"Sand roses," or "roses de sable" in French are composed of formations of gypsum and barite.

- Image ID: BCMMYA
Irene Abdou / Alamy Stock Photo
Image ID: BCMMYA
"Sand roses," or "roses de sable" in French are composed of formations of gypsum and barite and are found in arid, sandy conditions.
Location: Carthage, Tunisia, North Africa