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Pyrite
Chemical formula: FeS2
Melting point: No data
Density: 4.95–5.10 g/cm3
Microhardnes: No data
Hardness (Moh's): 6.5
Luminescence: Non-fluorescent
Colour in air, bright field reflection: Yellow to brown
Colour, polarized reflection: No data
Shape: No data
Crystal system: Cubic
Cell dimensions: a=5.417 A
PDF number: 00-042-1340
ICSD number: 000316
Note: No data