The golden color and shine of iron pyrite (which is responsible for its nickname, "fool's gold") may grab all the attention. But, there is another element ...

Pyrite, chemically known as iron sulfide (FeS₂), is one of Earth’s most common sulfide minerals. Miners and prospectors have encountered it for centuries, often confusing it with gold due to ...

Pyrite has fooled us before; in 2021, a team of researchers found that fool’s gold can, in fact, contain real gold. But the minerals have some clear differences: pyrite is magnetic, and gold is not.

Chunk of ‘fool’s gold’ found in New York — containing 450-million-year-old new species ... The stones are made of iron pyrite, commonly called fool’s gold, ...