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Pyrite with Chlorite and Sphalerite look-alikes

FeS2 (Pyrite), (Mg,Fe)3(Si,Al)4O10(OH)2·(Mg,Fe)3(OH)6 (Chlorite Group), (Zn,Fe)S (Sphalerite)

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Several rocks and minerals can be confused with Pyrite with Chlorite and Sphalerite. Below are documented look-alikes and the features that tell them apart. Never rely on a single feature. Always check multiple properties.

Similar rocks to compare

Chalcopyrite with Pyrite and Chlorite

CuFeS2 (Chalcopyrite), FeS2 (Pyrite), (Mg,Fe)3(Si,Al)4O10(OH)2·(Mg,Fe)3(OH)6 (Chlorite Group)

Also known as: Copper-Iron Sulfide Ore

Galena with Pyrite and Chlorite

PbS (Galena), FeS2 (Pyrite), (Mg,Fe)3(Si,Al)4O10(OH)2·(Mg,Fe)3(OH)6 (Chlorite Group)

Also known as: Lead-Iron Sulfide Ore

Pyrrhotite with Pyrite and Chlorite

Fe(1-x)S (Pyrrhotite), FeS2 (Pyrite), (Mg,Fe)3(Si,Al)4O10(OH)2·(Mg,Fe)3(OH)6 (Chlorite Group)

Also known as: Magnetic Iron Sulfide Ore

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