Where is mushroom stone from?

Mushroom stone forms when limestone boulders become shaped by erosion and weather. Many examples are from Ireland, but Guangdong, China, and Beli, Bulgaria, are also home to mushroom-shaped rock formations. The term could also refer to stones carved into mushroom shapes that are associated with Mayan culture. On 1stDibs, find a collection of stone mushroom furniture and decorative objects.