "#FF69B4",
      "map_color": "#FF1493",
      "particle_effect": "rare_earth_glow"
    }
  },
  "unknown_minerals": {
    "name": "Unknown Minerals",
    "category": "xenomaterial",
    "logistic_category": "resource",
    "density": 12.0,
    "stack_size": 1,
    "container_type": "xenomaterial",
    "rarity": "legendary",
    "processing_note": "Composition defies known physics",
    "ui": {
      "icon": "unknown_minerals.png",
      "color": "#8A2BE2",
      "map_color": "#9400D3",
      "particle_effect": "xenomineral_aura"
    }
  },
  "unknown_isotopes": {
    "name": "Unknown Isotopes",
    "category": "exotic_radioactive",
    "logistic_category": "resource",
    "density": 15.8,
    "stack_size": 1,
    "container_type": "hazmat_container",
    "rarity": "legendary",
    "processing_note": "Isotopes not found in periodic table",
    "ui": {
      "icon": "unknown_isotopes.png",
      "color": "#FF0000",
      "map_color": "#DC143C",
      "particle_effect": "isotope_radiation"
    }
  },
  "mystery_inclusions": {
    "name": "Mystery Inclusions",
    "category": "unknown_material",
    "logistic_category": "resource",
    "density": 8.5,
    "stack_size": 1,
    "container_type": "anomalous_material",
    "rarity": "artifact",
    "processing_note": "Origin and purpose unknown",
    "ui": {
      "icon": "mystery_inclusions.png",
      "color": "#8B008B",
      "map_color": "#9932CC",
      "particle_effect": "mystery_sparkle"
    }
  },
  "rare_earth_metals": {
    "name": "Rare Earth Metals",
    "category": "high_tech_material",
    "logistic_category": "resource",
    "density": 6.8,
    "stack_size": 10,
    "container_type": "specialized_alloy",
    "rarity": "rare",
    "processing_note": "Essential for advanced electronics",
    "ui": {
      "icon": "rare_earth_metals.png",
      "color": "#DA70D6",
      "map_color": "#BA55D3",
      "particle_effect": "tech_shimmer"
    }
  }
}