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**Formula:** FeS₂
**Chemical name:** Iron disulfide
**Mohs scale hardness:** 6‒6,5
**Molar mass:** 120 g/mol
**Crystal system:** cubic system
**Cell:** Cubic face-centred arrangement of iron cations, anions of sulfur are combined into a complex with S₂ and occupy the centre of the lattice and connectors between the ferrous cations.
**Crystal habit:** The most common shape of the cube and Dodecahedron
**Information:** Pyrite usually has a golden colour, hence it is called fool's gold. It is the most widespread sulfide.
**Use:** Previously it was used to produce sulfuric acid and iron.