Sodalite Semi-Precious Gemstone Earrings. Measures approximately 2" long and 7-8mm wide. Sodalite Summary: (A full list of meaning and uses will be included when you purchase these earrings) Sodalite has a harmonizing and soothing effect on your glands because of it's high salt, manganese and calcium content. It helps to strengthen your confidence, self-worth and self esteem.