Thumb stones have an indent in them for one to gently rub and release all their worries, hence also commonly called "Worry Stones".
Properties: Amethyst is the stone of intuition, peace and healing.
Chakras: Third eye & Crown
Zodiac: Virgo, Sagittarius, Capricorn, Aquarius, Pisces
Element: Air, Water
Quantity: 1 Amethyst Thumb/Worry Stone
Dimensions: Approximately 1.5 H x 1.2" W. Every one is unique and varies in shape, colour, and size.