Pyrite: The Real Story Behind “Fool's Gold”
Por um escritor misterioso
Descrição
Portable x-ray fluorescence (XRF) analyzers are an important tool to identify your sample as gold or pyrite. No April Fool's Joke here.
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IRON PYRITE (FOOL'S GOLD) CHUNK, APPROX LD
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Pyrite (Fool's Gold) Properties, Formation, Occurrence and Uses
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