Example image of eyePlorer eyePlorer map for 'Pyrite': Chemical formula Iron Mineral Sulfide Sulfur Gold Lustre (mineralogy) Coal Sulfide mineral Greek language Pliny the Elder Steel Georgius Agricola Fossil Metamorphic rock Oxide Quartz Sedimentary rock Vein (geology) Carlin, Nevada Ore Acid mine drainage Mining Oxygen Sulfate Water Acidithiobacillus Coal mining Cave-in Firearm Wheellock Iron(II) sulfate Heap leaching Sulfur dioxide Sulfuric acid Cat's-whisker detector Radio Vacuum tube Diode Galena Photovoltaics Hydrogen Molybdenite Molybdenum Arsenic Deprotonation Crystal structure Cubic crystal system Space group X-ray scattering techniques