<p>One mineral form may look like gold, but Brian Clegg isn't fooled by the value of iron sulfides</p>

One mineral form may look like gold, but Brian Clegg isn't fooled by the value of iron sulfides

<p>One mineral form may look like gold, but&nbsp;Brian Clegg isn't fooled by the value of iron sulfides</p>

Iron sulfides: Chemistry in its element

A weekly tour of the periodic table, from Chemistry World, the magazine of the Royal Society of Chemistry.

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