![BostonGeologist on Twitter: "RT @GeologyTime: Giant amethyst geodes from Uruguay! Photo: Le Stage Minerals https://t.co/GbdM5NSKkz" / Twitter BostonGeologist on Twitter: "RT @GeologyTime: Giant amethyst geodes from Uruguay! Photo: Le Stage Minerals https://t.co/GbdM5NSKkz" / Twitter](https://pbs.twimg.com/media/E4K17yZWYAEFd88.jpg)
BostonGeologist on Twitter: "RT @GeologyTime: Giant amethyst geodes from Uruguay! Photo: Le Stage Minerals https://t.co/GbdM5NSKkz" / Twitter
![New York, USA. 03rd June, 2021. Giant amethyst geode on display at the opening of the Allison and Roberto Mignone Halls of Gems and Minerals at the American Natural History Museum in New York, USA. 03rd June, 2021. Giant amethyst geode on display at the opening of the Allison and Roberto Mignone Halls of Gems and Minerals at the American Natural History Museum in](https://c8.alamy.com/comp/2G0WXR0/new-york-usa-03rd-june-2021-giant-amethyst-geode-on-display-at-the-opening-of-the-allison-and-roberto-mignone-halls-of-gems-and-minerals-at-the-american-natural-history-museum-in-new-york-ny-on-june-3-2021-photo-by-stephen-smithsipa-usa-credit-sipa-usaalamy-live-news-2G0WXR0.jpg)
New York, USA. 03rd June, 2021. Giant amethyst geode on display at the opening of the Allison and Roberto Mignone Halls of Gems and Minerals at the American Natural History Museum in
![Geology Tweets on Twitter: "Giant amethyst formation Newly found. Uruguay Copyright: Le Stage Minerals #minerals https://t.co/DucsClwOtp" / Twitter Geology Tweets on Twitter: "Giant amethyst formation Newly found. Uruguay Copyright: Le Stage Minerals #minerals https://t.co/DucsClwOtp" / Twitter](https://pbs.twimg.com/media/E2ZeWXCXIAELbjF.jpg)