Rock Salt Tells Story of Ancient Earth (IMAGE)

Princeton University

Rock Salt Tells Story of Ancient Earth

Caption

A sample of 2-billion-year-old salt (pink-white recrystallized halite) with embedded fragments of calcium sulfate from a geological drill core in Russian Karelia.

Credit

Photo by Aivo Lepland, Geological Survey of Norway; courtesy of Science/AAAS

Usage Restrictions

Photo by Aivo Lepland, Geological Survey of Norway; courtesy of Science/AAAS

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