Crystal This listing is for ONE (1)  "Gratitude" Palm Stone (2BROWNSHEL-38) STOCK PHOTO. These palm stones may vary slightly in size and characteristics due to them being natural. These are great little stones to keep in your pocket, meditation space, gifting to someone, or to get creative and use in your jewelry creations. Measures approx.: 45x34mm - 50x39mm weighs approx.: 45g AVAILABLE IN: - Rose Quartz - Amethyst - Obsidian These palm stones or thumb stones are smooth polished gemstones. You can carry it in your pocket and rub it for relaxation and stress relief. People use them by holding the stone between the index finger and thumb and rubbing one's thumb back and forth across the stone. It is believed to be a self soothing exercise. The concept of worry stones is believed to originate in ancient Greece, Tibet, and Ireland. They were also popular with multiple Native American Tribes. Thank you and have an amazing day!