Amethyst Geode

Denis Finnin/© AMNH2024-02-21

American Museum of Natural History
New York, NY, United States

Molten magma cooled around vast gas bubbles. Water seeped in, depositing chemicals that formed crystals, creating this giant geode–and its glittering sibling, right behind it. Discover more dazzling specimens in the Mignone Halls of Gems and Minerals.

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Details

Title: Amethyst Geode
Creator: Denis Finnin/© AMNH
Date Created: 2024-02-21

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Crystal Jewellery