{
  "stone": {
    "name": "Stone",
    "category": "basic_rock",
    "logistic_category": "resource",
    "density": 2.5,
    "melting_point_celsius": 1200,
    "stack_size": 100,
    "container_type": "bulk_solid",
    "ui": {
      "icon": "stone.png",
      "color": "#808080",
      "map_color": "#696969",
      "particle_effect": "stone_dust"
    }
  },
  "silicate_rock": {
    "name": "Silicate Rock",
    "category": "meteorite_material",
    "logistic_category": "resource",
    "density": 2.8,
    "melting_point_celsius": 1400,
    "stack_size": 50,
    "container_type": "bulk_solid",
    "ui": {
      "icon": "silicate_rock.png",
      "color": "#A0522D",
      "map_color": "#8B4513",
      "particle_effect": "rock_dust"
    }
  },
  "cosmic_dust": {
    "name": "Cosmic Dust",
    "category": "meteorite_material",
    "logistic_category": "resource",
    "density": 1.2,
    "melting_point_celsius": 1100,
    "stack_size": 25,
    "container_type": "fine_powder",
    "ui": {
      "icon": "cosmic_dust.png",
      "color": "#C0C0C0",
      "map_color": "#A9A9A9",
      "particle_effect": "fine_dust"
    }
  },
  "carbon_matrix": {
    "name": "Carbon Matrix",
    "category": "meteorite_material",
    "logistic_category": "resource",
    "density": 1.8,
    "melting_point_celsius": 3550,
    "stack_size": 25,
    "container_type": "carbon_solid",
    "ui": {
      "icon": "carbon_matrix.png",
      "color": "#2F4F4F",
      "map_color": "#36454F",
      "particle_effect": "carbon_dust"
    }
  },
  "pumice_like_rock": {
    "name": "Pumice-like Rock",
    "category": "meteorite_material",
    "logistic_category": "resource",
    "density": 0.6,
    "melting_point_celsius": 1200,
    "stack_size": 50,
    "container_type": "light_rock",
    "ui": {
      "icon": "pumice_rock.png",
      "color": "#D3D3D3",
      "map_color": "#DCDCDC",
      "particle_effect": "light_dust"
    }
  },
  "silicate_foam": {
    "name": "Silicate Foam",
    "category": "meteorite_material",
    "logistic_category": "resource",
    "density": 0.4,
    "melting_point_celsius": 1400,
    "stack_size": 50,
    "container_type": "foam_material",
    "ui": {
      "icon": "silicate_foam.png",
      "color": "#F5F5F5",
      "map_color": "#E0E0E0",
      "particle_effect": "foam_particles"
    }
  },
  "granite": {
    "name": "Granite",
    "category": "construction_rock",
    "logistic_category": "resource",
    "density": 2.7,
    "melting_point_celsius": 1260,
    "stack_size": 100,
    "container_type": "bulk_solid",
    "ui": {
      "icon": "granite.png",
      "color": "#708090",
      "map_color": "#778899",
      "particle_effect": "stone_dust"
    }
  },
  "limestone": {
    "name": "Limestone",
    "category": "construction_rock",
    "logistic_category": "resource",
    "density": 2.3,
    "melting_point_celsius": 825,
    "stack_size": 100,
    "container_type": "bulk_solid",
    "ui": {
      "icon": "limestone.png",
      "color": "#F5F5DC",
      "map_color": "#F0E68C",
      "particle_effect": "limestone_dust"
    }
  },
  "sandstone": {
    "name": "Sandstone",
    "category": "construction_rock",
    "logistic_category": "resource",
    "density": 2.2,
    "melting_point_celsius": 1713,
    "stack_size": 100,
    "container_type": "bulk_solid",
    "ui": {
      "icon": "sandstone.png",
      "color": "#F4A460",
      "map_color": "#DEB887",
      "particle_effect": "sand_dust"
    }
  },
  "marble": {
