English: A 12' tall, 9,040 pound amethyst geode on display at the Museum of Natural History, arranged back to back with a second, 9' tall amethyst geode. The geodes were collected from the Bolsa Mine in Uruguay, where they formed around 135 million years ago.
to share – to copy, distribute and transmit the work
to remix – to adapt the work
Under the following conditions:
attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
https://creativecommons.org/licenses/by/4.0CC BY 4.0 Creative Commons Attribution 4.0 truetrue
Captions
A 12' tall amethyst geode on display at the Museum of Natural History