They are extra extra large size and about 1-1/4 to 1-3/8"" in size.
Sodalite is a stone of logic, rationality, and efficiency. It is helpful for work in groups and stimulates thought. Sodalite is a stone that is good for healing breaches in communication. It is a stone of truth, and brings this to all communications. It is called a Poet's Stone. It can help end arguments or other disagreements. It is particularly useful for honesty of emotions and love. It increases intelligence, knowledge and learning, and can unite the logical with the spiritual. Physically it is said in folklore and crystal healing to be beneficial for the glands, diabetes, digestive system, lymphatic cancer, relieving insomnia, and decreasing calcium deficiency. It is also used in crystal healing for quicker relief of head colds. Note that healing crystal meanings are spiritual supports to healing and are not prescriptions or healthcare information. Sodalite is associated with the throat and brow chakras.