    "name": "Marble",
    "category": "construction_rock",
    "logistic_category": "resource",
    "density": 2.7,
    "stack_size": 50,
    "container_type": "stone_block",
    "ui": {
      "icon": "marble.png",
      "color": "#F8F8FF",
      "map_color": "#E6E6FA",
      "particle_effect": "fine_stone_dust"
    }
  },
  "clay": {
    "name": "Clay",
    "category": "sedimentary_rock",
    "logistic_category": "resource",
    "density": 1.9,
    "stack_size": 100,
    "container_type": "clay_material",
    "ui": {
      "icon": "clay.png",
      "color": "#CD853F",
      "map_color": "#D2691E",
      "particle_effect": "clay_dust"
    }
  },
  "sand": {
    "name": "Sand",
    "category": "sedimentary_rock",
    "logistic_category": "resource",
    "density": 1.5,
    "stack_size": 100,
    "container_type": "fine_granules",
    "ui": {
      "icon": "sand.png",
      "color": "#F4A460",
      "map_color": "#DEB887",
      "particle_effect": "sand_particles"
    }
  },
  "gravel": {
    "name": "Gravel",
    "category": "sedimentary_rock",
    "logistic_category": "resource",
    "density": 1.8,
    "stack_size": 100,
    "container_type": "coarse_granules",
    "ui": {
      "icon": "gravel.png",
      "color": "#696969",
      "map_color": "#808080",
      "particle_effect": "gravel_dust"
    }
  },
  "obsidian": {
    "name": "Obsidian",
    "category": "volcanic_rock",
    "logistic_category": "resource",
    "density": 2.4,
    "melting_point_celsius": 1100,
    "stack_size": 25,
    "container_type": "glass_rock",
    "ui": {
      "icon": "obsidian.png",
      "color": "#000000",
      "map_color": "#2F2F2F",
      "particle_effect": "glass_shards"
    }
  },
  "basalt": {
    "name": "Basalt",
    "category": "volcanic_rock",
    "logistic_category": "resource",
    "density": 3.0,
    "melting_point_celsius": 1200,
    "stack_size": 100,
    "container_type": "volcanic_rock",
    "ui": {
      "icon": "basalt.png",
      "color": "#2F4F4F",
      "map_color": "#36454F",
      "particle_effect": "volcanic_dust"
    }
  },
  "pumice": {
    "name": "Pumice",
    "category": "volcanic_rock",
    "logistic_category": "resource",
    "density": 0.9,
    "melting_point_celsius": 1200,
    "stack_size": 100,
    "container_type": "light_rock",
    "ui": {
      "icon": "pumice.png",
      "color": "#D3D3D3",
      "map_color": "#DCDCDC",
      "particle_effect": "light_volcanic_dust"
    }
  },
  "slate": {
    "name": "Slate",
    "category": "metamorphic_rock",
    "logistic_category": "resource",
    "density": 2.8,
    "stack_size": 50,
    "container_type": "layered_rock",
    "ui": {
      "icon": "slate.png",
      "color": "#708090",
      "map_color": "#2F4F4F",
      "particle_effect": "slate_chips"
    }
  },
  "quartzite": {
    "name": "Quartzite",
    "category": "metamorphic_rock",
    "logistic_category": "resource",
    "density": 2.6,
    "stack_size": 50,
    "container_type": "hard_rock",
    "ui": {
      "icon": "quartzite.png",
      "color": "#F5F5F5",
      "map_color": "#E0E0E0",
      "particle_effect": "quartz_dust"
    }
  },
  "gneiss": {
    "name": "Gneiss",
    "category": "metamorphic_rock",
    "logistic_category": "resource",
    "density": 2.7,
    "stack_size": 50,
    "container_type": "banded_rock",
    "ui": {
      "icon": "gneiss.png",
      "color": "#8B7D6B",
      "map_color": "#A0522D",
      "particle_effect": "metamorphic_dust"
    }
  }
}