- type: material
  id: steel
  name: steel
  color: gray
  icon: Objects/Materials/sheet_metal.png
  density: 7700
  electricresistivity: 6.9e-7
  thermalconductivity: 18
  specificheat: 500

- type: material
  id: glass
  name: glass
  color: '#e8f0ff33'
  icon: Objects/Materials/sheet_glass.png
  density: 2500
  electricresistivity: 1.0e+13
  thermalconductivity: 0.9
  specificheat: 840

- type: material
  id: gold
  name: gold
  icon: Objects/Materials/goldbar_single.png
  density: 10000
  electricresistivity: 8.0e-9
  thermalconductivity: 30
  specificheat: 1000