Giant Amethyst Geode
Mignone Halls of Gems and Minerals
American Museum of Natural History
"Millions of years ago, in present-day Uruguay, gas bubbles became trapped in magma as it hardened to rock; over time, these cavities morphed into amethyst-quartz-lined geodes"
-- New Yorker
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Uploaded on April 22, 2022
Taken on April 18, 2022
Giant Amethyst Geode
Mignone Halls of Gems and Minerals
American Museum of Natural History
"Millions of years ago, in present-day Uruguay, gas bubbles became trapped in magma as it hardened to rock; over time, these cavities morphed into amethyst-quartz-lined geodes"
-- New Yorker
1,256
views
3
faves
22
comments
Uploaded on April 22, 2022
Taken on April 18, 2022