What can minerals tell us about Earth’s past? This geologist is finding out

Smithsonian geologist Gabriela Farfan studies corals, gemstones and other minerals for clues to changing oceans and environments.

SINSIN
Oct 21, 2026 - 18:00
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What can minerals tell us about Earth’s past? This geologist is finding out
Smithsonian geologist Gabriela Farfan studies corals, gemstones and other minerals for clues to changing oceans and environments.

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