Pyrite, an iron sulfide ore, is often known as fool's gold because its shiny metallic luster and pale brass-yellow color can easily fool the untrained eye into mistaking it for real gold. This time, however, 360 kilometers (220 miles) south of Tokyo, scientists have uncovered invisible gold within pyrite structures found deep beneath the ocean at the Higashi-Aogashima Knoll Caldera hydrothermal field.

Pyrite, an iron sulfide ore, is often known as fool’s gold because its shiny metallic luster and pale brass-yellow color can easily fool the untrained eye into mistaking it for real gold. This time, however, 360 kilometers (220 miles) south of Tokyo, scientists have uncovered invisible gold within pyrite structures found deep beneath the ocean at the Higashi-Aogashima Knoll Caldera hydrothermal field.

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