Worry stones are used for many purposes by a variety of cultures. They originated in Ancient Greece a few millenia ago as Palm Stones. The first worry stones were simple rocks that had been worn smooth by the sea.
Native Americans kept stones in sacred bundles, and the stones were believed to hold the power to heal. These stones were passed to each generation as a link to their ancestors. They were also rubbed between fingers to cast away worries. Quartz was believed to have the ability to absorb negativity.
In Irish folklore, rubbing a worry stone crafted from Connemara marble will relieve worries and bring luck.
In modern times, worry stones are often carved from semiprecious gemstones.
Worry stones are often used to relieve boredom. Rubbing a worry stone can be welcomed distraction during a particularly boring situation.